/tags/devops/ Recent content in Devops on Ansh Wasan Hugo en-us © {year} Wed, 14 Jan 2026 21:31:26 +0530 /blog/docker-for-backend-developers/ Sun, 15 Dec 2024 00:00:00 +0530 /blog/docker-for-backend-developers/ Docker has revolutionized how we develop, ship, and run applications. As a backend developer, understanding Docker is essential. Let’s explore how to containerize your backend apps. Why Docker? “It works on my machine” - We’ve all heard this. Docker solves this by packaging your application with all its dependencies. ┌─────────────────────────────────────┐ │ Docker Container │ ├─────────────────────────────────────┤ │ Your Application │ │ Runtime (Node.js, Python, Java) │ │ Dependencies │ │ System Libraries │ │ OS (Linux) │ └─────────────────────────────────────┘ Core Concepts Images vs Containers Image → Blueprint (like a class) Container → Running instance (like an object) Dockerfile A Dockerfile is your recipe for building an image: