{"id":12794,"date":"2026-06-19T14:39:04","date_gmt":"2026-06-19T09:09:04","guid":{"rendered":"https:\/\/www.scaler.com\/blog\/?p=12794"},"modified":"2026-07-21T18:49:46","modified_gmt":"2026-07-21T13:19:46","slug":"mlops-pipeline-explained","status":"publish","type":"post","link":"https:\/\/www.scaler.com\/blog\/mlops-pipeline-explained\/","title":{"rendered":"MLOps Pipeline Explained: The Assembly Line Nobody Shows You in the Tutorials"},"content":{"rendered":"\n

Here\u2019s the direct answer first, since that\u2019s probably why you\u2019re here: an MLOps pipeline<\/strong> is an automated, repeatable workflow that takes a machine learning model from raw data all the way to a live, monitored service in production, and then loops back to retrain it when things drift. The data in one end, a working model out the other, with checks at every stage so it doesn\u2019t quietly fall apart six weeks later.<\/p>\n\n\n\n

That last part matters more than people give it credit for. A commonly cited figure (it\u2019s been floating around since a 2019 VentureBeat panel and gets re-quoted endlessly) puts the share of ML models that never reach production at somewhere around 87 to 90%. Whatever the exact number, the pattern behind it is real: most of the work isn\u2019t building the model. It\u2019s everything around it, the plumbing, the handoffs, the \u201cwho\u2019s on call when this breaks at 2 AM\u201d part. MLOps is the discipline that exists to fix exactly that.<\/p>\n\n\n\n

If you\u2019ve built models in notebooks before and are now staring at the gap between \u201cit works on my machine\u201d and \u201cit works for 50,000 users, reliably, for months,\u201d this is the explainer for that gap. We\u2019ll go through what the pipeline looks like end to end, the tools people actually reach for at each stage, how MLOps differs from plain DevOps, and a checklist for not learning all of this the hard way.<\/p>\n\n\n\n\nScaler Carousel<\/title>\n\n<!-- Plus Jakarta Sans Font -->\n<link href=\"https:\/\/fonts.googleapis.com\/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap\" rel=\"stylesheet\">\n<!-- Swiper CSS -->\n<link rel=\"stylesheet\" href=\"https:\/\/cdn.jsdelivr.net\/npm\/swiper@11\/swiper-bundle.min.css\">\n\n<style>\n.scaler-carousel {\n font-family: 'Plus Jakarta Sans', sans-serif;\n max-width: 900px;\n margin: 24px auto;\n padding: 0;\n box-sizing: border-box;\n}\n.scaler-carousel *,\n.scaler-carousel *::before,\n.scaler-carousel *::after {\n box-sizing: border-box;\n}\n\n\/* Header *\/\n.scaler-header {\n text-align: center;\n margin-bottom: 20px;\n}\n.scaler-header-title {\n font-size: 22px;\n font-weight: 700;\n color: #1a1a2e;\n margin: 0 0 6px;\n 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width: 100%;\n background: #ffffff;\n border: 1px solid #e5e7eb;\n border-radius: 16px;\n padding: 24px;\n box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);\n transition: box-shadow 0.2s ease;\n}\n.scaler-card:hover {\n box-shadow: 0 6px 16px rgba(0, 0, 0, 0.10);\n}\n\n\/* NSDC badge *\/\n.scaler-badge {\n display: inline-flex;\n align-items: center;\n align-self: flex-start;\n background: #f3f4f6;\n color: #111827;\n font-size: 12px;\n font-weight: 600;\n padding: 4px 10px;\n border-radius: 20px;\n white-space: nowrap;\n letter-spacing: 0.1px;\n}\n\n\/* Top: icon + title + description *\/\n.scaler-card-top {\n display: flex;\n align-items: flex-start;\n gap: 12px;\n min-height: 100px;\n}\n.scaler-icon-wrap {\n display: flex;\n align-items: center;\n justify-content: center;\n width: 64px;\n height: 64px;\n border-radius: 12px;\n background: #f3f4f6;\n color: #374151;\n flex-shrink: 0;\n}\n.scaler-icon-wrap svg {\n width: 26px;\n height: 26px;\n}\n.scaler-card-top-content {\n flex: 1;\n 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}\n}\n<\/style>\n\n\n<div class=\"scaler-carousel\">\n <div class=\"scaler-header\">\n <h2 class=\"scaler-header-title\"><span class=\"ez-toc-section\" id=\"transform-your-career\"><\/span>Transform Your Career<span class=\"ez-toc-section-end\"><\/span><\/h2>\n <p class=\"scaler-header-subtitle\">Choose from our industry-leading programs designed for career success<\/p>\n <\/div>\n\n <div class=\"swiper scaler-swiper\">\n <div class=\"swiper-wrapper\">\n\n <!-- CARD 1 -->\n <div class=\"swiper-slide\">\n <div class=\"scaler-card\">\n <div class=\"scaler-badge\">NSDC Certified<\/div>\n <div class=\"scaler-card-top\">\n <div class=\"scaler-icon-wrap\">\n <svg width=\"26\" height=\"26\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><polyline points=\"16 18 22 12 16 6\"\/><polyline points=\"8 6 2 12 8 18\"\/><\/svg>\n <\/div>\n <div class=\"scaler-card-top-content\">\n <h3 class=\"scaler-title\">Modern Software and AI Engineering Program<\/h3>\n <p class=\"scaler-desc\">Master full-stack development with AI integration<\/p>\n <\/div>\n <\/div>\n <div class=\"scaler-stats\">\n <div class=\"scaler-stat\"><span class=\"scaler-stat-value\">12 Months<\/span><span class=\"scaler-stat-label\">Duration<\/span><\/div>\n <div class=\"scaler-stat\"><span class=\"scaler-stat-value\">AI-Led<\/span><span class=\"scaler-stat-label\">Curriculum<\/span><\/div>\n <div class=\"scaler-stat\"><span class=\"scaler-stat-value\">Career Support<\/span><span class=\"scaler-stat-label\">Support<\/span><\/div>\n <\/div>\n <div class=\"scaler-logos\">\n <img decoding=\"async\" class=\"scaler-company-logo\" src=\"https:\/\/upload.wikimedia.org\/wikipedia\/commons\/2\/2f\/Google_2015_logo.svg\" alt=\"Google\" loading=\"lazy\">\n <img decoding=\"async\" class=\"scaler-company-logo\" src=\"https:\/\/upload.wikimedia.org\/wikipedia\/commons\/a\/a9\/Amazon_logo.svg\" alt=\"Amazon\" loading=\"lazy\">\n <img decoding=\"async\" class=\"scaler-company-logo\" src=\"https:\/\/upload.wikimedia.org\/wikipedia\/commons\/4\/42\/Paytm_logo.png\" alt=\"Paytm\" loading=\"lazy\">\n <span class=\"scaler-logo-more\">+1000 more<\/span>\n <\/div>\n <div class=\"scaler-card-btns\">\n <button onclick=\"window.open('https:\/\/www.scaler.com\/academy\/', '_blank')\">\n Go to Program\n <svg width=\"14\" height=\"14\" viewBox=\"0 0 16 16\" fill=\"none\" aria-hidden=\"true\"><path d=\"M3 8H13M13 8L9 4M13 8L9 12\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\/><\/svg>\n <\/button>\n <\/div>\n <\/div>\n <\/div>\n\n <!-- CARD 2 -->\n <div class=\"swiper-slide\">\n <div class=\"scaler-card\">\n <div class=\"scaler-badge\">NSDC Certified<\/div>\n <div class=\"scaler-card-top\">\n <div class=\"scaler-icon-wrap\">\n <svg width=\"26\" height=\"26\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><ellipse cx=\"12\" cy=\"5\" rx=\"9\" ry=\"3\"\/><path d=\"M3 5v14c0 1.66 4.03 3 9 3s9-1.34 9-3V5\"\/><path d=\"M3 12c0 1.66 4.03 3 9 3s9-1.34 9-3\"\/><\/svg>\n <\/div>\n <div class=\"scaler-card-top-content\">\n <h3 class=\"scaler-title\">Modern Data Science and ML with specialisation in AI<\/h3>\n <p class=\"scaler-desc\">Advanced data science techniques with AI specialization<\/p>\n <\/div>\n <\/div>\n <div class=\"scaler-stats\">\n <div class=\"scaler-stat\"><span class=\"scaler-stat-value\">12 Months<\/span><span class=\"scaler-stat-label\">Duration<\/span><\/div>\n <div class=\"scaler-stat\"><span class=\"scaler-stat-value\">AI-Led<\/span><span class=\"scaler-stat-label\">Curriculum<\/span><\/div>\n <div class=\"scaler-stat\"><span class=\"scaler-stat-value\">Career Support<\/span><span class=\"scaler-stat-label\">Support<\/span><\/div>\n <\/div>\n <div class=\"scaler-logos\">\n <img decoding=\"async\" class=\"scaler-company-logo\" src=\"https:\/\/upload.wikimedia.org\/wikipedia\/commons\/2\/2f\/Google_2015_logo.svg\" alt=\"Google\" loading=\"lazy\">\n <img decoding=\"async\" class=\"scaler-company-logo\" src=\"https:\/\/upload.wikimedia.org\/wikipedia\/commons\/a\/a9\/Amazon_logo.svg\" alt=\"Amazon\" loading=\"lazy\">\n <img decoding=\"async\" class=\"scaler-company-logo\" src=\"https:\/\/upload.wikimedia.org\/wikipedia\/commons\/4\/42\/Paytm_logo.png\" alt=\"Paytm\" loading=\"lazy\">\n <span class=\"scaler-logo-more\">+1000 more<\/span>\n <\/div>\n <div class=\"scaler-card-btns\">\n <button onclick=\"window.open('https:\/\/www.scaler.com\/data-science-course\/', '_blank')\">\n Go to Program\n <svg width=\"14\" height=\"14\" viewBox=\"0 0 16 16\" fill=\"none\" aria-hidden=\"true\"><path d=\"M3 8H13M13 8L9 4M13 8L9 12\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\/><\/svg>\n <\/button>\n <\/div>\n <\/div>\n <\/div>\n\n <!-- CARD 3 -->\n <div class=\"swiper-slide\">\n <div class=\"scaler-card\">\n <div class=\"scaler-badge\">NSDC Certified<\/div>\n <div class=\"scaler-card-top\">\n <div class=\"scaler-icon-wrap\">\n <svg width=\"26\" height=\"26\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M12 2L13.5 8.5L20 10L13.5 11.5L12 18L10.5 11.5L4 10L10.5 8.5L12 2Z\"\/><\/svg>\n <\/div>\n <div class=\"scaler-card-top-content\">\n <h3 class=\"scaler-title\">Advanced AIML with Specialisation in Agentic AI<\/h3>\n <p class=\"scaler-desc\">Deep dive into AIML with focus on Agentic systems<\/p>\n <\/div>\n <\/div>\n <div class=\"scaler-stats\">\n <div class=\"scaler-stat\"><span class=\"scaler-stat-value\">12 Months<\/span><span class=\"scaler-stat-label\">Duration<\/span><\/div>\n <div class=\"scaler-stat\"><span class=\"scaler-stat-value\">AI-Led<\/span><span class=\"scaler-stat-label\">Curriculum<\/span><\/div>\n <div class=\"scaler-stat\"><span class=\"scaler-stat-value\">Career Support<\/span><span class=\"scaler-stat-label\">Support<\/span><\/div>\n <\/div>\n <div class=\"scaler-logos\">\n <img decoding=\"async\" class=\"scaler-company-logo\" src=\"https:\/\/upload.wikimedia.org\/wikipedia\/commons\/2\/2f\/Google_2015_logo.svg\" alt=\"Google\" loading=\"lazy\">\n <img decoding=\"async\" class=\"scaler-company-logo\" src=\"https:\/\/upload.wikimedia.org\/wikipedia\/commons\/a\/a9\/Amazon_logo.svg\" alt=\"Amazon\" loading=\"lazy\">\n <img decoding=\"async\" class=\"scaler-company-logo\" src=\"https:\/\/upload.wikimedia.org\/wikipedia\/commons\/4\/42\/Paytm_logo.png\" alt=\"Paytm\" loading=\"lazy\">\n <span class=\"scaler-logo-more\">+1000 more<\/span>\n <\/div>\n <div class=\"scaler-card-btns\">\n <button onclick=\"window.open('https:\/\/www.scaler.com\/ai-machine-learning-course\/', '_blank')\">\n Go to Program\n <svg width=\"14\" height=\"14\" viewBox=\"0 0 16 16\" fill=\"none\" aria-hidden=\"true\"><path d=\"M3 8H13M13 8L9 4M13 8L9 12\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\/><\/svg>\n <\/button>\n <\/div>\n <\/div>\n <\/div>\n\n <!-- CARD 4 -->\n <div class=\"swiper-slide\">\n <div class=\"scaler-card\">\n <div class=\"scaler-badge\">NSDC Certified<\/div>\n <div class=\"scaler-card-top\">\n <div class=\"scaler-icon-wrap\">\n <svg width=\"26\" height=\"26\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <path d=\"M17.5 19H9a7 7 0 1 1 6.71-9h1.79a4.5 4.5 0 1 1 0 9Z\" \/>\n <path d=\"M9.2 15.2a3 3 0 1 0 4.24-4.24\" \/>\n <\/svg>\n <\/div>\n <div class=\"scaler-card-top-content\">\n <h3 class=\"scaler-title\">DevOps, Cloud & AI Platform Engineering<\/h3>\n <p class=\"scaler-desc\">Build and manage AI-powered cloud infrastructure<\/p>\n <\/div>\n <\/div>\n <div class=\"scaler-stats\">\n <div class=\"scaler-stat\"><span class=\"scaler-stat-value\">12 Months<\/span><span class=\"scaler-stat-label\">Duration<\/span><\/div>\n <div class=\"scaler-stat\"><span class=\"scaler-stat-value\">AI-Led<\/span><span class=\"scaler-stat-label\">Curriculum<\/span><\/div>\n <div class=\"scaler-stat\"><span class=\"scaler-stat-value\">Career Support<\/span><span class=\"scaler-stat-label\">Support<\/span><\/div>\n <\/div>\n <div class=\"scaler-logos\">\n <img decoding=\"async\" class=\"scaler-company-logo\" src=\"https:\/\/upload.wikimedia.org\/wikipedia\/commons\/2\/2f\/Google_2015_logo.svg\" alt=\"Google\" loading=\"lazy\">\n <img decoding=\"async\" class=\"scaler-company-logo\" src=\"https:\/\/upload.wikimedia.org\/wikipedia\/commons\/a\/a9\/Amazon_logo.svg\" alt=\"Amazon\" loading=\"lazy\">\n <img decoding=\"async\" class=\"scaler-company-logo\" src=\"https:\/\/upload.wikimedia.org\/wikipedia\/commons\/4\/42\/Paytm_logo.png\" alt=\"Paytm\" loading=\"lazy\">\n <span class=\"scaler-logo-more\">+1000 more<\/span>\n <\/div>\n <div class=\"scaler-card-btns\">\n <button onclick=\"window.open('https:\/\/www.scaler.com\/devops-course\/', '_blank')\">\n Go to Program\n <svg width=\"14\" height=\"14\" viewBox=\"0 0 16 16\" fill=\"none\" aria-hidden=\"true\"><path d=\"M3 8H13M13 8L9 4M13 8L9 12\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\/><\/svg>\n <\/button>\n <\/div>\n <\/div>\n <\/div>\n\n <!