Master AWS, Google Cloud, Kubernetes, Terraform, and GitHub Actions through interactive Telegram lessons, active recall drills, and linked hands-on Killercoda terminal sandboxes. 100% free with verifiable digital certificates.
100% free self-paced tracks · No credit card required · Free certificates
Self-paced certification prep on Telegram with linked terminal labs and verifiable credentials.
Study wherever you are on Telegram. Daily interactive lessons, quick-fire quizzes, and immediate explanations built around real certification exam guides.
Apply what you learn in linked, live sandbox environments. Run actual Docker, Kubernetes, and Terraform commands without needing a personal AWS bill.
Finish all lessons and review badges to unlock your permanent, cryptographically signed digital certificate to share on LinkedIn and resumes. 100% free.
100% free tracks · No credit card required · Free certificates
Self-paced learning and digital certificates are 100% free forever. Once you graduate, you can optionally unlock our paid Career Layer: unlimited AI Technical Interviewer practice, automated DevOps job board scanner, CV architecture, and direct hiring referrals.
For practicing engineers moving to Senior and Staff infrastructure roles: our 12-Weekend Senior DevOps & SRE Intensive features 14 real production outage investigations, live architecture builds under budget caps, and Sunday oral defense boards.
See the Senior Intensive Program →