A comprehensive, scenario-based guide for junior DevOps engineers to accelerate their growth and learn lessons that typically take years of experience.
This open-source book follows Sarah, a junior DevOps engineer, as she navigates real-world challenges in production environments. Through 36 comprehensive chapters, you'll learn:
- ✅ The "why" behind DevOps best practices, not just the "how"
- ✅ How to recognize and prevent common production issues
- ✅ Mental models and frameworks used by senior engineers
- ✅ Debugging techniques for complex distributed systems
- ✅ Security and compliance without sacrificing velocity
- ✅ Career growth strategies and soft skills
Target Length: 600-700 pages
Format: Scenario-based learning with working code examples
Tools Covered: Kubernetes, Terraform, AWS, CI/CD, Prometheus, and more
🌐 Read online (GitHub Pages - coming soon)
# Install mdBook
cargo install mdbook
# Clone the repository
git clone https://github.com/BahaTanvir/devops-guide-book.git
cd devops-guide-book
# Serve locally
mdbook serve
# Open http://localhost:3000 in your browser
# Or build static files
mdbook build
# Output will be in book/ directory📥 PDF, EPUB, and MOBI versions (Coming soon)
- Chapter 1: The Incident That Changed Everything
- Chapter 2: The Mystery of the Disappearing Logs
- Chapter 3: It Works on My Machine
- Chapter 4: The Resource Crunch
- Chapter 5: The Slow Release Nightmare
- Chapter 6: The Terraform State Disaster
- Chapter 7: The Drift Detective
- Chapter 8: The Module Maze
- Chapter 9: The Multi-Environment Challenge
- Chapter 10: The Cloud Cost Catastrophe
- Chapter 11: The Kubernetes Crash Course
- Chapter 12: The Networking Puzzle
- Chapter 13: The Storage Surprise
- Chapter 14: The Configuration Complexity
- Chapter 15: The Health Check Headache
- Chapter 16: The Scaling Saga
- Chapter 17: The Monitoring Metamorphosis
- Chapter 18: The Alert Fatigue
- Chapter 19: The Tracing Trail
- Chapter 20: The SLO Awakening
- Chapter 21: The Capacity Crisis
- Chapter 22: The Debugging Deep Dive
- Chapter 23: The Security Scare
- Chapter 24: The Secrets Leak
- Chapter 25: The Access Control Adventure
- Chapter 26: The Compliance Challenge
- Chapter 27: The Network Security Narrative
- Chapter 28: The Pipeline Principles
- Chapter 29: The Testing Tower
- Chapter 30: The GitOps Journey
- Chapter 31: The Rollback Recovery
- Chapter 32: The Deployment Diversity
- Chapter 33: The Communication Conundrum
- Chapter 34: The On-Call Odyssey
- Chapter 35: The Automation Advocate
- Chapter 36: The Career Compass
We welcome contributions! This book is a community effort to help junior DevOps engineers worldwide.
- 📝 Write new chapters or improve existing ones
- 🐛 Report issues or errors
- 💡 Suggest new scenarios or topics
- 🔧 Add code examples and configurations
- 🎨 Create diagrams and illustrations
- 🌍 Translate to other languages
- 📖 Review and provide feedback
See CONTRIBUTING.md for detailed guidelines.
- Junior DevOps Engineers (6-18 months experience) wanting to level up
- System Administrators transitioning to DevOps
- Software Developers expanding into infrastructure
- Anyone who has deployed to production and wants to learn more
- Basic Linux command line knowledge
- Familiarity with Git
- Docker basics (images, containers)
- At least one cloud provider experience
- Basic scripting (Python, Bash, or similar)
All code examples are:
- ✅ Production-ready — not toy examples
- ✅ Tested — verified to work
- ✅ Well-commented — explaining the why, not just the what
- ✅ Best-practice — following industry standards
- ✅ Secure — no hardcoded secrets or vulnerabilities
Find all examples in the examples/ directory.
Each chapter follows a consistent structure:
- Sarah's Challenge — A real-world scenario
- Understanding the Problem — Context and concepts
- The Senior's Perspective — Expert thinking process
- The Solution — Step-by-step implementation
- Lessons Learned — Key takeaways
- Reflection Questions — Apply to your context
- Book outline and structure
- mdBook setup
- Part I: Foundations (0/5 chapters)
- Part II: Infrastructure as Code (0/5 chapters)
- Part III: Container Orchestration (0/6 chapters)
- Part IV: Observability and Reliability (0/6 chapters)
- Part V: Security and Compliance (0/5 chapters)
- Part VI: CI/CD Mastery (0/5 chapters)
- Part VII: Collaboration and Culture (0/4 chapters)
- Appendices (0/5 sections)
-
Book Content: CC BY-SA 4.0
You can share and adapt the content, with attribution, under the same license. -
Code Examples: MIT License
Use the code freely in any project, including commercial ones.
See LICENSE.md for details.
This book is made possible by:
- Contributors who share their hard-won knowledge
- The DevOps community that builds amazing open-source tools
- Organizations that support learning and knowledge sharing
- Readers who provide feedback and encouragement
- GitHub: BahaTanvir/devops-guide-book
- Issues: Report bugs and suggestions
- Discussions: Ask questions and share ideas
- Discord: Community server coming soon
- Twitter: Follow for updates (coming soon)
Just visit the website and start reading!
# Clone the repository
git clone https://github.com/BahaTanvir/devops-guide-book.git
cd devops-guide-book
# Navigate to examples directory
cd examples/chapter-01
# Follow along with the code
./test.shStar ⭐ this repository to follow updates and show support!
- Q1 2024: Complete Part I (Foundations)
- Q2 2024: Complete Parts II & III (IaC & Kubernetes)
- Q3 2024: Complete Parts IV & V (Observability & Security)
- Q4 2024: Complete Parts VI & VII (CI/CD & Culture)
- Q1 2025: Appendices, final review, and v1.0 release
Q: Is this book really free?
A: Yes! It's open source and will always be free to read online.
Q: Can I use the code examples in my projects?
A: Absolutely! They're MIT licensed for maximum flexibility.
Q: I'm not a junior engineer. Is this book still useful?
A: Yes! It's great for mentoring, refreshing fundamentals, or filling knowledge gaps.
Q: Will this book help me pass certifications?
A: It provides practical context for concepts covered in certifications like CKA, AWS DevOps, etc. Combine it with official study guides for best results.
Q: How can I stay updated on new chapters?
A: Star the repo and watch for releases on GitHub!
Made with ❤️ by the DevOps community, for the DevOps community.
Help us make this the best resource for junior DevOps engineers — contribute, share, and star! ⭐