RousselTMLEARNING

Learn. Practice. Master. 100% free courses

Go from theory to technical expertise.

Learn DevOps, Cloud and Observability technologies for free.

Structured courses, hands-on demos, labs and certification preparation paths to build skills you can apply directly at work.

  • Deploy and run containerised platforms
  • Monitor production: metrics, logs, traces, SLOs
  • Automate infrastructure and pass your certifications
47 Courses561 Articles235 labs25 labs completed
OBSERVABILITYOPENTELEMETRYDEVOPSCLOUDCONTAINERSAUTOMATION

Free courses

Lessons, labs and quizzes with no subscription or credit card.

Real-world situations

Hands-on labs and production-like environments: containers, Kubernetes, emulated cloud.

From beginner to expert

A structured progression up to official certification preparation.

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Upskill your teams, industrialise and improve the observability of your systems.

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47 resources

🎓 Certifications

Prepare for official certifications

AWS, Azure, Google Cloud, Kubernetes, Terraform, Prometheus, Dynatrace… Practise in exam conditions, in the official exam language.

  • Unlimited randomised practice exams
  • Explained answers with a reference article
  • Results by exam domain
  • "Ready" verdict when you can book the exam

€50 per certification, lifetime access

Courses stay free. Certification preparation is an add-on: practice exams, tracking by domain and a readiness verdict. It prepares you for the vendor exam but does not award it.

See all 18 certifications

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