Docker

It works on my machine - and everyone else's.

Containers from first principles: images and Dockerfiles, data and networking, Compose for multi-service apps, registries, and the security and production habits that follow.

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Skill certification coming soon
  1. 1

    Container Fundamentals

    What containers are and why they won.

    1 week0/3
  2. 2

    Building Images

    Dockerfiles that build fast and run small.

    1 week0/3
  3. 3

    Data, Networks & Compose

    Real apps: state, connectivity, many services.

    1–2 weeks0/3

    Build: Compose a full stack

    App + database + cache with volumes, health checks and a one-command dev environment.

  4. 4

    Production Habits

    Containers you can defend in review.

    1 week0/3

  5. Certification coming soon.

    A verified Docker certification is on the way. Work the path now — and in the meantime, browse the certifications already live to put proof behind your other skills.