Docker
Containerise everything — learn Docker from first container to production.
Docker packages your application and its dependencies into a portable container that runs the same everywhere. It eliminates "works on my machine" and is the foundation of modern DevOps and cloud deployment.
What you will learn
Skills you will gain
- Docker concepts: images, containers, layers, and registries
- Writing Dockerfiles for Node.js, Python, and web apps
- Docker Compose for multi-container applications
- Docker Hub, GitHub Container Registry, and ECR
- Docker in CI/CD pipelines with GitHub Actions
Why learn it
Real-world impact
Used by 85% of professional developers (Stack Overflow 2024)
Docker Hub has 14 million+ container images
Foundation for Kubernetes, AWS ECS, and every modern deployment platform
Learning resources
Where to start
Docker Documentation
Official documentation and tutorials from the Docker team. Best place to start and the authoritative reference.
Read docs →Docker Video Tutorial
Hands-on video tutorial to get you building with Docker fast. Learn by watching and coding along.
Watch on YouTube →Ecosystem
Tools that pair with Docker
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