Build and Compile Applications in Dockerfiles
Practice building and compiling applications inside their Dockerfiles by containerizing a Go backend and a TypeScript frontend.
Submissions: 154/246
Challenges
Focused, hands-on problems for sharpening your DevOps and server-side skills. Some teach specific concepts while others mirror real-world scenarios. Every challenge includes hints, feedback, and automated solution checks.
Write a Dockerfile That Excludes Dev Dependencies from the Production Image
Learn how to keep your container images lean by excluding development dependencies (linters, test frameworks, etc.) from the production build.
Submissions: 220/286
Write a Dockerfile for an Application With System-Level Dependencies
Practice installing OS-level packages during a Docker image build to satisfy system library requirements of your application.
Submissions: 190/228
Write Your First Dockerfile
Learn the absolute basics of Dockerfile authoring by containerizing a simplistic Node.js server application with just three instructions: FROM, COPY, and CMD.
Submissions: 279/373
Write a Dockerfile for a Simple Web Server Application
Learn how to write a Dockerfile from scratch and build a working container image for a web server application with a simple set of dependencies.
Submissions: 280/400