CI/CD Hub

Roadmaps, modules, concepts, articles, and practical resources for CI/CD Hub - all aggregated in one place.

Browse Concepts

The foundational building blocks. Dive deep into theory and technical concepts to explore detailed subtopics, terminologies, and glossaries mapped inside each concept.

CI/CD Fundamentals and Pipeline Design

Complete overview mapping DevOps concepts for CI/CD Fundamentals and Pipeline Design.

3 topicsExplore

CI/CD Tools and Platforms

Complete overview mapping DevOps concepts for CI/CD Tools and Platforms.

3 topicsExplore

Deployment Strategies and GitOps

Complete overview mapping DevOps concepts for Deployment Strategies and GitOps.

6 topicsExplore

Browse Topics

Detailed subtopics, terminologies, and technical guides. Dive straight into specific lessons and workflows mapped inside each concept.

All Topics

Automated Testing in CI — Unit, Integration, and E2E Gates

Build reliable automated testing gates in CI — unit tests with coverage enforcement, integration tests with real dependencies, and E2E smoke tests post-deployment.

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Blue-Green and Canary Deployments in CI/CD Pipelines

Implement blue-green and canary deployment strategies inside CI/CD pipelines — automating traffic switching, monitoring gates, and rollback triggers.

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Building Production CI/CD Pipelines with GitHub Actions

Build a complete production CI/CD pipeline in GitHub Actions — Docker build, testing, image scanning, ECR push, and Kubernetes deployment in one workflow.

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DORA Metrics — Measuring and Improving CI/CD Pipeline Performance

Use the four DORA metrics to measure deployment frequency, lead time, change failure rate, and MTTR in production.

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Designing Multi-Stage CI/CD Pipelines — Build, Test, Scan, and Deploy

Design production-grade multi-stage pipelines with gate checks, artifact promotion, parallel job execution, and environment-specific deployment steps.

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Environment Promotion — Dev to Staging to Production Pipelines

Build environment promotion pipelines that automatically deploy to dev and staging, then require manual approval for production — with proper config management.

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GitLab CI/CD Pipelines — Configuration, Runners, and Environment Deployments

Configure GitLab CI/CD pipelines with .gitlab-ci.yml — covering runners, environments, artifacts, cache, rules, and deployment to Kubernetes clusters.

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GitOps with ArgoCD — Declarative Kubernetes Deployments from Git

Implement GitOps using ArgoCD so Git is the single source of truth and the cluster always matches the repo state.

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Glossary

Plain-language definitions for the terminology used across this hub. Useful when a module or article assumes a term you have not met yet.

Learning Modules

Hands-on, topic-by-topic modules that walk you through real tools and workflows. Each module breaks down a complex concept into structured lessons you can complete at your own pace.

INTERMEDIATE12 Topics

Standalone

Secure CI/CD Pipelines: Threats and Hardening

Learn to harden CI/CD: OIDC instead of stored keys, scoped tokens, SHA pinned actions, Vault secrets, Jenkins hardening, signing, and audit logs.

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BEGINNER7 Topics

Standalone

Junior DevSecOps Engineer Interview Preparation

- 0-2 years experience - Roles: DevSecOps Engineer, DevOps Engineer - Companies: Swiggy, Razorpay, Zerodha, Hotstar, Flipkart

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Hands-on Projects

Build and ship something real. Each project is a full, self-contained brief - architecture, tooling and the trade-offs behind them - that you can work through end to end and keep as portfolio evidence.

BEGINNER5 Topics

Standalone

Cloud Resume Challenge on AWS

Deploy your resume as a serverless AWS app with a live visitor counter - S3, CloudFront, Lambda, DynamoDB, API Gateway, GitHub Actions.

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INTERMEDIATE9 Topics

Standalone

Build a GitOps CI/CD Pipeline with ArgoCD

Build a pipeline where GitHub Actions tests and pushes an image, then updates a config repo that ArgoCD syncs to Kubernetes.

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Learning Roadmaps

Step-by-step career blueprints that show you exactly what to learn and in what order. Follow a roadmap from absolute beginner to confident, job-ready engineer without the guesswork.

12 Steps

DevOps Roadmap

Free, beginner-friendly DevOps roadmap: Linux, Git, Docker, Kubernetes, GitHub Actions, Terraform, and AWS - structured steps to production-ready skills.

Start Pathway

10 Steps

AIOps Roadmap for DevOps and SRE Engineers

An AIOps roadmap for DevOps and SRE engineers: use ML, LLMs, and AI agents to detect incidents, find root causes, and safely self-heal systems.

Start Pathway

13 Steps

DevSecOps Roadmap: Zero to Job-Ready Engineer

Follow this DevSecOps roadmap from zero to job-ready: secure CI/CD, containers, Kubernetes, cloud, and identity, then detect and respond to threats.

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Articles

In-depth technical guides, architecture breakdowns, and best practices written by engineers who have used these tools in real production environments - not just tutorials, but actual engineering insight.

GitHub Actions vs GitLab CI vs Jenkins in 2026

GitHub Actions, GitLab CI, and Jenkins compared for 2026 — syntax, cost, security, and which one to choose based on your team's real requirements.

Shift-Left Security: SBOM & Supply Chain Scans

Supply chain attacks are rising, and some scanners meant to catch them have been compromised. Here's how to add SBOM and dependency scanning safely.

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Validate your technical understanding and check your scores, or explore the full platform learning roadmap.

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