Microfrontends Explained with JavaScript Examples

How to build scalable frontend applications using JavaScript and modern frameworks?

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As web applications grow, frontend development becomes increasingly complex. A project that starts with a few pages can eventually contain hundreds of components, multiple development teams, and thousands of lines of JavaScript code.

Managing everything inside one large frontend application can become difficult. Even a small change may require rebuilding and deploying the entire application.

This is where microfrontends become useful.

Microfrontends apply the principles of microservices to frontend development. Instead of building one large frontend application, developers divide the interface into smaller, independently developed and maintained applications.

Let’s understand how this architecture works and how JavaScript developers can implement it.

Photo by Christopher Gower on Unsplash

1. What Are Microfrontends?

A microfrontend is an independently developed frontend application that forms part of a larger user experience.