Welcome to my comprehensive DevOps learning journey through the Tech501 program! This repository chronicles the complete progression from Linux fundamentals to advanced cloud orchestration and infrastructure automation.

This repository documents my personal learning journey organized chronologically through the Tech501 DevOps training program. Each week built upon previous knowledge, creating a comprehensive understanding of modern infrastructure and deployment practices.

graph LR
    A[Week 1<br/>Fundamentals] --> B[Week 2<br/>Cloud Basics]
    B --> C[Week 2<br/>Architecture]
    C --> D[Week 3<br/>CI/CD]
    D --> E[Week 3.5<br/>Terraform]
    E --> F[Week 4<br/>Docker]
    F --> G[Week 4.5<br/>Kubernetes]
    G --> H[Week 4.5<br/>Ansible]

Foundation Building: Linux, Git, Agile

• Terminal mastery, version control, and agile methodology

Theory to Practice: First Cloud Applications

• Transitioning from local development to cloud deployment

Production-Ready Systems: 6-Phase Evolution

1. Azure: Zero to Running - Basic Azure VM deployment
2. Architecture Evolution - Two-tier application design
3. Scaling Storm - Auto-scaling infrastructure
4. Automation Awakening - Script-based deployment
5. Security Architecture - DMZ and advanced security
6. Monitoring & Observability - Production monitoring

Automation Pipeline: 4-Phase Development

1. SSH Foundation Blues - Secure development workflows
2. Jenkins Automation - Build and deployment pipelines
3. Cloud Architecture - Production infrastructure design
4. Optimization Quest - Performance and efficiency improvements

Infrastructure as Code

• Declarative infrastructure management

Containerization Revolution

• Application packaging and isolation

Container Orchestration: 6-Phase Mastery

1. Foundation Simple - Basic pod and deployment concepts
2. Database Dilemma - Persistent storage challenges
3. Scaling Symphony - Horizontal Pod Autoscaling (HPA)
4. Timing Trap - Init containers and startup order
5. Cloud Migration - Local to production deployment
6. Automation Evolution - Advanced deployment scripts

Configuration Management

• Declarative system configuration

By following this journey, you'll understand:

• Linux System Administration - Command line mastery and system management
• Version Control - Git workflows and collaboration patterns
• Cloud Infrastructure - Azure/AWS deployment and management
• CI/CD Pipelines - Automated build, test, and deployment
• Infrastructure as Code - Terraform and declarative infrastructure
• Containerization - Docker and container best practices
• Container Orchestration - Kubernetes deployment and management
• Configuration Management - Ansible automation and consistency
• Security Best Practices - Network security and access control
• Monitoring & Observability - Production system visibility

Follow the week-by-week progression to understand how each technology builds upon previous concepts.

Jump directly to any week/topic using the folder structure above.

Use the descriptive file names to quickly locate specific implementation details or troubleshooting guidance.

• Each section contains detailed journey documentation with practical examples
• Code snippets and configuration files are included where relevant
• Troubleshooting notes and lessons learned are documented throughout
• Mermaid diagrams illustrate complex concepts and workflows

• Operating Systems: Linux
• Version Control: Git
• Cloud Platforms: Azure, AWS
• CI/CD: Jenkins
• Infrastructure as Code: Terraform
• Containerization: Docker
• Orchestration: Kubernetes
• Configuration Management: Ansible
• Monitoring: Various observability tools

This repository represents a complete DevOps learning journey from fundamentals to advanced orchestration. Each section builds upon previous knowledge while providing practical, hands-on experience with modern infrastructure tools and practices.