-- CARD 5 -->\n <div class=\"swiper-slide\">\n <div class=\"scaler-card\">\n <div class=\"scaler-badge\">NSDC Certified<\/div>\n <div class=\"scaler-card-top\">\n <div class=\"scaler-icon-wrap\">\n <svg width=\"26\" height=\"26\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n <line x1=\"3\" y1=\"22\" x2=\"21\" y2=\"22\" \/>\n <line x1=\"6\" y1=\"18\" x2=\"6\" y2=\"11\" \/>\n <line x1=\"10\" y1=\"18\" x2=\"10\" y2=\"11\" \/>\n <line x1=\"14\" y1=\"18\" x2=\"14\" y2=\"11\" \/>\n <line x1=\"18\" y1=\"18\" x2=\"18\" y2=\"11\" \/>\n <polygon points=\"12 2 20 7 4 7\" \/>\n <\/svg>\n <\/div>\n <div class=\"scaler-card-top-content\">\n <h3 class=\"scaler-title\">AI Engineering Advanced Certification by IIT-Roorkee<\/h3>\n <p class=\"scaler-desc\">Premier AI engineering certification from IIT-Roorkee<\/p>\n <\/div>\n <\/div>\n <div class=\"scaler-stats\">\n <div class=\"scaler-stat\"><span class=\"scaler-stat-value\">3 Months<\/span><span class=\"scaler-stat-label\">Duration<\/span><\/div>\n <div class=\"scaler-stat\"><span class=\"scaler-stat-value\">AI-Led<\/span><span class=\"scaler-stat-label\">Curriculum<\/span><\/div>\n <div class=\"scaler-stat\"><span class=\"scaler-stat-value\">Career Support<\/span><span class=\"scaler-stat-label\">Support<\/span><\/div>\n <\/div>\n <div class=\"scaler-logos\">\n <img decoding=\"async\" class=\"scaler-logo-strip\" src=\"https:\/\/scaler-blog-prod-wp-content.s3.ap-south-1.amazonaws.com\/wp-content\/uploads\/2026\/07\/08135139\/iitr-icons-strip.png\" alt=\"Program highlights\" loading=\"lazy\">\n <\/div>\n <div class=\"scaler-card-btns\">\n <button onclick=\"window.open('https:\/\/www.scaler.com\/iit-roorkee-advanced-ai-engineering-course\/', '_blank')\">\n Go to Program\n <svg width=\"14\" height=\"14\" viewBox=\"0 0 16 16\" fill=\"none\" aria-hidden=\"true\"><path d=\"M3 8H13M13 8L9 4M13 8L9 12\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\/><\/svg>\n <\/button>\n <\/div>\n <\/div>\n <\/div>\n\n <!-- Continue for remaining cards (6\u20138) using same pattern -->\n\n <\/div>\n <div class=\"swiper-button-next\"><\/div>\n <div class=\"swiper-button-prev\"><\/div>\n <div class=\"swiper-pagination\"><\/div>\n <\/div>\n<\/div>\n\n<!-- Swiper.js -->\n<script src=\"https:\/\/cdn.jsdelivr.net\/npm\/swiper@11\/swiper-bundle.min.js\"><\/script>\n<script>\ndocument.addEventListener(\"DOMContentLoaded\", function () {\n const pathParts = window.location.pathname.split(\"\/\").filter(Boolean);\n const slug = pathParts[pathParts.length - 1] || \"\";\n const readableSlug = encodeURIComponent(slug);\n const buttons = document.querySelectorAll(\".scaler-card-btns button\");\n\n buttons.forEach((btn) => {\n const baseURL = btn.getAttribute(\"onclick\").match(\/'(.*?)'\/)[1];\n if (!baseURL.includes(\"utm_source=\")) {\n const separator = baseURL.includes(\"?\") ? \"&\" : \"?\";\n const updatedURL = `${baseURL}${separator}utm_source=blog&utm_medium=program_carousel&utm_content=${readableSlug}`;\n btn.setAttribute(\"onclick\", `window.open('${updatedURL}', '_blank')`);\n }\n });\n\n new Swiper(\".scaler-swiper\", {\n slidesPerView: 1,\n spaceBetween: 28,\n grabCursor: true,\n navigation: { nextEl: \".swiper-button-next\", prevEl: \".swiper-button-prev\" },\n pagination: { el: \".swiper-pagination\", dynamicBullets: true, clickable: true },\n breakpoints: { 1000: { slidesPerView: 2 } },\n keyboard: { enabled: true },\n });\n});\n<\/script>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"what-is-an-mlops-pipeline\"><\/span><strong>What Is an MLOps Pipeline?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">An MLOps pipeline is the automated sequence of steps that moves a machine learning project from raw data to a deployed, monitored model, and back again when retraining is needed. It\u2019s essentially CI\/CD borrowed from software engineering, except the \u201cproduct\u201d here isn\u2019t just code, it\u2019s code, data, and a trained model, all of which can change independently and all of which need to be versioned.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">That last bit is the whole reason MLOps exists as its own field rather than just being \u201cDevOps with extra steps.\u201d A normal software deploy breaks because someone shipped buggy code. An ML deploy can break even when the code is perfectly fine, because the real-world data feeding the model quietly shifted underneath it. A pipeline that only checks code quality will miss that completely.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">If this is the part of your career you\u2019re trying to build toward, Scaler\u2019s<a href=\"https:\/\/www.scaler.com\/topics\/best-mlops-course-in-india\/\"> guide to the best MLOps courses in India<\/a> is a reasonable starting point for comparing structured options.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"mlops-pipeline-architecture-diagram\"><\/span><strong>MLOps Pipeline Architecture (Diagram)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Here\u2019s what the architecture looks like laid out end to end. Four stages, each with its own moving parts, plus the retraining loop that ties stage four back into stages one and two.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"598\" src=\"https:\/\/scaler-blog-prod-wp-content.s3.ap-south-1.amazonaws.com\/wp-content\/uploads\/2026\/06\/18150958\/image-1024x598.jpeg\" alt=\"\" class=\"wp-image-12795\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">A quick way to read this: everything left of the dotted line happens more or less continuously while a model is being built or improved. The retraining loop at the bottom is what makes it a <em>pipeline<\/em> rather than a one-time project, it\u2019s the difference between shipping a model once and actually operating one.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"stages-of-an-mlops-pipeline\"><\/span><strong>Stages of an MLOps Pipeline<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">At a high level, every MLOps pipeline, regardless of how fancy the tooling gets, comes down to four stages:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1.     Data ingestion & versioning<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2.     Model training & experimentation<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3.     CI\/CD & deployment<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4.     Monitoring & retraining<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Worth saying upfront: these stages aren\u2019t strictly linear in practice. Teams loop back, skip ahead, and run several stages in parallel for different model versions. But as a mental model, this ordering holds up, and it\u2019s how most tooling and job descriptions are organised too.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>1. Data Ingestion & Versioning<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Every model is downstream of some data pipeline, and that pipeline needs to be both automated and versioned. \u201cVersioned\u201d is the part people skip early on, right up until someone asks \u201cwhich exact dataset trained the model that\u2019s currently live?\u201d and the honest answer is a shrug.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This stage typically covers pulling data from source systems (databases, event streams, third-party APIs), validating and cleaning it, and pushing it into a feature store so training and serving use the exact same feature definitions. Tools like DVC or Delta Lake handle dataset versioning the way Git handles code, snapshots you can roll back to and diff against.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A lot of this groundwork overlaps with general infrastructure practice. If \u201ceverything as code\u201d is new to you, Scaler\u2019s primer on<a href=\"https:\/\/www.scaler.com\/topics\/devops-tutorial\/infrastructure-as-code\/\"> infrastructure as code<\/a> covers the underlying idea, and it applies to data pipelines just as much as servers.<\/p>\n\n\n<meta charset=\"UTF-8\">\n <meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\">\n\n <!-- Source Sans Pro (topics font) -->\n <link href=\"https:\/\/fonts.googleapis.com\/css2?family=Source+Sans+3:wght@400;600;700&display=swap\" rel=\"stylesheet\">\n <link rel=\"stylesheet\" href=\"https:\/\/cdn.jsdelivr.net\/npm\/swiper@11\/swiper-bundle.min.css\">\n <script src=\"https:\/\/cdn.jsdelivr.net\/npm\/swiper@11\/swiper-bundle.min.js\"><\/script>\n\n <style>\n :root {\n \/* topics design tokens (variables.scss) *\/\n --scaler-primary: #005bb3; \/* primary-color-80 *\/\n --scaler-primary-30: #8acaff; \/* primary-color-30 *\/\n --scaler-brand-blue: #255aad;\n --scaler-live: #ee001d; \/* accent-v5-60 *\/\n --scaler-live-bg: #ffe6e9; \/* accent-v5-10 *\/\n --scaler-card-bg: #ffffff; \/* neutral-scale-0 *\/\n --scaler-surface: #f4f6f9; \/* neutral-scale-2 *\/\n --scaler-text-primary: #1a2c47; \/* neutral-scale-12 *\/\n --scaler-text-secondary: #61738e; \/* neutral-scale-9 *\/\n --scaler-border: #d6dee5; \/* neutral-scale-4 *\/\n --scaler-radius: 16px;\n --scaler-radius-sm: 8px;\n --scaler-shadow: 0 8px 16px 0 rgba(50, 71, 102, 0.16);\n }\n\n .scaler-events-carousel * { box-sizing: border-box; }\n\n .scaler-events-carousel {\n font-family: \"Source Sans 3\", \"Source Sans Pro\", \"Roboto\", Arial, sans-serif;\n padding: 24px;\n position: relative;\n width: 100%;\n }\n .scaler-events-carousel__inner {\n max-width: 1000px;\n margin: 0 auto;\n position: relative;\n width: 100%;\n }\n\n \/* Header \u2014 calendar icon + \"Live Masterclasses\" *\/\n .scaler-events-header {\n display: flex;\n align-items: center;\n gap: 8px;\n margin-bottom: 8px;\n padding: 8px 0;\n }\n .scaler-events-header__icon { display: inline-flex; color: var(--scaler-text-primary); }\n .scaler-events-header__icon svg { width: 24px; height: 24px; }\n .scaler-events-header__title {\n font-size: 18px;\n font-weight: 700;\n color: var(--scaler-text-primary);\n line-height: 1.3;\n margin: 0;\n }\n\n \/* Swiper wrap (holds side arrows) *\/\n .scaler-events-swiper-wrap { position: relative; }\n .scaler-events-carousel .swiper { width: 100%; padding: 4px; }\n .scaler-event-swiper .swiper-slide {\n width: 296px; \/* topics card_container width *\/\n height: auto;\n display: flex;\n }\n\n \/* Event Card \u2014 matches topics EventCard *\/\n .scaler-event-card {\n background: var(--scaler-card-bg);\n border: 1px solid var(--scaler-border);\n border-radius: var(--scaler-radius);\n padding: 16px;\n display: flex;\n flex-direction: column;\n height: 100%;\n width: 100%;\n cursor: pointer;\n }\n\n \/* Header row: headshot + title\/name *\/\n .scaler-event-card__header { display: flex; align-items: flex-start; }\n .scaler-event-card__image-wrapper {\n position: relative;\n width: 88px;\n height: 88px;\n min-width: 88px;\n border-radius: var(--scaler-radius-sm);\n overflow: hidden;\n background: var(--scaler-primary-30);\n }\n .scaler-event-card__image {\n position: absolute;\n top: 0; left: 0;\n width: 100%; height: 100%;\n object-fit: cover;\n }\n \/* attendee-count footer (default) *\/\n .scaler-event-card__img-footer {\n position: absolute;\n left: 0; right: 0; bottom: 0;\n display: flex;\n align-items: center;\n justify-content: center;\n gap: 4px;\n padding: 1px 8px;\n background: var(--scaler-surface);\n color: var(--scaler-text-primary);\n font-size: 13px;\n line-height: 22px;\n }\n .scaler-event-card__img-footer svg { width: 14px; height: 14px; }\n \/* live chip (shown when status === current) *\/\n .scaler-event-card__live-badge {\n position: absolute;\n left: 0; right: 0; bottom: 0;\n display: flex;\n align-items: center;\n justify-content: center;\n gap: 5px;\n padding: 1px 8px;\n background: var(--scaler-live-bg);\n color: var(--scaler-live);\n font-size: 12px;\n line-height: 22px;\n text-transform: uppercase;\n letter-spacing: 0.18em;\n }\n .scaler-event-card__live-badge::before {\n content: \"\";\n width: 6px; height: 6px;\n background: var(--scaler-live);\n border-radius: 50%;\n }\n .scaler-event-card__text { margin-left: 16px; min-width: 0; }\n .scaler-event-card__title {\n font-size: 20px;\n font-weight: 600;\n color: var(--scaler-text-primary);\n margin: 0;\n line-height: 1.4;\n display: -webkit-box;\n -webkit-line-clamp: 2;\n -webkit-box-orient: vertical;\n overflow: hidden;\n }\n .scaler-event-card__speaker {\n margin-top: 8px;\n font-size: 14px;\n line-height: 1.4;\n color: var(--scaler-text-primary);\n }\n\n \/* Takeaways *\/\n .scaler-event-card__takeaways {\n margin-top: 12px;\n min-height: 50px;\n max-height: 50px;\n overflow: hidden;\n }\n .scaler-event-card__takeaway-item {\n display: flex;\n align-items: flex-start;\n gap: 6px;\n }\n .scaler-event-card__dot {\n width: 4px; height: 4px;\n min-width: 4px;\n border-radius: 50%;\n background: var(--scaler-text-secondary);\n margin-top: 11px;\n }\n .scaler-event-card__takeaway-text {\n flex: 1;\n min-width: 0;\n font-size: 14px;\n line-height: 24px;\n color: var(--scaler-text-primary);\n white-space: nowrap;\n overflow: hidden;\n text-overflow: ellipsis;\n }\n .scaler-event-card__knowmore,\n .scaler-event-card__knowmore:link,\n .scaler-event-card__knowmore:visited {\n flex-shrink: 0;\n font-size: 14px;\n line-height: 24px;\n color: var(--scaler-primary) !important;\n text-decoration: none;\n white-space: nowrap;\n }\n .scaler-event-card__knowmore:hover { text-decoration: underline; }\n\n \/* Date + duration *\/\n .scaler-event-card__meta {\n display: flex;\n align-items: center;\n justify-content: space-between;\n margin-top: 20px;\n font-size: 13px;\n line-height: 24px;\n color: var(--scaler-text-primary);\n }\n .scaler-event-card__duration {\n display: flex;\n align-items: center;\n gap: 4px;\n }\n .scaler-event-card__duration svg { width: 15px; height: 15px; }\n\n .scaler-event-card__spacer { flex-grow: 1; min-height: 4px; }\n\n \/* CTA \u2014 outlined \"Register with 1-Click\" *\/\n .scaler-event-card__cta,\n .scaler-event-card__cta:link,\n .scaler-event-card__cta:visited {\n display: flex;\n align-items: center;\n justify-content: center;\n width: 100%;\n margin-top: 16px;\n padding: 8px;\n background: transparent;\n color: var(--scaler-primary) !important;\n font-family: inherit;\n font-size: 14px;\n font-weight: 600;\n line-height: 24px;\n text-decoration: none;\n border: 1px solid var(--scaler-primary);\n border-radius: var(--scaler-radius-sm);\n cursor: pointer;\n transition: background 0.2s ease, color 0.2s ease;\n }\n .scaler-event-card__cta:hover,\n .scaler-event-card__cta:focus {\n background: var(--scaler-primary);\n color: #fff !important;\n }\n\n \/* Side navigation arrows *\/\n .scaler-events-nav__btn {\n position: absolute !important;\n top: 50% !important;\n transform: translateY(-50%) !important;\n z-index: 2;\n width: 46px !important;\n height: 46px !important;\n min-width: 46px;\n display: flex !important;\n align-items: center;\n justify-content: center;\n padding: 0 !important;\n background: var(--scaler-card-bg) !important;\n border: none !important;\n border-radius: var(--scaler-radius-sm) !important;\n box-shadow: var(--scaler-shadow) !important;\n color: var(--scaler-text-secondary) !important;\n cursor: pointer;\n transition: opacity 0.2s ease, visibility 0.2s ease;\n }\n .scaler-nav-prev { left: 8px !important; }\n .scaler-nav-next { right: 8px !important; }\n .scaler-events-nav__btn svg {\n width: 20px !important;\n height: 20px !important;\n fill: var(--scaler-text-secondary) !important;\n }\n .scaler-events-nav__btn.swiper-button-disabled {\n opacity: 0;\n visibility: hidden;\n pointer-events: none;\n }\n\n \/* View All Events *\/\n .scaler-events-viewall,\n .scaler-events-viewall:link,\n .scaler-events-viewall:visited {\n display: flex;\n align-items: center;\n justify-content: center;\n gap: 6px;\n margin-top: 12px;\n font-size: 14px;\n font-weight: 600;\n color: var(--scaler-brand-blue) !important;\n text-decoration: none;\n }\n .scaler-events-viewall:hover { text-decoration: underline; }\n .scaler-events-viewall svg { width: 16px; height: 16px; fill: var(--scaler-brand-blue); }\n\n \/* hide swiper defaults *\/\n .scaler-events-pagination { display: none; }\n .scaler-events-carousel .swiper-button-prev,\n .scaler-events-carousel .swiper-button-next { display: none; }\n\n \/* Skeleton & Empty States *\/\n .scaler-event-card--skeleton { pointer-events: none; }\n .scaler-event-card--skeleton .scaler-event-card__image-wrapper,\n .scaler-event-card--skeleton .scaler-event-card__title,\n .scaler-event-card--skeleton .scaler-event-card__speaker,\n .scaler-event-card--skeleton .scaler-event-card__takeaways,\n .scaler-event-card--skeleton .scaler-event-card__meta,\n .scaler-event-card--skeleton .scaler-event-card__cta {\n background: linear-gradient(90deg, var(--scaler-border) 25%, var(--scaler-surface) 50%, var(--scaler-border) 75%);\n background-size: 200% 100%;\n animation: shimmer 1.5s infinite;\n color: transparent !important;\n border-color: transparent !important;\n border-radius: 4px;\n }\n .scaler-event-card--skeleton .scaler-event-card__title { min-height: 44px; }\n .scaler-event-card--skeleton .scaler-event-card__speaker { min-height: 16px; }\n .scaler-event-card--skeleton .scaler-event-card__meta { min-height: 24px; }\n .scaler-event-card--skeleton .scaler-event-card__cta { min-height: 40px; }\n .scaler-event-card--skeleton .scaler-event-card__image,\n .scaler-event-card--skeleton .scaler-event-card__img-footer,\n .scaler-event-card--skeleton .scaler-event-card__live-badge { display: none; }\n\n @keyframes shimmer {\n 0% { background-position: 200% 0; }\n 100% { background-position: -200% 0; }\n }\n\n .scaler-events-empty {\n text-align: center;\n padding: 40px 20px;\n color: var(--scaler-text-secondary);\n font-size: 15px;\n }\n\n @media (max-width: 768px) {\n .scaler-events-carousel { padding: 16px; }\n .scaler-event-swiper .swiper-slide { width: calc(100vw - 52px); }\n .scaler-events-nav__btn { display: none; }\n }\n <\/style>\n\n\n\n <div class=\"scaler-events-carousel js-scaler-carousel\">\n\n <template class=\"js-event-card-template\">\n <div class=\"swiper-slide\">\n <article class=\"scaler-event-card\">\n <div class=\"scaler-event-card__header\">\n <div class=\"scaler-event-card__image-wrapper\">\n <img decoding=\"async\" src=\"\" alt=\"\" class=\"scaler-event-card__image\" loading=\"lazy\">\n <div class=\"scaler-event-card__img-footer\">\n <svg fill=\"currentColor\" viewBox=\"0 0 32 32\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M11.199 7.957c-3.086 0-5.588 2.502-5.588 5.588s2.502 5.588 5.588 5.588c3.086 0 5.588-2.502 5.588-5.588s-2.502-5.588-5.588-5.588zM3.611 13.545c0-4.191 3.397-7.588 7.588-7.588s7.588 3.397 7.588 7.588c0 4.191-3.397 7.588-7.588 7.588s-7.588-3.397-7.588-7.588z\"\/><path d=\"M21.090 6.369h0.003c1.989 0 3.897 0.79 5.303 2.197s2.197 3.314 2.197 5.303-0.79 3.897-2.197 5.303c-1.406 1.407-3.314 2.197-5.303 2.197-0.552 0-1-0.448-1-1s0.448-1 1-1c1.459 0 2.858-0.579 3.889-1.611s1.611-2.43 1.611-3.889c0-1.459-0.58-2.858-1.611-3.889s-2.429-1.611-3.888-1.611c-0.507 0.002-1.013 0.070-1.502 0.203-0.533 0.145-1.082-0.17-1.227-0.703s0.17-1.082 0.703-1.227c0.659-0.179 1.339-0.27 2.021-0.272z\"\/><path d=\"M10.906 21.364c-1.605 0-3.186 0.386-4.61 1.126s-2.649 1.811-3.572 3.124c-0.318 0.452-0.941 0.561-1.393 0.243s-0.561-0.941-0.243-1.393c1.107-1.576 2.577-2.862 4.286-3.749s3.606-1.351 5.532-1.351 3.823 0.463 5.532 1.351c1.709 0.888 3.179 2.174 4.286 3.749 0.318 0.452 0.209 1.076-0.243 1.393s-1.076 0.209-1.393-0.243c-0.923-1.313-2.148-2.385-3.572-3.124s-3.005-1.126-4.61-1.126z\"\/><\/svg>\n <span class=\"js-event-count\"><\/span>\n <\/div>\n <div class=\"scaler-event-card__live-badge\" style=\"display: none;\">Live<\/div>\n <\/div>\n <div class=\"scaler-event-card__text\">\n <h3 class=\"scaler-event-card__title\"><\/h3>\n <div class=\"scaler-event-card__speaker js-event-speaker\"><\/div>\n <\/div>\n <\/div>\n\n <div class=\"scaler-event-card__takeaways js-event-takeaways\"><\/div>\n\n <div class=\"scaler-event-card__spacer\"><\/div>\n\n <div class=\"scaler-event-card__meta\">\n <span class=\"js-event-date\"><\/span>\n <span class=\"scaler-event-card__duration\">\n <svg fill=\"currentColor\" viewBox=\"0 0 32 32\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M16 6.333c6.443 0 11.667 5.223 11.667 11.667s-5.223 11.667-11.667 11.667c-6.443 0-11.667-5.223-11.667-11.667v0c0.008-6.44 5.226-11.659 11.666-11.667h0.001zM16 28.333c5.707 0 10.333-4.626 10.333-10.333s-4.626-10.333-10.333-10.333c-5.707 0-10.333 4.626-10.333 10.333v0c0.007 5.704 4.629 10.326 10.333 10.333h0.001z\"\/><path d=\"M16 18.667c-0 0-0.001 0-0.001 0-0.184 0-0.35-0.074-0.471-0.195v0c-0.121-0.121-0.195-0.287-0.195-0.471s0.075-0.351 0.195-0.471l4.951-4.952c0.121-0.121 0.287-0.195 0.471-0.195s0.351 0.075 0.471 0.195v0c0.121 0.121 0.195 0.287 0.195 0.471s-0.075 0.351-0.195 0.471l-4.949 4.951c-0.121 0.121-0.288 0.196-0.472 0.196v0z\"\/><path d=\"M19 3.667h-6c-0.368 0-0.667-0.298-0.667-0.667v0c0-0.368 0.298-0.667 0.667-0.667v0h6c0.368 0 0.667 0.298 0.667 0.667v0c0 0.368-0.298 0.667-0.667 0.667v0z\"\/><\/svg>\n <span class=\"js-event-duration\"><\/span>\n <\/span>\n <\/div>\n\n <a href=\"#\" class=\"scaler-event-card__cta js-event-cta\">Register with 1-Click<\/a>\n <\/article>\n <\/div>\n <\/template>\n\n <div class=\"scaler-events-carousel__inner\">\n <header class=\"scaler-events-header\">\n <span class=\"scaler-events-header__icon\">\n <svg fill=\"currentColor\" viewBox=\"0 0 33 32\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M6.406 6.8c-0.11 0-0.2 0.090-0.2 0.2v20c0 0.11 0.090 0.2 0.2 0.2h20c0.11 0 0.2-0.090 0.2-0.2v-20c0-0.11-0.090-0.2-0.2-0.2h-20zM4.606 7c0-0.994 0.806-1.8 1.8-1.8h20c0.994 0 1.8 0.806 1.8 1.8v20c0 0.994-0.806 1.8-1.8 1.8h-20c-0.994 0-1.8-0.806-1.8-1.8v-20z\"\/><path d=\"M22.406 3.2c0.442 0 0.8 0.358 0.8 0.8v4c0 0.442-0.358 0.8-0.8 0.8s-0.8-0.358-0.8-0.8v-4c0-0.442 0.358-0.8 0.8-0.8z\"\/><path d=\"M10.406 3.2c0.442 0 0.8 0.358 0.8 0.8v4c0 0.442-0.358 0.8-0.8 0.8s-0.8-0.358-0.8-0.8v-4c0-0.442 0.358-0.8 0.8-0.8z\"\/><path d=\"M4.606 12c0-0.442 0.358-0.8 0.8-0.8h22c0.442 0 0.8 0.358 0.8 0.8s-0.358 0.8-0.8 0.8h-22c-0.442 0-0.8-0.358-0.8-0.8z\"\/><path d=\"M21.488 16.451c0.303 0.322 0.288 0.828-0.034 1.131l-5.838 5.5c-0.309 0.291-0.791 0.29-1.099-0.002l-3.162-3c-0.321-0.304-0.334-0.81-0.030-1.131s0.81-0.334 1.131-0.030l2.614 2.48 5.287-4.981c0.322-0.303 0.828-0.288 1.131 0.034z\"\/><\/svg>\n <\/span>\n <h2 class=\"scaler-events-header__title\"><span class=\"ez-toc-section\" id=\"live-masterclasses\"><\/span>Live Masterclasses<span class=\"ez-toc-section-end\"><\/span><\/h2>\n <\/header>\n\n <div class=\"scaler-events-swiper-wrap\">\n <div class=\"swiper scaler-event-swiper\">\n <div class=\"swiper-wrapper scaler-events-wrapper\"><\/div>\n <div class=\"swiper-pagination scaler-events-pagination\"><\/div>\n <\/div>\n\n <button class=\"scaler-events-nav__btn scaler-nav-prev\" aria-label=\"Previous slide\">\n <svg fill=\"currentColor\" viewBox=\"0 0 32 32\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"transform: rotate(-90deg);\"><path d=\"M5.313 16l10.688-10.688 10.688 10.688-1.938 1.875-7.438-7.438v16.25h-2.625v-16.25l-7.5 7.438z\"\/><\/svg>\n <\/button>\n <button class=\"scaler-events-nav__btn scaler-nav-next\" aria-label=\"Next slide\">\n <svg fill=\"currentColor\" viewBox=\"0 0 32 32\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"transform: rotate(90deg);\"><path d=\"M5.313 16l10.688-10.688 10.688 10.688-1.938 1.875-7.438-7.438v16.25h-2.625v-16.25l-7.5 7.438z\"\/><\/svg>\n <\/button>\n <\/div>\n\n <a class=\"scaler-events-viewall\" href=\"https:\/\/www.scaler.com\/events\/\">\n <span>View All Events<\/span>\n <svg fill=\"currentColor\" viewBox=\"0 0 32 32\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"transform: rotate(90deg);\"><path d=\"M5.313 16l10.688-10.688 10.688 10.688-1.938 1.875-7.438-7.438v16.25h-2.625v-16.25l-7.5 7.438z\"\/><\/svg>\n <\/a>\n <\/div>\n <\/div>\n\n <script>\n document.addEventListener(\"DOMContentLoaded\", () => {\n\n const monthNames = [\"January\",\"February\",\"March\",\"April\",\"May\",\"June\",\"July\",\"August\",\"September\",\"October\",\"November\",\"December\"];\n\n function formatTime(st) {\n const t = new Date(st);\n const date = t.getDate();\n const month = monthNames[t.getMonth()];\n const year = t.getFullYear();\n const h = t.getHours();\n const m = String(t.getMinutes()).padStart(2, \"0\");\n let time;\n if (h === 0) time = `12:${m} AM`;\n else if (h === 12) time = `12:${m} PM`;\n else if (h > 12) time = `${h - 12}:${m} PM`;\n else time = `${h}:${m} AM`;\n return `${date} ${month} ${year} | ${time}`;\n }\n\n const carouselInstances = document.querySelectorAll('.js-scaler-carousel');\n\n carouselInstances.forEach(container => {\n\n if(container.dataset.initialized === \"true\") return;\n container.dataset.initialized = \"true\";\n\n const swiperElement = container.querySelector(\".scaler-event-swiper\");\n const swiperWrapper = container.querySelector(\".scaler-events-wrapper\");\n const template = container.querySelector(\".js-event-card-template\");\n const nextBtn = container.querySelector(\".scaler-nav-next\");\n const prevBtn = container.querySelector(\".scaler-nav-prev\");\n const paginationEl = container.querySelector(\".scaler-events-pagination\");\n\n if (!swiperWrapper || !template) {\n console.error(\"Scaler Carousel: Missing required elements inside container\");\n return;\n }\n\n const swiper = new Swiper(swiperElement, {\n slidesPerView: \"auto\",\n spaceBetween: 16,\n grabCursor: true,\n observer: true,\n observeParents: true,\n pagination: {\n el: paginationEl,\n clickable: true,\n dynamicBullets: true\n },\n navigation: {\n nextEl: nextBtn,\n prevEl: prevBtn\n },\n });\n\n function showSkeletons(count = 4) {\n swiperWrapper.innerHTML = \"\";\n for (let i = 0; i < count; i++) {\n const clone = template.content.cloneNode(true);\n const card = clone.querySelector(\".scaler-event-card\");\n card.classList.add(\"scaler-event-card--skeleton\");\n swiperWrapper.appendChild(clone);\n }\n swiper.update();\n }\n\n function renderEvents(events) {\n swiperWrapper.innerHTML = \"\";\n\n if (events.length === 0) {\n swiperWrapper.innerHTML = `<div class=\"scaler-events-empty\">No upcoming masterclasses found.