First an Apology…

Is There a Middle Ground?



Internationalization with Next.js


Zero coupling between Micro-frontends


TL;DR

Creating a Multi Theme Switcher with React

  • Switch between an infinite number of themes
  • The current theme…


Are they “just components”?

Solving a specific problem


A Familiar Scenario


“How do you assemble all the jigsaw pieces in a Micro Frontend architecture puzzle? the answer is… NOT using Iframes!”


What if I told you that you could deploy parts of your Server Side Rendered React applications without restarting the server?

Discover Holocron: The backbone of One App, a new modular take on web application development.

Independent modules, independent deployments

Let’s create your first Holocron

export NODE_ENV=development
npx -p yo -p @americanexpress/generator-one-app-module…


We all have been there!

Focus on improving performance rather than aiming for the holy grail number.

Ruben Casas

👨‍💻Senior Engineer. 🔈 Online Conference Speaker. ⚛️ Working on a React Microfrontend Framework for millions of users worldwide. ❤️ Love helping others

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