Test the app with Docker and Docker Compose.Dockerize the app with a Docker multi-stage build.Create a new Express project with Express generator.You can dissect the way I have built the app in the public GitHub repository as a sequence of multiple pull requests. This tutorial will use commands that run on Unix-like systems like Linux or macOS with a shell. To follow along with this article, you should be familiar with the basics of the Express framework, and you should have some working knowledge of Docker. We’ll use Node.js v18, the latest version at the time of writing. To follow along with this tutorial, you should be familiar with the basics of Node.js and npm. We’ll use a demo Express application as an example. In this step-by-step guide, we’ll detail how to improve the developer experience by efficiently using docker build and leveraging Docker Compose, achieving a seamless local development environment. Node.js and Docker are both popular tools. Node.js and Docker: Improve DX with Docker ComposeĮditor’s note: This article was last updated 16 June 2022 to reflect changes made in Node v18. He has a keen interest in REST architecture, microservices, and cloud computing. Geshan Manandhar Follow Geshan is a seasoned software engineer with more than a decade of software engineering experience.
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