Webpack Module Federation Lets Large React Teams Deploy Frontends Independently

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As engineering teams grow, a shared React monorepo creates bottlenecks such as lengthy CI/CD build times and cascading failures when one team's code breaks the entire pipeline. Micro-frontend architecture addresses this by splitting a single large application into independent, standalone React apps that each team owns and deploys separately. Webpack 5's Module Federation plugin enables this by allowing a central host application to load remote components from other deployments at runtime, presenting a unified interface to end users. Each remote app exposes specific components via a configuration file, while the host consumes them using React's lazy loading and Suspense. The approach reduces build times, eliminates cross-team merge conflicts, and ensures that a failure in one micro-frontend does not affect the others.

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