<\/div>`;\n return;\n }\n\n const pathParts = location.pathname.split(\"\/\").filter(Boolean);\n const currentSlug = pathParts.length > 0 ? pathParts[pathParts.length - 1] : \"homepage\";\n\n events.forEach(event => {\n const attr = event.attributes;\n const cd = attr.custom_data || {};\n const clone = template.content.cloneNode(true);\n const joinUrl = `\/event\/${attr.slug}\/?utm_source=blog&utm_medium=master_class&utm_content=${currentSlug}`;\n\n \/\/ Instructor headshot\n const instructor = (cd.instructors && cd.instructors[0]) || {};\n const img = clone.querySelector(\".scaler-event-card__image\");\n img.src = instructor.media_url || attr.image_url ||\n \"https:\/\/images.unsplash.com\/photo-1531891437562-4301cf35b7e4?w=200&h=200&fit=crop\";\n img.alt = instructor.name || attr.instructor_name || attr.title;\n\n \/\/ Title + speaker\n clone.querySelector(\".scaler-event-card__title\").textContent = attr.title;\n clone.querySelector(\".js-event-speaker\").textContent = instructor.name || attr.instructor_name || \"\";\n\n \/\/ Live chip vs attendee count\n const isLive = attr.status === \"current\";\n const footer = clone.querySelector(\".scaler-event-card__img-footer\");\n const liveBadge = clone.querySelector(\".scaler-event-card__live-badge\");\n if (isLive) {\n footer.style.display = \"none\";\n liveBadge.style.display = \"flex\";\n liveBadge.textContent = \"Live\";\n } else if (attr.registration_count) {\n clone.querySelector(\".js-event-count\").textContent = attr.registration_count;\n } else {\n footer.style.display = \"none\";\n }\n\n \/\/ Takeaways (up to 2, Know More on the last)\n const takeaways = (cd.takeaways || []).slice(0, 2);\n const listEl = clone.querySelector(\".js-event-takeaways\");\n listEl.innerHTML = \"\";\n takeaways.forEach((t, idx) => {\n const item = document.createElement(\"div\");\n item.className = \"scaler-event-card__takeaway-item\";\n const dot = document.createElement(\"span\");\n dot.className = \"scaler-event-card__dot\";\n const txt = document.createElement(\"span\");\n txt.className = \"scaler-event-card__takeaway-text\";\n txt.textContent = t;\n item.appendChild(dot);\n item.appendChild(txt);\n if (idx === takeaways.length - 1) {\n const km = document.createElement(\"a\");\n km.className = \"scaler-event-card__knowmore\";\n km.textContent = \"Know More\";\n km.href = joinUrl;\n item.appendChild(km);\n }\n listEl.appendChild(item);\n });\n\n \/\/ Date + duration\n clone.querySelector(\".js-event-date\").textContent = formatTime(attr.start_time);\n let hrs = \"\";\n if (attr.duration) {\n hrs = (attr.duration \/ 60).toFixed(2);\n } else if (attr.end_time) {\n hrs = (Math.abs(new Date(attr.start_time) - new Date(attr.end_time)) \/ 3600000).toFixed(2);\n }\n clone.querySelector(\".js-event-duration\").textContent = hrs ? `${hrs} Hrs` : \"\";\n\n \/\/ CTA\n clone.querySelector(\".js-event-cta\").href = joinUrl;\n\n swiperWrapper.appendChild(clone);\n });\n\n swiper.update();\n swiper.slideTo(0);\n }\n\n async function fetchEvents() {\n try {\n showSkeletons();\n const res = await fetch(\n \"https:\/\/www.scaler.com\/api\/v4\/events?event_type[]=company&distributor=scaler&type=upcoming&serializer_mode=L2&limit=8&program[]=software_development&program[]=data_science&program[]=devops&program[]=ai_ml\"\n );\n const json = await res.json();\n const events = json.data || [];\n renderEvents(events);\n } catch (error) {\n console.error(\"Failed to load events:\", error);\n if(swiperWrapper) swiperWrapper.innerHTML = `<div class=\"scaler-events-empty\">Failed to load events.<\/div>`;\n }\n }\n\n fetchEvents();\n });\n });\n <\/script>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>2. Model Training & Experimentation<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">This is the stage that gets all the attention in courses and the least attention in real production systems, mostly because it\u2019s the fun part and the other three stages are where the actual engineering effort goes.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">In a proper pipeline, training runs are tracked, not just eyeballed from a notebook output. Every run logs its hyperparameters, metrics, and resulting model artifact, usually via a tool like MLflow, so that \u201cwhich version performed best, and why\u201d has an actual answer six months later. The best-performing models get pushed into a model registry, which is essentially version control for trained models, complete with stage labels like \u201cstaging\u201d and \u201cproduction.\u201d<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This is also where reproducibility either gets baked in or quietly skipped. If a training run can\u2019t be reproduced from its logged config and data version, debugging a production issue later turns into archaeology.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>3. CI\/CD & Deployment<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Once a model from the registry is marked production-ready, the CI\/CD pipeline takes over. This usually means: running automated tests (on code <em>and<\/em> on the model\u2019s behaviour against known cases), packaging the model and its dependencies into a container, and rolling it out, often gradually via canary or shadow deployments rather than flipping a switch for everyone at once.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">If you\u2019ve worked with software CI\/CD before, this stage will feel familiar with a few extra checks bolted on. If you haven\u2019t, Scaler\u2019s overview of a<a href=\"https:\/\/www.scaler.com\/blog\/devops-pipeline\/\"> DevOps pipeline<\/a> and the broader<a href=\"https:\/\/www.scaler.com\/blog\/devops-roadmap\/\"> DevOps roadmap<\/a> are good places to get the underlying CI\/CD concepts straight before layering ML-specific bits on top.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The container piece matters more than it sounds like it should. \u201cIt worked in training\u201d and \u201cit works when called from a production API under load\u201d are different claims, and Docker plus an orchestrator like Kubernetes is how that gap gets closed consistently.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>4. Monitoring & Retraining<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A deployed model is not a finished model. It\u2019s a model that started a slow, quiet argument with reality, and reality usually wins eventually. Monitoring is how you find out before your users do.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Two things get tracked here. Operational metrics (latency, error rates, throughput) are the same as any other service. Model-specific metrics are the interesting part: prediction distributions, feature drift, and accuracy against ground truth where it\u2019s available. When drift crosses a defined threshold, that\u2019s the signal that loops back to stage one or two, new data gets pulled in, the model gets retrained, and the cycle continues.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This feedback loop is the single biggest thing that separates a \u201cdeployed model\u201d from an \u201coperated model.\u201d Without it, you\u2019ve built a very elaborate way to deploy something once.<\/p>\n\n\n<meta charset=\"UTF-8\">\n <meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\">\n\n <!-- Source Sans Pro (topics font) -->\n <link href=\"https:\/\/fonts.googleapis.com\/css2?family=Source+Sans+3:wght@400;600;700&display=swap\" rel=\"stylesheet\">\n <link rel=\"stylesheet\" href=\"https:\/\/cdn.jsdelivr.net\/npm\/swiper@11\/swiper-bundle.min.css\">\n <script src=\"https:\/\/cdn.jsdelivr.net\/npm\/swiper@11\/swiper-bundle.min.js\"><\/script>\n\n <style>\n :root {\n --cl-primary: #005bb3;\n --cl-brand-blue: #255aad;\n --cl-card-bg: #ffffff;\n --cl-surface: #f6f7f8;\n --cl-border: #d6dee5;\n --cl-text-primary: #1a2c47; \/* neutral-scale-12 *\/\n --cl-text-secondary: #61738e; \/* neutral-scale-9 *\/\n --cl-radius: 16px;\n --cl-radius-sm: 8px;\n --cl-shadow: 0 8px 16px 0 rgba(50, 71, 102, 0.16);\n }\n\n .scaler-courses * { box-sizing: border-box; }\n\n .scaler-courses {\n font-family: \"Source Sans 3\", \"Source Sans Pro\", \"Roboto\", Arial, sans-serif;\n padding: 24px;\n width: 100%;\n }\n .scaler-courses__inner {\n max-width: 1000px;\n margin: 0 auto;\n position: relative;\n width: 100%;\n }\n\n \/* Header *\/\n .scaler-courses__header {\n display: flex;\n align-items: center;\n gap: 8px;\n margin-bottom: 8px;\n padding: 8px 0;\n }\n .scaler-courses__header-icon { display: inline-flex; color: var(--cl-text-primary); }\n .scaler-courses__header-icon svg { width: 24px; height: 24px; }\n .scaler-courses__title {\n font-size: 18px;\n font-weight: 700;\n color: var(--cl-text-primary);\n line-height: 1.3;\n margin: 0;\n }\n\n \/* Swiper *\/\n .scaler-courses__swiper-wrap { position: relative; }\n .scaler-courses .swiper { width: 100%; padding: 4px; }\n .scaler-courses-swiper .swiper-slide {\n width: 296px;\n height: auto;\n display: flex;\n }\n\n \/* Card *\/\n .scaler-course-card {\n display: flex;\n flex-direction: column;\n width: 100%;\n height: 100%;\n min-height: 336px;\n background: var(--cl-card-bg);\n border: 1px solid var(--cl-border);\n border-radius: var(--cl-radius);\n overflow: hidden;\n text-decoration: none;\n cursor: pointer;\n transition: box-shadow 0.2s ease;\n }\n .scaler-course-card:hover { box-shadow: 0 2px 12px rgba(50, 71, 102, 0.12); }\n\n .scaler-course-card__image {\n width: 100%;\n height: 128px;\n min-height: 128px;\n object-fit: cover;\n background: var(--cl-surface);\n display: block;\n }\n\n .scaler-course-card__detail {\n display: flex;\n flex-direction: column;\n flex: 1 1 auto;\n padding: 16px 16px 8px;\n }\n .scaler-course-card__heading,\n .scaler-course-card__heading:link,\n .scaler-course-card__heading:visited {\n font-size: 20px;\n font-weight: 600;\n line-height: 1.4;\n color: var(--cl-text-primary) !important;\n margin: 0 0 8px;\n white-space: nowrap;\n overflow: hidden;\n text-overflow: ellipsis;\n }\n .scaler-course-card__instructor {\n font-size: 14px;\n line-height: 1.86;\n color: var(--cl-text-primary);\n white-space: nowrap;\n overflow: hidden;\n text-overflow: ellipsis;\n }\n .scaler-course-card__instructor b { font-weight: 700; }\n .scaler-course-card__desc {\n flex-grow: 1;\n margin-top: 8px;\n margin-bottom: 12px;\n font-size: 16px;\n line-height: 1.5;\n color: var(--cl-text-secondary);\n display: -webkit-box;\n -webkit-line-clamp: 2;\n -webkit-box-orient: vertical;\n overflow: hidden;\n }\n\n .scaler-course-card__footer {\n display: flex;\n align-items: center;\n justify-content: space-between;\n width: 100%;\n }\n .scaler-course-card__stat {\n display: flex;\n align-items: center;\n gap: 4px;\n font-size: 14px;\n color: var(--cl-text-primary);\n }\n .scaler-course-card__stat svg { width: 18px; height: 18px; flex-shrink: 0; }\n .scaler-course-card__stat img { width: 20px; height: 20px; flex-shrink: 0; }\n\n \/* Side arrows *\/\n .scaler-courses__nav {\n position: absolute !important;\n top: 50% !important;\n transform: translateY(-50%) !important;\n z-index: 2;\n width: 46px !important; height: 46px !important; min-width: 46px;\n display: flex !important; align-items: center; justify-content: center;\n padding: 0 !important;\n background: var(--cl-card-bg) !important;\n border: none !important;\n border-radius: var(--cl-radius-sm) !important;\n box-shadow: var(--cl-shadow) !important;\n color: var(--cl-text-secondary) !important;\n cursor: pointer;\n transition: opacity 0.2s ease, visibility 0.2s ease;\n }\n .scaler-courses__nav--prev { left: 8px !important; }\n .scaler-courses__nav--next { right: 8px !important; }\n .scaler-courses__nav svg { width: 20px !important; height: 20px !important; fill: var(--cl-text-secondary) !important; }\n .scaler-courses__nav.swiper-button-disabled { opacity: 0; visibility: hidden; pointer-events: none; }\n\n .scaler-courses .swiper-button-prev,\n .scaler-courses .swiper-button-next,\n .scaler-courses .swiper-pagination { display: none; }\n\n \/* Skeleton *\/\n .scaler-course-card--skeleton { pointer-events: none; }\n .scaler-course-card--skeleton .scaler-course-card__image,\n .scaler-course-card--skeleton .scaler-course-card__heading,\n .scaler-course-card--skeleton .scaler-course-card__instructor,\n .scaler-course-card--skeleton .scaler-course-card__desc,\n .scaler-course-card--skeleton .scaler-course-card__footer {\n background: linear-gradient(90deg, var(--cl-border) 25%, var(--cl-surface) 50%, var(--cl-border) 75%);\n background-size: 200% 100%;\n animation: cl-shimmer 1.5s infinite;\n color: transparent !important;\n border-radius: 4px;\n }\n .scaler-course-card--skeleton .scaler-course-card__heading { height: 24px; margin: 0 0 8px; }\n .scaler-course-card--skeleton .scaler-course-card__instructor { height: 16px; }\n .scaler-course-card--skeleton .scaler-course-card__footer { height: 20px; }\n @keyframes cl-shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }\n\n .scaler-courses__empty { display: none; }\n\n @media (max-width: 768px) {\n .scaler-courses { padding: 16px; }\n .scaler-courses-swiper .swiper-slide { width: 260px; }\n .scaler-courses__nav { display: none !important; }\n }\n <\/style>\n\n\n <div class=\"scaler-courses js-scaler-courses\">\n\n <template class=\"js-course-card-template\">\n <div class=\"swiper-slide\">\n <a class=\"scaler-course-card js-course-link\" href=\"#\" target=\"_blank\" rel=\"noopener\">\n <img decoding=\"async\" class=\"scaler-course-card__image js-course-image\" src=\"\" alt=\"\" loading=\"lazy\">\n <div class=\"scaler-course-card__detail\">\n <div class=\"scaler-course-card__heading js-course-title\"><\/div>\n <div class=\"scaler-course-card__instructor js-course-instructor\"><\/div>\n <div class=\"scaler-course-card__desc js-course-desc\"><\/div>\n <div class=\"scaler-course-card__footer\">\n <span class=\"scaler-course-card__stat js-course-star\">\n <svg fill=\"currentColor\" viewBox=\"0 0 32 32\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M14.83 2.868c0.342-0.239 0.75-0.368 1.168-0.368s0.826 0.128 1.168 0.368c0.338 0.236 0.596 0.569 0.741 0.955l2.759 6.936c0.003 0.007 0.007 0.013 0.013 0.017s0.013 0.007 0.020 0.007l7.402 0.476c0.411 0.036 0.802 0.194 1.124 0.452s0.559 0.607 0.683 1 0.127 0.815 0.011 1.211c-0.116 0.396-0.347 0.748-0.664 1.013l-5.655 4.714c-0.013 0.011-0.022 0.025-0.028 0.040s-0.006 0.032-0.002 0.047l1.821 7.163c0.107 0.395 0.094 0.812-0.037 1.2-0.133 0.391-0.38 0.734-0.71 0.983s-0.727 0.393-1.14 0.413c-0.413 0.020-0.822-0.084-1.175-0.3l-0.015-0.009-6.307-4.005c-0.004-0.003-0.009-0.004-0.014-0.004s-0.009 0.001-0.013 0.004l-5.876 3.721c-0.389 0.235-0.839 0.347-1.292 0.323s-0.889-0.184-1.251-0.459c-0.361-0.275-0.632-0.652-0.777-1.082-0.143-0.426-0.157-0.885-0.038-1.319l1.684-6.629c0.004-0.016 0.003-0.033-0.002-0.049s-0.015-0.030-0.027-0.040l-5.653-4.714c-0.317-0.264-0.548-0.617-0.664-1.013s-0.112-0.817 0.011-1.211c0.124-0.394 0.361-0.742 0.683-1s0.713-0.416 1.124-0.452l0.023-0.002 7.38-0.476c0.007-0 0.014-0.003 0.020-0.007s0.010-0.010 0.013-0.017l0.008-0.020 2.746-6.913c0.145-0.386 0.403-0.719 0.741-0.956z\"\/><\/svg>\n <span class=\"js-course-star-val\"><\/span>\n <\/span>\n <span class=\"scaler-course-card__stat\">\n <img decoding=\"async\" src=\"https:\/\/d19zaobb0foqu6.cloudfront.net\/topics\/images\/user-check-dark.svg\" alt=\"Enrolled\" loading=\"lazy\">\n <span class=\"js-course-reg\"><\/span>\n <\/span>\n <\/div>\n <\/div>\n <\/a>\n <\/div>\n <\/template>\n\n <div class=\"scaler-courses__inner\">\n <div class=\"scaler-courses__header\">\n <span class=\"scaler-courses__header-icon\">\n <svg fill=\"currentColor\" viewBox=\"0 0 32 32\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M26.259 23.289h-20.518c-1.193 0-2.16-0.967-2.16-2.16v0-14.588c0-1.193 0.967-2.16 2.16-2.16v0h20.518c1.193 0 2.16 0.967 2.16 2.16v0 14.588c0 1.193-0.967 2.16-2.16 2.16v0zM5.741 5.501c-0.574 0-1.040 0.466-1.040 1.040v0 14.588c0 0.574 0.466 1.040 1.040 1.040v0h20.518c0.574 0 1.040-0.466 1.040-1.040v0-14.588c0-0.574-0.466-1.040-1.040-1.040v0z\"\/><path d=\"M19.764 27.619h-7.53c-0.309 0-0.56-0.251-0.56-0.56v0c0-0.309 0.251-0.56 0.56-0.56h7.53c0.309 0 0.56 0.251 0.56 0.56v0c0 0.309-0.251 0.56-0.56 0.56v0z\"\/><path d=\"M14.023 9.322c0.116 0 0.223 0.035 0.312 0.096l-0.002-0.001 5.93 3.953c0.151 0.102 0.249 0.272 0.249 0.466s-0.098 0.364-0.247 0.465l-0.002 0.001-5.93 3.953c-0.087 0.059-0.195 0.094-0.31 0.094-0.309 0-0.56-0.25-0.56-0.559v-7.906c0-0.309 0.251-0.56 0.56-0.56v0zM18.943 13.835l-4.36-2.906v5.813z\"\/><\/svg>\n <\/span>\n <h2 class=\"scaler-courses__title\"><span class=\"ez-toc-section\" id=\"free-courses-by-top-scaler-instructors\"><\/span>Free Courses by top Scaler instructors<span class=\"ez-toc-section-end\"><\/span><\/h2>\n <\/div>\n\n <div class=\"scaler-courses__swiper-wrap\">\n <div class=\"swiper scaler-courses-swiper\">\n <div class=\"swiper-wrapper js-courses-wrapper\"><\/div>\n <div class=\"swiper-pagination\"><\/div>\n <\/div>\n\n <button class=\"scaler-courses__nav scaler-courses__nav--prev js-courses-prev\" aria-label=\"Previous\">\n <svg fill=\"currentColor\" viewBox=\"0 0 32 32\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"transform: rotate(-90deg);\"><path d=\"M5.313 16l10.688-10.688 10.688 10.688-1.938 1.875-7.438-7.438v16.25h-2.625v-16.25l-7.5 7.438z\"\/><\/svg>\n <\/button>\n <button class=\"scaler-courses__nav scaler-courses__nav--next js-courses-next\" aria-label=\"Next\">\n <svg fill=\"currentColor\" viewBox=\"0 0 32 32\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"transform: rotate(90deg);\"><path d=\"M5.313 16l10.688-10.688 10.688 10.688-1.938 1.875-7.438-7.438v16.25h-2.625v-16.25l-7.5 7.438z\"\/><\/svg>\n <\/button>\n <\/div>\n <\/div>\n <\/div>\n\n <script>\n document.addEventListener(\"DOMContentLoaded\", () => {\n const EXTRA_COUNT_ADDED = 1000;\n\n \/\/ Mirrors getInstructorStar(): first token of the headline.\n function getInstructorStar(headline) {\n return (headline || \"\").toString().split(\" \")[0] || \"\";\n }\n\n document.querySelectorAll(\".js-scaler-courses\").forEach(container => {\n if (container.dataset.initialized === \"true\") return;\n container.dataset.initialized = \"true\";\n\n const swiperElement = container.querySelector(\".scaler-courses-swiper\");\n const wrapper = container.querySelector(\".js-courses-wrapper\");\n const template = container.querySelector(\".js-course-card-template\");\n const nextBtn = container.querySelector(\".js-courses-next\");\n const prevBtn = container.querySelector(\".js-courses-prev\");\n\n if (!wrapper || !template) return;\n\n const swiper = new Swiper(swiperElement, {\n slidesPerView: \"auto\",\n spaceBetween: 16,\n grabCursor: true,\n observer: true,\n observeParents: true,\n navigation: { nextEl: nextBtn, prevEl: prevBtn },\n });\n\n const pathParts = location.pathname.split(\"\/\").filter(Boolean);\n const currentSlug = pathParts.length > 0 ? pathParts[pathParts.length - 1] : \"homepage\";\n\n function showSkeletons(count = 4) {\n wrapper.innerHTML = \"\";\n for (let i = 0; i < count; i++) {\n const clone = template.content.cloneNode(true);\n clone.querySelector(\".scaler-course-card\").classList.add(\"scaler-course-card--skeleton\");\n wrapper.appendChild(clone);\n }\n swiper.update();\n }\n\n function renderCourses(courses) {\n wrapper.innerHTML = \"\";\n if (!courses.length) { container.style.display = \"none\"; return; }\n\n courses.forEach(item => {\n const a = item.attributes || {};\n const clone = template.content.cloneNode(true);\n const instructor = (a.instructors_data && a.instructors_data[0]) || {};\n\n clone.querySelector(\".js-course-link\").href =\n `https:\/\/www.scaler.com\/topics\/course\/${a.slug}\/?utm_source=blog&utm_medium=free_courses&utm_content=${currentSlug}`;\n\n const img = clone.querySelector(\".js-course-image\");\n img.src = a.cover_image_thumbnail || a.featured_image || \"\";\n img.alt = a.title || \"\";\n\n clone.querySelector(\".js-course-title\").textContent = a.title || \"\";\n\n const instrEl = clone.querySelector(\".js-course-instructor\");\n if (instructor.name) {\n instrEl.innerHTML = \"A Course by <b><\/b>\";\n instrEl.querySelector(\"b\").textContent = instructor.name;\n } else {\n instrEl.style.display = \"none\";\n }\n\n clone.querySelector(\".js-course-desc\").textContent = a.description || \"\";\n\n \/\/ Star\n const star = getInstructorStar(instructor.star_headline);\n const starWrap = clone.querySelector(\".js-course-star\");\n if (star && star !== \"0\") clone.querySelector(\".js-course-star-val\").textContent = star;\n else starWrap.style.display = \"none\";\n\n \/\/ Enrolled count (+1000 like topics)\n clone.querySelector(\".js-course-reg\").textContent =\n ((a.user_registration_count || 0) + EXTRA_COUNT_ADDED).toLocaleString(\"en-US\");\n\n wrapper.appendChild(clone);\n });\n\n swiper.update();\n swiper.slideTo(0);\n }\n\n async function fetchCourses() {\n try {\n showSkeletons();\n \/\/ Public same-origin endpoint (topics course search). Returns 6 free courses.\n const res = await fetch(\"\/topics\/api\/v1\/search\/courses\", {\n method: \"POST\",\n headers: {\n \"Content-Type\": \"application\/json\",\n \"Accept\": \"application\/json\",\n \"X-Requested-With\": \"XMLHttpRequest\",\n },\n body: JSON.stringify({\n filters: {\n q: \"\",\n page: { limit: 6, current_page: 1 },\n sort: { key: \"user_registration_count\", order: \"desc\" },\n filter_type: null,\n tags: [],\n program: [],\n level: [],\n category_type: [],\n },\n }),\n });\n const json = await res.json();\n const courses = (json && json.data) || [];\n renderCourses(courses);\n } catch (error) {\n console.error(\"Failed to load courses:\", error);\n container.style.display = \"none\";\n }\n }\n\n fetchCourses();\n });\n });\n <\/script>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"mlops-tools-by-stage\"><\/span><strong>MLOps Tools by Stage<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Tooling in this space changes every few months, so treat this as a map of categories rather than a permanent shortlist. The pattern matters more than any individual logo.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Stage<\/strong><\/td><td><strong>Purpose<\/strong><\/td><td><strong>Popular Tools<\/strong><\/td><\/tr><tr><td>Data Ingestion & Versioning<\/td><td>Pull, validate, and version datasets and features<\/td><td>Apache Airflow, DVC, Delta Lake, Feast<\/td><\/tr><tr><td>Model Training & Experimentation<\/td><td>Track experiments, tune models, manage versions<\/td><td>MLflow, Kubeflow Pipelines, Weights & Biases, Optuna<\/td><\/tr><tr><td>Model Registry<\/td><td>Store and version trained model artifacts with stage labels<\/td><td>MLflow Model Registry, SageMaker Model Registry<\/td><\/tr><tr><td>CI\/CD & Deployment<\/td><td>Automate testing, packaging, and rollout<\/td><td>GitHub Actions\/Jenkins, Docker, Kubernetes, Seldon\/KServe<\/td><\/tr><tr><td>Monitoring & Retraining<\/td><td>Track performance, detect drift, trigger retraining<\/td><td>Evidently AI, Prometheus + Grafana, Arize, WhyLabs<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">For a closer look at how these fit together (and which ones are worth learning first if you\u2019re prioritising), Scaler\u2019s roundup of<a href=\"https:\/\/www.scaler.com\/blog\/mlops-tools\/\"> MLOps tools<\/a> goes into more depth on each category.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"mlops-vs-devops\"><\/span><strong>MLOps vs DevOps<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Short version: MLOps is DevOps with two extra moving parts, data and the model itself, both of which can degrade silently even when the code hasn\u2019t changed at all. That single difference cascades into most of the practical distinctions below.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Aspect<\/strong><\/td><td><strong>DevOps<\/strong><\/td><td><strong>MLOps<\/strong><\/td><\/tr><tr><td>What\u2019s being shipped<\/td><td>Application code<\/td><td>Code, data, and trained model artifacts<\/td><\/tr><tr><td>What can cause a \u201cregression\u201d<\/td><td>A code change<\/td><td>A code change, a data change, or model\/data drift, with no code change at all<\/td><\/tr><tr><td>Testing focus<\/td><td>Unit, integration, and end-to-end tests<\/td><td>Same, plus model validation, data quality checks, and bias\/performance checks<\/td><\/tr><tr><td>Versioning needs<\/td><td>Source code (Git)<\/td><td>Source code, datasets, features, and model artifacts, all versioned together<\/td><\/tr><tr><td>Triggers for redeployment<\/td><td>New code merged<\/td><td>New code, new data, or detected drift in production<\/td><\/tr><tr><td>Monitoring focus<\/td><td>Uptime, latency, error rates<\/td><td>All of the above, plus prediction quality and data\/feature drift<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">None of this means MLOps replaces DevOps, it sits on top of it. If the DevOps fundamentals (CI\/CD, containers, infrastructure as code) feel shaky, Scaler\u2019s<a href=\"https:\/\/www.scaler.com\/topics\/devops-tutorial\/\"> DevOps tutorial<\/a> is worth working through first. MLOps practices stack much better on a foundation that\u2019s already solid.