DevOps Engineer

1.INTRODUCTION TO DEVOPS

• What is DevOps & Why DevOps
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• DevOps Process & Lifecycle
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• DevOps Tools Overview
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• How DevOps fits in the whole Software Development Lifecycle
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• Roles and Responsibilities of a DevOps Engineer
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2.OPERATING SYSTEMS & LINUX BASIC

• Introduction to Operating Systems
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• Introduction to Virtualization & Virtual Machines
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• Linux File System
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• Introduction to Command Line Interface
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• Basic Linux Commands
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• Package Manager
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• Working with Vim editor
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• Linux Accounts & Groups
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• File Ownership & Permissions
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• Basic Linux Commands - Pipes & Redirects
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• Introduction to Shell Scripting
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• Shell Scripting - Concepts & Syntax
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• Environment Variables
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• Networking
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• SSH - Secure Shell
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• Most Useful Linux Commands
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3.VERSION CONTROL WITH GIT

• Introduction to Version Control and Git
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• Basic Concepts of Git
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• Setup git repository (remote and local)
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• Working with Git (git status, git commit, git add, git push)
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• Initialize Git project locally
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• Concept of Branches, Git Tags
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• Merge Requests
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• Deleting Branches
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• Avoiding Merge Commits (rebase)
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• Resolving Merge Conflicts
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• Don't track certain files (.gitignore)
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• Save work-in-progress changes (git stash)
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• Going back in history (git checkout)
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• Undoing commits (git revert, git reset)
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• Merging Branches
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• Git Cherry Pick
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• How to use GitHub
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4.BUILD AND PACKAGE MANAGER TOOLS

• Introduction to Build Tools and Overview of Maven?
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• Install Build Tools
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• How to install Maven in Windows
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• How to install Maven in Linux
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• Maven Phases and repositories
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• Build an Artifact and Create .JAR, .WAR and. EAR Files
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• Build Tools for Development
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• Simple Maven Projects
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• Build JS Applications
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• Publish an Artifact
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• How to add dependency files
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• Build Tools & Docker
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• Build Tools for DevOps
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5.ARTIFACT REPOSITORY MANAGER WITH NEXUS

• What is an Artifact Repository Manager?
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• Install and run Nexus on Cloud Server
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• Introduction to Nexus
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• Different Repository Types (proxy, hosted, etc.) explained
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• Upload Jar File to Nexus (maven projects)
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• Nexus API and Repository URLs
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• Blob stores
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• Browsing Components - Components vs Assets
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• Cleanup Policies and Scheduled Tasks
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6.APPLICATION SERVER (TOMCAT)

• What is Tomcat
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• How to install Tomcat in Windows
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• How to install Tomcat in Linux
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• How to deploy code in Tomcat
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• Deploying Code by using Jenkins
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7.BUILD AUTOMATION - CI/CD WITH JENKINS

• What is Build Automation (CI/CD)? What is Jenkins?
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• Install Jenkins on cloud server (Docker vs Server install)
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• Introduction to Jenkins UI
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• Installing build tools in Jenkins
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• Jenkins Basics Demo
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• Securing Jenkins
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• Docker in Jenkins
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• Freestyle to Pipeline Job
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• Full Jenkinsfile Syntax Demo
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• Intro to Pipeline Job
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• Create a Multi-Branch Pipeline Job
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• Create a full Pipeline Job
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• Jenkins Jobs Overview
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• Credentials in Jenkins
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• Jenkins Shared Library
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• WebHooks - Trigger Jenkins Jobs automatically
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• Versioning Application in Continuous Integration (Part 1)
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• Versioning Application in Continuous Integration (Part 2)
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• Build Pipeline View
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• Jenkins Backup
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9.CONTAINERIZATION WITH DOCKER

• Learning the Basics of Docker
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• Introduction to Docker
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• Containers vs Virtual Machines
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• Docker Architecture
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• Docker Hub
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• Docker Installation
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• Creating Our First Image
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• Working with Multiple Images
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• Packaging a Customized Container
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• Running Container Commands with Docker
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• Managing and Removing Base Images
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• Pushing to Docker Hub
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• Creating Shared Volume Groups
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• Create Own Images
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• Creating Own Docker Files
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• Volume Management
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• Docker Compose
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• Docker Swarm overview
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• Docker Swarm Basics
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• Docker Swarm installation
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• Docker Swarm Labs
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10.CONFIGURATION MANAGEMENT WITH ANSIBLE

• Introduction to Ansible, Features, Architecture
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• Install & Configure Ansible
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• Setup Managed Server to configure with Ansible
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• Ansible Inventory
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• Configure AWS EC2 server with Ansible
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• Managing Host Key Checking and SSH keys
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• Ansible Tasks, Play & Playbook
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• Deploy Nodejs application
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• Ansible Modules & Collections
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• Ansible Variables - to make your Playbook customizable
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• Deploy Nexus
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• Ansible Configuration - Default Inventory File
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• Project: Run Docker applications
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• Dynamic Inventory for EC2 Servers
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• Project: Run Ansible from Jenkins Pipeline
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• Ansible Roles - to make your Ansible content more reusable and modular for better maintenance
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11.CONTAINER ORCHESTRATION WITH KUBERNETES

• Introduction to Kubernetes
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• Understand the main Kubernetes Components
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• Kubernetes Architecture
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• Minikube and kubectl - Local Setup
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• Main Kubectl Commands - K8s CLI
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12.INFRASTRUCTURE AS A CODE WITH TERRAFORM

• Introduction to Terraform
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• Install Terraform & Setup Terraform Project
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• Providers in Terraform
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• Resources & Data Sources
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• Change & Destroy Terraform Resources
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• Terraform commands
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• Terraform State
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• Output Values
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• Variables in Terraform
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• Environment Variables in Terraform
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• Create Git Repository for local Terraform Project
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• Automate Provisioning EC2 server with Terraform
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• Provisioners in Terraform
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• Modules in Terraform (Modularize the demo project)
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• Automate Provisioning EKS cluster with Terraform
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• Complete CI/CD with Terraform
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• Remote State in Terraform
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• Terraform Best Practices
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13.INFRASTRUCTURE MONITORING WITH NAGIOS

• Introduction to Infrastructure Monitoring and Nagios
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• Monitoring Servers, Services, and Network Devices
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• Installing and Configuring Nagios Core
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• Alerts, Notifications, and Troubleshooting in Nagios
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• Real-Time Monitoring Projects and Best Practices with Nagios
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14.AUTOMATION WITH SHELL SCRIPTING

• Introduction to Linux Shell and Shell Scripting
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• Variables, Operators, and User Input in Shell Scripts
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• Conditional Statements, Loops, and Functions
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• File Handling, Automation, and Scheduling with Shell Scripts
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• Real-Time DevOps Automation Projects Using Shell Scripting
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15.CLOUD COMPUTING WITH AWS

• IAM
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• EC2
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• S3
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• VPC
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• Database
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• Cloud Watch
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• Route53
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16.AI PRODUCTIVITY TOOLS FOR DEVOPS

• CHATGPT
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• GEMINI AI
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• Perplexity
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17.INTERVIEW QUESTIONS

• Interview Questions
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18. SAMPLE RESUMES

• DIFFERENT RESUMES
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