When you build a Node.js application, running it locally is simple. You type npm start, and it works. But when you need to run it on the cloud, things get complicated. You need to think about servers, environments, dependencies, and deployment pipeli...

freeCodeCamp is a nonprofit organization offering free online coding courses and programming tutorials, covering topics such as web development, data science, and machine learning. Learners can gain practical coding skills, build real-world projects, and earn certifications to advance their careers in tech.

freeCodeCamp

Learn how to containerize a Node.js application using Docker and deploy it to the cloud. The guide covers writing a Dockerfile, building and testing container images locally, pushing images to Docker Hub, and deploying to a cloud platform. It explains how containers solve environment inconsistencies, make applications portable, and simplify scaling and updates in production environments.

How to Containerize and Deploy Your Node.js Applications