<\/p>\n\n\n<style data-wp-block-html=\"css\">\n<style>\n :root {\n --sp-brand: #255aad; \/* brand blue *\/\n --sp-brand-hover: #19468c;\n --sp-card-bg: #ffffff; \/* neutral-scale-0 *\/\n --sp-surface: #f4f6f9; \/* neutral-scale-2 *\/\n --sp-pill-bg: #f8fafc;\n --sp-border: #d6dee5; \/* neutral-scale-4 *\/\n --sp-text-primary: #1a2c47; \/* neutral-scale-12 *\/\n --sp-text-secondary: #61738e; \/* neutral-scale-9 *\/\n }\n\n .scaler-placement * { box-sizing: border-box; }\n\n .scaler-placement {\n font-family: \"Source Sans 3\", \"Source Sans Pro\", \"Roboto\", Arial, sans-serif;\n width: 100%;\n max-width: 100%;\n margin: 24px auto;\n display: flex;\n flex-direction: column;\n }\n\n \/* ---- Placement report (OnlineCallout) ---- *\/\n .scaler-placement__title {\n font-size: 24px;\n font-weight: 600;\n line-height: 1.3;\n color: var(--sp-text-primary);\n margin: 0 0 16px;\n }\n\n .scaler-placement__card {\n display: flex;\n flex-direction: column;\n width: 100%;\n background: var(--sp-card-bg);\n border: 1px solid var(--sp-border);\n border-radius: 20px;\n padding: 16px;\n box-shadow: 0 8px 32px rgba(37, 90, 173, 0.04);\n overflow: hidden;\n gap: 5px;\n }\n\n .scaler-placement__top {\n display: flex;\n flex-direction: row;\n align-items: center;\n width: 100%;\n gap: 18px;\n }\n\n .scaler-placement__stat-block {\n display: flex;\n flex-direction: column;\n justify-content: center;\n align-items: center;\n width: 30%;\n min-width: 200px;\n flex-shrink: 0;\n background: var(--sp-surface);\n border: 1px solid var(--sp-border);\n border-radius: 16px;\n padding: 16px 10px;\n gap: 8px;\n }\n .scaler-placement__stat-number {\n font-size: 48px;\n font-weight: 600;\n line-height: 1;\n color: var(--sp-brand);\n text-align: center;\n }\n .scaler-placement__stat-label {\n font-size: 13px;\n font-weight: 600;\n line-height: 14px;\n color: rgba(37, 90, 173, 0.85);\n text-transform: uppercase;\n letter-spacing: 0.8px;\n }\n\n .scaler-placement__info {\n display: flex;\n flex-direction: column;\n justify-content: center;\n flex: 1;\n gap: 10px;\n }\n .scaler-placement__proof-header {\n display: flex;\n flex-direction: row;\n align-items: center;\n gap: 8px;\n }\n .scaler-placement__proof-header svg { width: 18px; height: 18px; flex-shrink: 0; }\n .scaler-placement__proof-label {\n font-size: 12px;\n font-weight: 600;\n line-height: 16px;\n color: var(--sp-brand);\n text-transform: uppercase;\n letter-spacing: 1px;\n }\n .scaler-placement__body-text {\n font-size: 16px;\n font-weight: 400;\n line-height: 24px;\n color: var(--sp-text-primary);\n margin: 0;\n }\n\n .scaler-placement__bottom {\n display: flex;\n flex-direction: column;\n align-items: flex-start;\n margin-left: calc(30% + 18px);\n width: calc(70% - 18px);\n gap: 12px;\n }\n .scaler-placement__stats-row {\n display: flex;\n flex-direction: row;\n align-items: center;\n gap: 24px;\n }\n .scaler-placement__stat-item {\n display: flex;\n flex-direction: row;\n align-items: center;\n gap: 8px;\n }\n .scaler-placement__stat-item > svg {\n color: var(--sp-brand);\n width: 18px;\n height: 18px;\n flex-shrink: 0;\n }\n .scaler-placement__stat-text {\n display: flex;\n flex-direction: row;\n align-items: center;\n gap: 4px;\n }\n .scaler-placement__stat-value {\n font-size: 16px;\n font-weight: 600;\n line-height: 24px;\n color: var(--sp-text-primary);\n }\n .scaler-placement__stat-desc {\n font-size: 14px;\n font-weight: 400;\n line-height: 20px;\n color: var(--sp-text-secondary);\n }\n\n .scaler-placement__cta,\n .scaler-placement__cta:link,\n .scaler-placement__cta:visited {\n display: inline-flex;\n align-items: center;\n align-self: flex-start;\n font-size: 14px;\n font-weight: 600;\n line-height: 20px;\n color: var(--sp-brand) !important;\n gap: 6px;\n text-decoration: none;\n cursor: pointer;\n margin-top: 2px;\n transition: color 0.25s ease;\n }\n .scaler-placement__cta:hover,\n .scaler-placement__cta:focus { color: var(--sp-brand-hover) !important; }\n .scaler-placement__cta svg {\n width: 14px;\n height: 14px;\n fill: currentColor;\n transition: transform 0.25s ease;\n }\n .scaler-placement__cta:hover svg { transform: translateX(3px); }\n\n \/* ---- Hiring Partners ---- *\/\n .scaler-hiring {\n display: flex;\n align-items: center;\n justify-content: center;\n flex-wrap: wrap;\n gap: 8px 12px;\n margin: 24px 0 8px;\n padding-top: 16px;\n border-top: 1px solid var(--sp-border);\n }\n .scaler-hiring__label {\n font-size: 14px;\n color: var(--sp-text-secondary);\n white-space: nowrap;\n }\n .scaler-hiring__pills {\n display: flex;\n align-items: center;\n flex-wrap: wrap;\n gap: 8px;\n }\n .scaler-hiring__pill {\n display: inline-flex;\n align-items: center;\n gap: 6px;\n padding: 5px 12px 5px 5px;\n background: var(--sp-pill-bg);\n border-radius: 999px;\n }\n .scaler-hiring__badge {\n display: inline-flex;\n align-items: center;\n justify-content: center;\n flex-shrink: 0;\n width: 24px;\n height: 24px;\n border-radius: 50%;\n background: #ffffff;\n }\n .scaler-hiring__logo {\n width: 16px !important;\n height: 16px !important;\n object-fit: contain;\n margin: 0 !important;\n display: block;\n }\n .scaler-hiring__name {\n font-size: 14px;\n font-weight: 600;\n color: var(--sp-text-primary);\n }\n .scaler-hiring__more {\n font-size: 14px;\n color: var(--sp-text-secondary);\n }\n\n @media (max-width: 768px) {\n .scaler-placement__title { font-size: 18px; margin-bottom: 12px; }\n .scaler-placement__card { gap: 16px; border-radius: 16px; }\n .scaler-placement__top { gap: 12px; }\n .scaler-placement__stat-block { width: 35%; min-width: 110px; padding: 12px 8px; gap: 4px; }\n .scaler-placement__stat-number { font-size: 24px; }\n .scaler-placement__stat-label { font-size: 10px; }\n .scaler-placement__body-text { font-size: 14px; line-height: 20px; }\n .scaler-placement__bottom { margin-left: 0; width: 100%; gap: 16px; }\n .scaler-placement__stats-row { flex-wrap: wrap; gap: 10px 16px; }\n .scaler-placement__stat-value { font-size: 14px; line-height: 20px; }\n .scaler-placement__stat-desc { font-size: 12px; line-height: 16px; }\n }\n<\/style>\n\n<meta charset=\"UTF-8\">\n <meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\">\n\n <!-- Source Sans Pro (topics font) -->\n <link href=\"https:\/\/fonts.googleapis.com\/css2?family=Source+Sans+3:wght@400;600;700&display=swap\" rel=\"stylesheet\">\n\n<div class=\"scaler-placement\">\n <h2 class=\"scaler-placement__title\"><span class=\"ez-toc-section\" id=\"scaler-placement-report-and-statistics\"><\/span>Scaler Placement Report and Statistics<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n <div class=\"scaler-placement__card\">\n <div class=\"scaler-placement__top\">\n <div class=\"scaler-placement__stat-block\">\n <div class=\"scaler-placement__stat-number\">\u20b923L<\/div>\n <div class=\"scaler-placement__stat-label\">AVG CTC<\/div>\n <\/div>\n <div class=\"scaler-placement__info\">\n <div class=\"scaler-placement__proof-header\">\n <svg viewBox=\"0 0 21 21\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M8.64 0 0 8.683V21h12.257l8.64-8.683V0H8.64zm-.11 17.257H3.725v-4.828H8.53v4.828zm7.901-1.88-4.174 4.194V8.684H1.447l4.076-4.14h10.914l-.006 10.83v.004z\" fill=\"#255aad\"><\/path><\/svg>\n <span class=\"scaler-placement__proof-label\">SCALER PLACEMENT PROOF<\/span>\n <\/div>\n <p class=\"scaler-placement__body-text\">\n Scaler learners achieved 2.5x salary growth with average post-Scaler CTC reaching \u20b923L.\n <\/p>\n <\/div>\n <\/div>\n\n <div class=\"scaler-placement__bottom\">\n <div class=\"scaler-placement__stats-row\">\n <div class=\"scaler-placement__stat-item\">\n <svg fill=\"currentColor\" viewBox=\"0 0 32 32\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M11.199 7.957c-3.086 0-5.588 2.502-5.588 5.588s2.502 5.588 5.588 5.588c3.086 0 5.588-2.502 5.588-5.588s-2.502-5.588-5.588-5.588zM3.611 13.545c0-4.191 3.397-7.588 7.588-7.588s7.588 3.397 7.588 7.588c0 4.191-3.397 7.588-7.588 7.588s-7.588-3.397-7.588-7.588z\"><\/path><path d=\"M21.090 6.369h0.003c1.989 0 3.897 0.79 5.303 2.197s2.197 3.314 2.197 5.303-0.79 3.897-2.197 5.303c-1.406 1.407-3.314 2.197-5.303 2.197-0.552 0-1-0.448-1-1s0.448-1 1-1c1.459 0 2.858-0.579 3.889-1.611s1.611-2.43 1.611-3.889c0-1.459-0.58-2.858-1.611-3.889s-2.429-1.611-3.888-1.611c-0.507 0.002-1.013 0.070-1.502 0.203-0.533 0.145-1.082-0.17-1.227-0.703s0.17-1.082 0.703-1.227c0.659-0.179 1.339-0.27 2.021-0.272z\"><\/path><path d=\"M10.906 21.364c-1.605 0-3.186 0.386-4.61 1.126s-2.649 1.811-3.572 3.124c-0.318 0.452-0.941 0.561-1.393 0.243s-0.561-0.941-0.243-1.393c1.107-1.576 2.577-2.862 4.286-3.749s3.606-1.351 5.532-1.351 3.823 0.463 5.532 1.351c1.709 0.888 3.179 2.174 4.286 3.749 0.318 0.452 0.209 1.076-0.243 1.393s-1.076 0.209-1.393-0.243c-0.923-1.313-2.148-2.385-3.572-3.124s-3.005-1.126-4.61-1.126z\"><\/path><path d=\"M25.704 22.493c-1.424-0.74-3.005-1.125-4.61-1.124-0.552 0-1-0.447-1.001-0.999s0.447-1 0.999-1.001c1.926-0.001 3.824 0.462 5.533 1.349s3.179 2.174 4.286 3.751c0.317 0.452 0.208 1.076-0.244 1.393s-1.076 0.208-1.393-0.244c-0.922-1.313-2.147-2.385-3.571-3.125z\"><\/path><\/svg>\n <div class=\"scaler-placement__stat-text\">\n <span class=\"scaler-placement__stat-value\">11,000+<\/span>\n <span class=\"scaler-placement__stat-desc\">placements<\/span>\n <\/div>\n <\/div>\n <div class=\"scaler-placement__stat-item\">\n <svg fill=\"currentColor\" viewBox=\"0 0 32 32\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M1.2 27.5c0-0.442 0.358-0.8 0.8-0.8h28c0.442 0 0.8 0.358 0.8 0.8s-0.358 0.8-0.8 0.8h-28c-0.442 0-0.8-0.358-0.8-0.8z\"><\/path><path d=\"M3.727 4.227c0.338-0.338 0.795-0.527 1.273-0.527h12c0.477 0 0.935 0.19 1.273 0.527s0.527 0.795 0.527 1.273v22c0 0.442-0.358 0.8-0.8 0.8s-0.8-0.358-0.8-0.8v-22c0-0.053-0.021-0.104-0.059-0.141s-0.088-0.059-0.141-0.059h-12c-0.053 0-0.104 0.021-0.141 0.059s-0.059 0.088-0.059 0.141v22c0 0.442-0.358 0.8-0.8 0.8s-0.8-0.358-0.8-0.8v-22c0-0.477 0.19-0.935 0.527-1.273z\"><\/path><path d=\"M17.2 12.5c0-0.442 0.358-0.8 0.8-0.8h9c0.477 0 0.935 0.19 1.273 0.527s0.527 0.795 0.527 1.273v14c0 0.442-0.358 0.8-0.8 0.8s-0.8-0.358-0.8-0.8v-14c0-0.053-0.021-0.104-0.059-0.141s-0.088-0.059-0.141-0.059h-9c-0.442 0-0.8-0.358-0.8-0.8z\"><\/path><path d=\"M7.2 9.5c0-0.442 0.358-0.8 0.8-0.8h4c0.442 0 0.8 0.358 0.8 0.8s-0.358 0.8-0.8 0.8h-4c-0.442 0-0.8-0.358-0.8-0.8z\"><\/path><path d=\"M9.2 17.5c0-0.442 0.358-0.8 0.8-0.8h4c0.442 0 0.8 0.358 0.8 0.8s-0.358 0.8-0.8 0.8h-4c-0.442 0-0.8-0.358-0.8-0.8z\"><\/path><path d=\"M7.2 22.5c0-0.442 0.358-0.8 0.8-0.8h4c0.442 0 0.8 0.358 0.8 0.8s-0.358 0.8-0.8 0.8h-4c-0.442 0-0.8-0.358-0.8-0.8z\"><\/path><path d=\"M21.2 22.5c0-0.442 0.358-0.8 0.8-0.8h2c0.442 0 0.8 0.358 0.8 0.8s-0.358 0.8-0.8 0.8h-2c-0.442 0-0.8-0.358-0.8-0.8z\"><\/path><path d=\"M21.2 17.5c0-0.442 0.358-0.8 0.8-0.8h2c0.442 0 0.8 0.358 0.8 0.8s-0.358 0.8-0.8 0.8h-2c-0.442 0-0.8-0.358-0.8-0.8z\"><\/path><\/svg>\n <div class=\"scaler-placement__stat-text\">\n <span class=\"scaler-placement__stat-value\">650+<\/span>\n <span class=\"scaler-placement__stat-desc\">companies<\/span>\n <\/div>\n <\/div>\n <div class=\"scaler-placement__stat-item\">\n <svg viewBox=\"0 0 25 24\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M5.60938 18.8906C4.74688 18.0281 5.31875 16.2188 4.87813 15.1594C4.4375 14.1 2.75 13.1719 2.75 12C2.75 10.8281 4.41875 9.9375 4.87813 8.84063C5.3375 7.74375 4.74688 5.97187 5.60938 5.10938C6.47187 4.24688 8.28125 4.81875 9.34063 4.37813C10.4 3.9375 11.3281 2.25 12.5 2.25C13.6719 2.25 14.5625 3.91875 15.6594 4.37813C16.7562 4.8375 18.5281 4.24688 19.3906 5.10938C20.2531 5.97187 19.6812 7.78125 20.1219 8.84063C20.5625 9.9 22.25 10.8281 22.25 12C22.25 13.1719 20.5813 14.0625 20.1219 15.1594C19.6625 16.2562 20.2531 18.0281 19.3906 18.8906C18.5281 19.7531 16.7188 19.1812 15.6594 19.6219C14.6 20.0625 13.6719 21.75 12.5 21.75C11.3281 21.75 10.4375 20.0813 9.34063 19.6219C8.24375 19.1625 6.47187 19.7531 5.60938 18.8906Z\" fill=\"#ffffff\" stroke=\"#255aad\" stroke-width=\"1.4\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><\/path><path d=\"M16.625 9.75L11.1219 15L8.375 12.375\" stroke=\"#255aad\" stroke-width=\"1.4\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><\/path><\/svg>\n <span class=\"scaler-placement__stat-desc\">Verified data<\/span>\n <\/div>\n <\/div>\n\n <a class=\"scaler-placement__cta\" href=\"https:\/\/d2beiqkhq929f0.cloudfront.net\/public_assets\/assets\/000\/195\/869\/original\/Scaler_Career_Report.pdf?1778499863\" target=\"_blank\" rel=\"noopener\">\n See full placement report\n <svg viewBox=\"0 0 32 32\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"transform: rotate(90deg);\"><path d=\"M5.313 16l10.688-10.688 10.688 10.688-1.938 1.875-7.438-7.438v16.25h-2.625v-16.25l-7.5 7.438z\"><\/path><\/svg>\n <\/a>\n <\/div>\n <\/div>\n\n <div class=\"scaler-hiring\">\n <span class=\"scaler-hiring__label\">Hiring Partners:<\/span>\n <div class=\"scaler-hiring__pills\">\n <span class=\"scaler-hiring__pill\">\n <span class=\"scaler-hiring__badge\"><img decoding=\"async\" class=\"scaler-hiring__logo\" src=\"https:\/\/d19zaobb0foqu6.cloudfront.net\/topics\/images\/googleicon_.svg\" alt=\"Google\" loading=\"lazy\"><\/span>\n <span class=\"scaler-hiring__name\">Google<\/span>\n <\/span>\n <span class=\"scaler-hiring__pill\">\n <span class=\"scaler-hiring__badge\"><img decoding=\"async\" class=\"scaler-hiring__logo\" src=\"https:\/\/d19zaobb0foqu6.cloudfront.net\/topics\/images\/amazonicon_.svg\" alt=\"Amazon\" loading=\"lazy\"><\/span>\n <span class=\"scaler-hiring__name\">Amazon<\/span>\n <\/span>\n <span class=\"scaler-hiring__pill\">\n <span class=\"scaler-hiring__badge\"><img decoding=\"async\" class=\"scaler-hiring__logo\" src=\"https:\/\/d19zaobb0foqu6.cloudfront.net\/topics\/images\/microsoft.svg\" alt=\"Microsoft\" loading=\"lazy\"><\/span>\n <span class=\"scaler-hiring__name\">Microsoft<\/span>\n <\/span>\n <span class=\"scaler-hiring__pill\">\n <span class=\"scaler-hiring__badge\"><img decoding=\"async\" class=\"scaler-hiring__logo\" src=\"https:\/\/d19zaobb0foqu6.cloudfront.net\/topics\/images\/flipkarticon_.svg\" alt=\"Flipkart\" loading=\"lazy\"><\/span>\n <span class=\"scaler-hiring__name\">Flipkart<\/span>\n <\/span>\n <span class=\"scaler-hiring__pill\">\n <span class=\"scaler-hiring__badge\"><img decoding=\"async\" class=\"scaler-hiring__logo\" src=\"https:\/\/d19zaobb0foqu6.cloudfront.net\/topics\/images\/adobeicon_.svg\" alt=\"Adobe\" loading=\"lazy\"><\/span>\n <span class=\"scaler-hiring__name\">Adobe<\/span>\n <\/span>\n <span class=\"scaler-hiring__more\">1200+ more<\/span>\n <\/div>\n <\/div>\n <\/div>\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"mlops-best-practices\"><\/span><strong>MLOps Best Practices<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Most of these sound obvious written down. Most teams still skip at least two of them, usually the ones that feel like \u201cwe\u2019ll add that later.