DevOps6 min read
Dockerfile Best Practices: Writing Better Container Images
A practical guide to Dockerfile best practices for junior developers. Learn how to write efficient, secure, and maintainable Dockerfiles by understanding layer caching, multi-stage builds, reducing image size, choosing the right base images, and optimizing build times. This beginner-friendly tutorial covers common mistakes to avoid, security considerations, and real-world examples for Node.js applications. Perfect for developers new to Docker who want to create production-ready container images and understand containerization fundamentals.
