📄️ Table of contents
Free DevOps discovery course in 7 pedagogical lessons. Understand the wall of confusion between development and operations, the rigorous definition of DevOps, the Three Ways and the CALMS model, the toolchain, team organization models and the complete career path.
📄️ 1 · The problem DevOps solves
Why the conflict between development and operations is not a people problem but a structural one. The wall of confusion, contradictory objectives and the real cost of organizational silos.
📄️ 2 · What is DevOps?
A rigorous definition of DevOps, what it is not, and its history from the 2007 conference to the platform engineering of 2026. With the distinction between DevOps, SRE, platform engineer and agile.
📄️ 3 · The Three Ways and CALMS
Understand Gene Kim's Three Ways — flow, feedback, continuous learning — and the CALMS model as a DevOps maturity diagnostic grid, with the pitfalls of each dimension.
📄️ 4 · The lifecycle and the toolchain
The eight phases of the DevOps lifecycle and the landscape of associated tools: Git, Docker, Kubernetes, Terraform, Ansible, Prometheus. With the recommended learning order and the pitfalls of tool selection.
📄️ 5 · Organizing teams
Why your org chart determines your software architecture. Conway's Law, the reverse maneuver, the four team types of Team Topologies and the five DevOps organization anti-patterns to avoid.
📄️ 6 · Becoming a DevOps engineer
Complete roadmap to become a DevOps engineer: the technical and human skills actually expected, a realistic six-month learning plan, salaries by level and the certifications that matter.
📄️ 7 · Real transformations + FAQ
How Amazon, Netflix, Etsy and large traditional enterprises transformed the way they deliver. The success factors, the causes of failure, and 14 frequently asked questions about DevOps.
📄️ 🏆 Quiz and attestation
Test your DevOps knowledge with a free 5-question quiz, corrected and explained. Get your discovery attestation at the end of the introduction to DevOps course.