DevOps Roadmap

Introduction

• Objective: Break into DevOps or level up skills.
• Roadmap Duration: 10-14 months with 3-5 hours of study per day.

1. Linux Fundamentals

• Importance: Backbone of servers and development environments.
• Focus: Command line, bash.
• Time: 2-3 weeks.
• Key Topics:
  • Basic commands: file system, permissions, ownership, processes, signals, package management.

2. Networking Concepts

• Importance: Understanding computer communication.
• Focus: IP addresses, protocols, data movement, security, troubleshooting.
• Time: 2 weeks.
• Key Topics:
  • OSI and TCP/IP models, IP addressing, DNS, DHCP, HTTP, HTTPS, FTP, SSH, firewalls, basic troubleshooting (ping, traceroute, netstat).

3. Git

• Importance: Version control and collaboration.
• Time: 1-2 weeks.
• Key Topics:
  • Basic commands: clone, commit, push, pull, branching, merging, resolving conflicts, remote repositories.

4. Programming Languages

• Focus: Automation tasks and configurations.
• Recommended Language: Python (for simplicity and versatility).
• Time: 4-6 weeks.
• Key Topics:
  • Syntax, data structures (lists, dictionaries, sets, tuples), modules, writing scripts, error handling, automation.

5. Cloud Providers

• Importance: Services for building and deploying applications.
• Recommended Provider: AWS.
• Time: 4-6 weeks.
• Key Topics:
  • Launching, configuring, managing virtual servers, data management, user management, isolated networks.

6. Containerization

• Focus: Packaging applications and dependencies.
• Recommended Tool: Docker.
• Time: 3-4 weeks.
• Key Topics:
  • Creating images, managing containers, writing Dockerfiles, multi-container applications (Docker Compose).

7. Continuous Integration and Deployment (CICD)

• Importance: Automates integration and deployment of code changes.
• Recommended Tool: Jenkins.
• Time: 3-4 weeks.
• Key Topics:
  • Creating and managing pipelines, writing Jenkins files, integrating tests, automating builds and deployments.

8. Orchestration and Management

• Focus: Automating deployment, scaling, management of applications.
• Recommended Tool: Kubernetes.
• Time: 4-6 weeks.
• Key Topics:
  • Architecture (master and worker nodes), key components (pods, services, deployments), resource management, scaling, networking model.

9. Networking and Infrastructure Services

• Importance: Managing services like proxies, caching, firewalls.
• Recommended Tool: Nginx.
• Time: 3-4 weeks.
• Key Topics:
  • Setting up Nginx as a reverse proxy, caching strategies, configuring firewalls and security groups.

10. Configuration Management

• Importance: Automates deployment and management of servers and applications.
• Recommended Tool: Ansible.
• Time: 3-4 weeks.
• Key Topics:
  • Writing playbooks, using roles and modules, managing variables and templates.

11. Infrastructure as Code (IAC)

• Focus: Managing infrastructure through configuration files.
• Recommended Tool: Terraform.
• Time: 3-4 weeks.
• Key Topics:
  • Providers, resources, writing configuration files, using modules, advanced concepts (workspaces, remote state).

12. Monitoring and Logging

• Importance: Tracking performance and health of applications.
• Recommended Tools: Prometheus and Grafana.
• Time: 3-4 weeks.
• Key Topics:
  • Architecture, data model, collecting metrics, writing queries, setting up alerts.

Conclusion

• Time Commitment: 3-5 hours daily can equip you with essential DevOps skills in 10-14 months.
• Resources: Free PDF and tutorials available in the description box.
• Engagement: Questions can be left in comments for further discussion.