\u201d Later rarely arrives on its own.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2022        Version everything, not just code: data, features, configs, and model artifacts all need their own version history, with a way to trace any production prediction back to the exact combination that produced it<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2022        Make training reproducible: a training run should be re-runnable from logged configs and data versions, producing the same (or near-identical) result, otherwise debugging later is mostly guesswork<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2022        Automate the boring stuff first: data validation, model testing, and packaging should run without anyone remembering to click a button, because eventually nobody will<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2022        Monitor the model, not just the server: uptime dashboards won\u2019t tell you the model\u2019s predictions have quietly drifted toward useless<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2022        Set explicit retraining triggers: decide in advance what drift or performance drop level kicks off retraining, rather than discovering the answer during an incident<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2022        Roll out gradually: canary or shadow deployments catch problems on a small slice of traffic before they become a full incident<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2022        Document the handoffs: data scientists, ML engineers, and DevOps\/SRE teams need a shared, written understanding of who owns what when something breaks at an odd hour<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">If you\u2019re building toward a role where this is the day job, Scaler\u2019s<a href=\"https:\/\/www.scaler.com\/devops-course\/\"> DevOps course<\/a> and<a href=\"https:\/\/www.scaler.com\/courses\/machine-learning-course-training\/\"> Machine Learning course<\/a> both feed into this skill set from either side, infrastructure or modelling, and the<a href=\"https:\/\/www.scaler.com\/blog\/mlops-roadmap\/\"> MLOps roadmap<\/a> lays out a sequencing if you\u2019d rather plan the whole path before starting. Scaler\u2019s<a href=\"https:\/\/www.scaler.com\/academy\/\"> Academy<\/a> programs also cover this ground for those looking for a more structured, cohort-based path.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"a-minimal-end-to-end-example\"><\/span><strong>A Minimal End-to-End Example<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">To make this less abstract, here\u2019s what a small but real pipeline might look like for, say, a churn prediction model:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2022        Airflow pulls yesterday\u2019s customer activity data into a feature store nightly, with DVC tagging the new data snapshot<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2022        A training job runs on a schedule (or on demand), logging metrics and parameters to MLflow, and registering the resulting model if it beats the current production version on a validation set<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2022        A CI pipeline runs automated tests against the new model (basic sanity checks, performance thresholds), then builds a Docker image and deploys it behind the existing API, initially to 5% of traffic<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2022        Evidently AI (or similar) compares incoming prediction data against the training distribution daily, and Grafana dashboards surface latency and error rates alongside it<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2022        If drift crosses a set threshold, or accuracy on newly labelled data drops below a floor, an alert fires and the retraining job is triggered automatically, or flagged for a human to approve<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nothing here is exotic. It\u2019s the same handful of stages from the diagram above, just with specific tools plugged into each slot. Most real pipelines are variations on this, with more stages added as the team\u2019s confidence (and budget) grows.<\/p>\n\n\n<meta charset=\"UTF-8\">\n <meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\">\n\n <!-- Source Sans Pro (topics font) -->\n <link href=\"https:\/\/fonts.googleapis.com\/css2?family=Source+Sans+3:wght@400;600;700&display=swap\" rel=\"stylesheet\">\n <link rel=\"stylesheet\" href=\"https:\/\/cdn.jsdelivr.net\/npm\/swiper@11\/swiper-bundle.min.css\">\n <script src=\"https:\/\/cdn.jsdelivr.net\/npm\/swiper@11\/swiper-bundle.min.js\"><\/script>\n\n <style>\n :root {\n --ss-primary: #005bb3; \/* primary-color-80 *\/\n --ss-card-bg: #ffffff;\n --ss-border: #e6e6e6;\n --ss-quote-bg: #f6f6f6;\n --ss-text-dark: #1c1c1c;\n --ss-text-mid: #6b6b6b;\n --ss-text-muted: #9a9a9a;\n --ss-radius: 12px;\n --ss-radius-sm: 8px;\n --ss-shadow: 0 8px 16px 0 rgba(50, 71, 102, 0.16);\n }\n\n .scaler-ss * { box-sizing: border-box; }\n\n .scaler-ss {\n font-family: \"Source Sans 3\", \"Source Sans Pro\", \"Roboto\", Arial, sans-serif;\n padding: 24px;\n width: 100%;\n }\n .scaler-ss__inner {\n max-width: 1000px;\n margin: 0 auto;\n position: relative;\n width: 100%;\n }\n\n \/* Heading *\/\n .scaler-ss__heading {\n font-size: 26px;\n line-height: 34px;\n font-weight: 700;\n margin: 0 0 16px;\n text-align: center;\n color: var(--ss-text-dark);\n }\n\n \/* Swiper *\/\n .scaler-ss__swiper-wrap { position: relative; }\n .scaler-ss .swiper { width: 100%; padding: 4px; }\n .scaler-ss-swiper .swiper-slide {\n width: 300px; \/* topics card width *\/\n height: auto;\n display: flex;\n }\n\n \/* Card *\/\n .scaler-ss-card {\n display: flex;\n flex-direction: column;\n width: 100%;\n border: 1px solid var(--ss-border);\n border-radius: var(--ss-radius);\n overflow: hidden;\n background: var(--ss-card-bg);\n }\n\n .scaler-ss-card__hike {\n padding: 8px 12px;\n background: var(--ss-primary);\n color: #ffffff;\n font-size: 14px;\n font-weight: 700;\n text-align: center;\n letter-spacing: 0.4px;\n }\n\n .scaler-ss-card__body {\n display: flex;\n flex: 1 1 auto;\n flex-direction: column;\n gap: 12px;\n padding: 16px;\n }\n\n \/* Person *\/\n .scaler-ss-card__person {\n display: flex;\n align-items: center;\n gap: 10px;\n }\n .scaler-ss-card__avatar {\n width: 44px;\n height: 44px;\n min-width: 44px;\n border-radius: 50%;\n object-fit: cover;\n background: var(--ss-quote-bg);\n }\n .scaler-ss-card__name {\n font-size: 16px;\n font-weight: 700;\n line-height: 20px;\n color: var(--ss-text-dark);\n }\n .scaler-ss-card__city {\n font-size: 13px;\n line-height: 18px;\n color: var(--ss-text-mid);\n }\n\n \/* Before \/ Now transition *\/\n .scaler-ss-card__transition {\n display: flex;\n align-items: center;\n justify-content: space-between;\n gap: 8px;\n }\n .scaler-ss-card__col {\n flex: 1;\n min-width: 0;\n }\n .scaler-ss-card__col-label {\n font-size: 11px;\n font-weight: 600;\n letter-spacing: 0.4px;\n color: var(--ss-text-muted);\n margin-bottom: 2px;\n }\n .scaler-ss-card__col-role {\n font-size: 13px;\n line-height: 18px;\n color: var(--ss-text-mid);\n }\n .scaler-ss-card__col-company {\n font-size: 14px;\n font-weight: 700;\n line-height: 20px;\n color: var(--ss-text-dark);\n }\n .scaler-ss-card__company-logo {\n margin-top: 2px;\n max-width: 64px;\n max-height: 20px;\n width: auto;\n height: auto;\n object-fit: contain;\n display: block;\n }\n .scaler-ss-card__arrow {\n flex-shrink: 0;\n width: 28px;\n height: 8px;\n color: var(--ss-text-mid);\n fill: currentColor;\n }\n\n \/* Quote *\/\n .scaler-ss-card__quote {\n font-size: 13px;\n font-style: italic;\n line-height: 19px;\n color: var(--ss-text-mid);\n background: var(--ss-quote-bg);\n border-radius: var(--ss-radius-sm);\n padding: 8px 10px;\n }\n\n \/* View Profile *\/\n .scaler-ss-card__cta,\n .scaler-ss-card__cta:link,\n .scaler-ss-card__cta:visited {\n display: block;\n margin-top: auto;\n text-align: center;\n font-size: 14px;\n font-weight: 600;\n color: var(--ss-primary) !important;\n text-decoration: none;\n border: 1px solid var(--ss-primary);\n border-radius: var(--ss-radius-sm);\n padding: 9px 12px;\n cursor: pointer;\n transition: background 0.2s ease, color 0.2s ease;\n }\n .scaler-ss-card__cta:hover,\n .scaler-ss-card__cta:focus {\n background: var(--ss-primary);\n color: #ffffff !important;\n }\n\n \/* Side navigation arrows *\/\n .scaler-ss__nav {\n position: absolute !important;\n top: 50% !important;\n transform: translateY(-50%) !important;\n z-index: 2;\n width: 46px !important;\n height: 46px !important;\n min-width: 46px;\n display: flex !important;\n align-items: center;\n justify-content: center;\n padding: 0 !important;\n background: var(--ss-card-bg) !important;\n border: none !important;\n border-radius: var(--ss-radius-sm) !important;\n box-shadow: var(--ss-shadow) !important;\n color: #61738e !important;\n cursor: pointer;\n transition: opacity 0.2s ease, visibility 0.2s ease;\n }\n .scaler-ss__nav--prev { left: 8px !important; }\n .scaler-ss__nav--next { right: 8px !important; }\n .scaler-ss__nav svg {\n width: 20px !important;\n height: 20px !important;\n fill: #61738e !important;\n }\n .scaler-ss__nav.swiper-button-disabled {\n opacity: 0;\n visibility: hidden;\n pointer-events: none;\n }\n\n .scaler-ss .swiper-button-prev,\n .scaler-ss .swiper-button-next,\n .scaler-ss .swiper-pagination { display: none; }\n\n \/* Skeleton *\/\n .scaler-ss-card--skeleton { pointer-events: none; }\n .scaler-ss-card--skeleton .scaler-ss-card__hike,\n .scaler-ss-card--skeleton .scaler-ss-card__avatar,\n .scaler-ss-card--skeleton .scaler-ss-card__person-text,\n .scaler-ss-card--skeleton .scaler-ss-card__transition,\n .scaler-ss-card--skeleton .scaler-ss-card__quote,\n .scaler-ss-card--skeleton .scaler-ss-card__cta {\n background: linear-gradient(90deg, var(--ss-border) 25%, var(--ss-quote-bg) 50%, var(--ss-border) 75%);\n background-size: 200% 100%;\n animation: ss-shimmer 1.5s infinite;\n color: transparent !important;\n border-color: transparent !important;\n border-radius: 4px;\n }\n .scaler-ss-card--skeleton .scaler-ss-card__person-text { flex: 1; height: 32px; }\n .scaler-ss-card--skeleton .scaler-ss-card__transition { height: 56px; }\n .scaler-ss-card--skeleton .scaler-ss-card__quote { height: 48px; }\n .scaler-ss-card--skeleton .scaler-ss-card__cta { height: 38px; }\n\n @keyframes ss-shimmer {\n 0% { background-position: 200% 0; }\n 100% { background-position: -200% 0; }\n }\n\n @media (max-width: 768px) {\n .scaler-ss { padding: 16px; }\n .scaler-ss__heading { font-size: 22px; line-height: 30px; }\n .scaler-ss-swiper .swiper-slide { width: 270px; }\n .scaler-ss__nav { display: none !important; }\n }\n <\/style>\n\n\n\n <div class=\"scaler-ss js-scaler-ss\">\n\n <template class=\"js-ss-card-template\">\n <div class=\"swiper-slide\">\n <article class=\"scaler-ss-card\">\n <div class=\"scaler-ss-card__hike js-ss-hike\"><\/div>\n <div class=\"scaler-ss-card__body\">\n <div class=\"scaler-ss-card__person\">\n <img decoding=\"async\" class=\"scaler-ss-card__avatar js-ss-avatar\" src=\"\" alt=\"\" loading=\"lazy\">\n <div class=\"scaler-ss-card__person-text\">\n <div class=\"scaler-ss-card__name js-ss-name\"><\/div>\n <div class=\"scaler-ss-card__city js-ss-city\"><\/div>\n <\/div>\n <\/div>\n\n <div class=\"scaler-ss-card__transition\">\n <div class=\"scaler-ss-card__col\">\n <div class=\"scaler-ss-card__col-label\">BEFORE:<\/div>\n <div class=\"scaler-ss-card__col-role js-ss-before-role\"><\/div>\n <div class=\"scaler-ss-card__col-company js-ss-before-company\"><\/div>\n <\/div>\n <svg class=\"scaler-ss-card__arrow\" viewBox=\"0 0 32 8\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M31.3882 4.35355C31.5835 4.15829 31.5835 3.84171 31.3882 3.64645L28.2062 0.464466C28.011 0.269204 27.6944 0.269204 27.4991 0.464466C27.3039 