Free discovery course on Ansible in 7 pedagogical lessons. Understand IT automation, infrastructure as code, the inventory/playbook/module trinity, the agentless and idempotence principles, and real use cases.
Free discovery course on CI/CD in 7 pedagogical lessons. Understand the difference between continuous integration, continuous delivery and continuous deployment, the anatomy of a pipeline, deployment strategies, the GitHub Actions, GitLab CI and Jenkins tools, and the DORA metrics.
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.
Free discovery course on Docker and containers, in 7 pedagogical lessons. Understand what Docker is, the difference between an image and a container, between Docker and a virtual machine, the ecosystem (Docker Hub, Compose, Kubernetes) and real use cases.
Free discovery course on Git and version control in 6 lessons. Understand why 95% of developers use Git, the difference between Git, GitHub and GitLab, and how a repository works. No commands to memorize, no jargon.
Free discovery course on Kubernetes in 7 pedagogical lessons. Understand container orchestration, the history from Borg at Google, the Pod/Deployment/Service trinity, the cluster architecture, YAML manifests, the CNCF ecosystem and the EKS/GKE/AKS managed offerings.
Free discovery course on Terraform in 7 pedagogical lessons. Understand Infrastructure as Code, the HCL syntax, the write/plan/apply cycle, providers, the state file, the ecosystem and the OpenTofu alternative that appeared after the 2023 licence change.
Free discovery course on Git in practice: a developer's daily workflow, teamwork with branches and pull requests, GitHub Flow vs GitFlow, merge conflict resolution and Git's role in CI/CD.