Complete DevOps Roadmap 2026 For Beginners

What Is DevOps?

DevOps is a modern software engineering practice that combines software development and IT operations to improve deployment speed, scalability, automation and infrastructure management.

Companies use DevOps to automate application deployments, manage cloud infrastructure, improve software quality and scale production systems faster.

A DevOps Engineer works with:

• Linux Servers
• Cloud Infrastructure
• CI/CD Pipelines
• Docker & Kubernetes
• Monitoring & Security
• Automation Tools

Step 1 — Learn Linux Fundamentals

Linux is the foundation of DevOps engineering. Most cloud servers, Kubernetes clusters and production environments run on Linux infrastructure.

Every DevOps Engineer must understand Linux commands, permissions, server management and shell scripting.

Important Linux Topics

• Linux File System
• User & Permission Management
• SSH & Remote Access
• Package Management
• Shell Scripting
• NGINX & Apache
• Monitoring Commands
• Process Management

sudo apt update

sudo apt install nginx

systemctl status nginx

Step 2 — Learn Git & GitHub

Git is used for version control and collaborative software development.

Every DevOps workflow depends on Git repositories, branching strategies and deployment automation.

Important Git Concepts

• Git Branching
• Pull Requests
• Merge Conflicts
• GitHub Actions
• Repository Management

git init

git add .

git commit -m "Initial Commit"

git push origin main

Learn how developers collaborate using GitHub repositories, CI/CD pipelines and automated deployment systems.

Step 3 — Learn Docker

Docker is one of the most important DevOps technologies in modern infrastructure.

Docker helps package applications into portable containers that can run consistently across development, testing and production environments.

Important Docker Concepts

• Docker Images
• Containers
• Dockerfile
• Docker Compose
• Container Networking
• Volume Management

docker build -t myapp .

docker run -p 80:80 myapp

Docker simplifies deployments, improves scalability and enables microservices architecture.

Step 4 — Learn Kubernetes

Kubernetes is used to orchestrate, scale and manage containerized applications.

Large companies use Kubernetes for automated deployments, scaling and infrastructure management.

Important Kubernetes Topics

• Pods
• Deployments
• Services
• Ingress Controllers
• ConfigMaps & Secrets
• Horizontal Scaling

kubectl get pods

kubectl apply -f deployment.yaml

Step 5 — Learn CI/CD Pipelines

CI/CD stands for Continuous Integration and Continuous Deployment.

CI/CD automates testing, builds and deployments helping teams release software faster.

Popular CI/CD Tools

• Jenkins
• GitHub Actions
• GitLab CI/CD
• CircleCI

Practice:

• Automatic Deployments
• Jenkins Pipelines
• Build Automation
• Rollback Strategies
• Docker Deployment Pipelines

pipeline {

  agent any

  stages {

    stage('Build') {

      steps {

        echo 'Building Application'

      }

    }

  }

}

ssh -i key.pem ubuntu@your-server-ip

provider "aws" {

  region = "ap-south-1"

}