0.659728 27.3039 0.976311 27.4991 1.17157L30.3276 4L27.4991 6.82843C27.3039 7.02369 27.3039 7.34027 27.4991 7.53553C27.6944 7.7308 28.011 7.7308 28.2062 7.53553L31.3882 4.35355ZM0.034668 4.5H31.0347V3.5H0.034668V4.5Z\"><\/path><\/svg>\n <div class=\"scaler-ss-card__col\">\n <div class=\"scaler-ss-card__col-label\">NOW:<\/div>\n <div class=\"scaler-ss-card__col-role js-ss-now-role\"><\/div>\n <div class=\"js-ss-now-company\"><\/div>\n <\/div>\n <\/div>\n\n <div class=\"scaler-ss-card__quote js-ss-quote\"><\/div>\n\n <a class=\"scaler-ss-card__cta js-ss-cta\" href=\"#\" target=\"_blank\" rel=\"noopener\">View Profile<\/a>\n <\/div>\n <\/article>\n <\/div>\n <\/template>\n\n <div class=\"scaler-ss__inner\">\n <h2 class=\"scaler-ss__heading\"><span class=\"ez-toc-section\" id=\"scaler-alumni-and-their-success-stories\"><\/span>Scaler Alumni and Their Success Stories<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n <div class=\"scaler-ss__swiper-wrap\">\n <div class=\"swiper scaler-ss-swiper\">\n <div class=\"swiper-wrapper js-ss-wrapper\"><\/div>\n <\/div>\n\n <button class=\"scaler-ss__nav scaler-ss__nav--prev js-ss-prev\" aria-label=\"Previous\">\n <svg fill=\"currentColor\" viewBox=\"0 0 32 32\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"transform: rotate(-90deg);\"><path d=\"M5.313 16l10.688-10.688 10.688 10.688-1.938 1.875-7.438-7.438v16.25h-2.625v-16.25l-7.5 7.438z\"><\/path><\/svg>\n <\/button>\n <button class=\"scaler-ss__nav scaler-ss__nav--next js-ss-next\" aria-label=\"Next\">\n <svg fill=\"currentColor\" viewBox=\"0 0 32 32\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"transform: rotate(90deg);\"><path d=\"M5.313 16l10.688-10.688 10.688 10.688-1.938 1.875-7.438-7.438v16.25h-2.625v-16.25l-7.5 7.438z\"><\/path><\/svg>\n <\/button>\n <\/div>\n <\/div>\n <\/div>\n\n <script>\n document.addEventListener(\"DOMContentLoaded\", () => {\n\n const ASSET_CDN = \"https:\/\/d2beiqkhq929f0.cloudfront.net\/public_assets\/assets\";\n const AVATAR_FALLBACK =\n \"data:image\/svg+xml,%3Csvg xmlns='http:\/\/www.w3.org\/2000\/svg' width='44' height='44' viewBox='0 0 44 44'%3E%3Ccircle cx='22' cy='22' r='22' fill='%23e6e6e6'\/%3E%3Ccircle cx='22' cy='17' r='7' fill='%23b9b9b9'\/%3E%3Cpath d='M8 40c0-8 6.3-13 14-13s14 5 14 13' fill='%23b9b9b9'\/%3E%3C\/svg%3E\";\n\n \/\/ Mirrors buildAssetUrl(): pass through absolute urls, else build the CDN url.\n function buildAssetUrl(raw) {\n if (!raw) return \"\";\n if (String(raw).startsWith(\"http\")) return raw;\n return `${ASSET_CDN}\/${raw}\/original`;\n }\n\n const instances = document.querySelectorAll(\".js-scaler-ss\");\n\n instances.forEach(container => {\n if (container.dataset.initialized === \"true\") return;\n container.dataset.initialized = \"true\";\n\n const swiperElement = container.querySelector(\".scaler-ss-swiper\");\n const wrapper = container.querySelector(\".js-ss-wrapper\");\n const template = container.querySelector(\".js-ss-card-template\");\n const nextBtn = container.querySelector(\".js-ss-next\");\n const prevBtn = container.querySelector(\".js-ss-prev\");\n\n if (!wrapper || !template) {\n console.error(\"Scaler Success Stories: missing required elements\");\n return;\n }\n\n const swiper = new Swiper(swiperElement, {\n slidesPerView: \"auto\",\n spaceBetween: 16,\n grabCursor: true,\n observer: true,\n observeParents: true,\n navigation: { nextEl: nextBtn, prevEl: prevBtn },\n });\n\n const pathParts = location.pathname.split(\"\/\").filter(Boolean);\n const currentSlug = pathParts.length > 0 ? pathParts[pathParts.length - 1] : \"homepage\";\n const profileUrl =\n `https:\/\/www.scaler.com\/review\/?utm_source=blog&utm_medium=success_stories&utm_content=${currentSlug}`;\n\n function showSkeletons(count = 4) {\n wrapper.innerHTML = \"\";\n for (let i = 0; i < count; i++) {\n const clone = template.content.cloneNode(true);\n clone.querySelector(\".scaler-ss-card\").classList.add(\"scaler-ss-card--skeleton\");\n wrapper.appendChild(clone);\n }\n swiper.update();\n }\n\n function renderStories(stories) {\n wrapper.innerHTML = \"\";\n if (!stories.length) {\n container.style.display = \"none\"; \/\/ match topics: render nothing when empty\n return;\n }\n\n stories.forEach(story => {\n const a = story.attributes || {};\n const clone = template.content.cloneNode(true);\n\n const hike = String(a.growth || \"\").replace(\"%\", \"\").trim() || \"150\";\n clone.querySelector(\".js-ss-hike\").textContent = `${hike}% HIKE`;\n\n \/\/ Avatar\n const avatar = buildAssetUrl(a.image_url) || a.generated_thumbnail_url || \"\";\n const img = clone.querySelector(\".js-ss-avatar\");\n img.src = avatar || AVATAR_FALLBACK;\n img.alt = a.name || \"Scaler alumnus\";\n img.onerror = function () { this.onerror = null; this.src = AVATAR_FALLBACK; };\n\n clone.querySelector(\".js-ss-name\").textContent = a.name || \"\";\n const cityEl = clone.querySelector(\".js-ss-city\");\n if (a.city) cityEl.textContent = a.city; else cityEl.style.display = \"none\";\n\n \/\/ BEFORE\n clone.querySelector(\".js-ss-before-role\").textContent = a.pre_scaler_role || a.pre_academy_company || \"\";\n const beforeCompany = clone.querySelector(\".js-ss-before-company\");\n if (a.pre_academy_company) beforeCompany.textContent = a.pre_academy_company;\n else beforeCompany.style.display = \"none\";\n\n \/\/ NOW\n clone.querySelector(\".js-ss-now-role\").textContent = a.role || \"\";\n const nowCompanyBox = clone.querySelector(\".js-ss-now-company\");\n const companyLogo = buildAssetUrl(a.company_logo_url);\n if (companyLogo) {\n const logo = document.createElement(\"img\");\n logo.className = \"scaler-ss-card__company-logo\";\n logo.src = companyLogo;\n logo.alt = a.post_academy_company || \"company\";\n logo.loading = \"lazy\";\n logo.onerror = function () {\n this.onerror = null;\n this.replaceWith(Object.assign(document.createElement(\"div\"), {\n className: \"scaler-ss-card__col-company\",\n textContent: a.post_academy_company || \"\",\n }));\n };\n nowCompanyBox.appendChild(logo);\n } else if (a.post_academy_company) {\n nowCompanyBox.className = \"scaler-ss-card__col-company\";\n nowCompanyBox.textContent = a.post_academy_company;\n }\n\n \/\/ Quote (clip to 110 chars like topics)\n const quoteEl = clone.querySelector(\".js-ss-quote\");\n quoteEl.textContent = `\u201c${String(a.content).slice(0, 110)}\u2026\u201d`;\n\n \/\/ View Profile\n clone.querySelector(\".js-ss-cta\").href = profileUrl;\n\n wrapper.appendChild(clone);\n });\n\n swiper.update();\n swiper.slideTo(0);\n }\n\n async function fetchStories() {\n try {\n showSkeletons();\n \/\/ Same-origin POST on www.scaler.com (the blog canonical host).\n \/\/ The endpoint only returns JSON when the Referer is a \/topics\/ page\n \/\/ (a soft anti-hotlinking gate); a \/blog\/ referer gets a Turbolinks\n \/\/ redirect. Since blog + topics are the same origin, we set the\n \/\/ fetch referrer to a topics URL so the server serves the data.\n const res = await fetch(\"\/success-stories\/testimonials\", {\n method: \"POST\",\n credentials: \"include\",\n referrer: \"https:\/\/www.scaler.com\/topics\/\",\n referrerPolicy: \"unsafe-url\",\n headers: {\n \"Content-Type\": \"application\/json\",\n \"Accept\": \"application\/json\",\n \"X-Requested-With\": \"XMLHttpRequest\",\n },\n \/\/ q:{} => all programs (no program filter)\n body: JSON.stringify({\n page_number: 1,\n per_page: 12,\n sort_by: \"eligible_for_qna\",\n new_quick_filters: true,\n quick_filter: [],\n q: {},\n }),\n });\n const json = await res.json();\n const all = (json && json.data && json.data.data) || [];\n \/\/ Only show stories that carry a testimonial quote (matches topics).\n const withQuote = all.filter(s => s.attributes && s.attributes.content);\n renderStories(withQuote);\n } catch (error) {\n console.error(\"Failed to load success stories:\", error);\n container.style.display = \"none\";\n }\n }\n\n fetchStories();\n });\n });\n <\/script>\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"finally-the-faqs\"><\/span><strong>Finally, The FAQs<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Q1. What is an MLOps pipeline?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">An MLOps pipeline is an automated, repeatable workflow that takes a machine learning model from raw data through training, deployment, and monitoring in production, with a feedback loop that triggers retraining when performance drops or the underlying data shifts.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Q2. What are the stages of an MLOps pipeline?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">There\u2019s four of these: data ingestion and versioning, model training and experimentation, CI\/CD and deployment, and monitoring and retraining. In practice these loop back into each other rather than running strictly once.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Q3. What tools are used in MLOps?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Commonly: Airflow or Kubeflow Pipelines for orchestration,<a href=\"https:\/\/mlflow.org\/docs\/latest\/index.html\" target=\"_blank\" rel=\"noopener\"> MLflow<\/a> for experiment tracking and model registry, DVC for data versioning, Docker and<a href=\"https:\/\/www.kubeflow.org\/docs\/\" target=\"_blank\" rel=\"noopener\"> Kubernetes (via Kubeflow)<\/a> for packaging and deployment, and tools like Evidently AI or Prometheus\/Grafana for monitoring. The<a href=\"https:\/\/www.scaler.com\/blog\/mlops-tools\/\"> MLOps tools guide<\/a> breaks these down by stage in more detail.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Q4. What is the difference between MLOps and DevOps?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">MLOps extends DevOps practices to cover data and models, not just code. That means versioning datasets and model artifacts alongside code, testing model behaviour and data quality in addition to software functionality, and monitoring for drift, since a model can fail in production even when no code has changed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Q5. How do you build an MLOps pipeline?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Start small and add automation stage by stage: get data ingestion and versioning working first, then add experiment tracking and a model registry, then wrap deployment in CI\/CD with basic tests, and finally add monitoring with a defined retraining trigger. Trying to build all four stages at once, fully automated, on day one is usually how projects stall. Scaler\u2019s<a href=\"https:\/\/www.scaler.com\/blog\/mlops-roadmap\/\"> MLOps roadmap<\/a> walks through a more gradual sequencing.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Q6. What is CI\/CD in MLOps?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">In MLOps, CI\/CD covers the same automated build-test-deploy cycle as regular software, but extended to data and models. Continuous Integration includes testing data quality and model performance alongside code, and Continuous Deployment includes packaging and rolling out new model versions, often gradually, in addition to application code.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Here\u2019s the direct answer first, since that\u2019s probably why you\u2019re here: an MLOps pipeline is an automated, repeatable workflow that takes a machine learning model from raw data all the way to a live, monitored service in production, and then loops back to retrain it when things drift. The data in one end, a working […]<\/p>\n","protected":false},"author":242,"featured_media":12803,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[38,37],"tags":[405,404],"class_list":["post-12794","post","type-post","status-publish","format-standard","has-post-thumbnail","category-devops","category-artificial-intelligence-machine-learning","tag-mlops","tag-mlops-pipeline"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.scaler.com\/blog\/wp-json\/wp\/v2\/posts\/12794","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.scaler.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.scaler.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.scaler.com\/blog\/wp-json\/wp\/v2\/users\/242"}],"replies":[{"embeddable":true,"href":"https:\/\/www.scaler.com\/blog\/wp-json\/wp\/v2\/comments?post=12794"}],"version-history":[{"count":3,"href":"https:\/\/www.scaler.com\/blog\/wp-json\/wp\/v2\/posts\/12794\/revisions"}],"predecessor-version":[{"id":13679,"href":"https:\/\/www.scaler.com\/blog\/wp-json\/wp\/v2\/posts\/12794\/revisions\/13679"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.scaler.com\/blog\/wp-json\/wp\/v2\/media\/12803"}],"wp:attachment":[{"href":"https:\/\/www.scaler.com\/blog\/wp-json\/wp\/v2\/media?parent=12794"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.scaler.com\/blog\/wp-json\/wp\/v2\/categories?post=12794"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.scaler.com\/blog\/wp-json\/wp\/v2\/tags?post=12794"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}