Expo

Introduction Expo Go is a cornerstone tool in the React Native ecosystem, enabling developers to build, test, and iterate on mobile apps rapidly without the overhead of compiling native code for every change. This tutorial dives deeply into how Expo Go works internally, revealing the architecture, workflows, and limitations that make it such a unique and powerful tool for mobile app development. By understanding Expo Go’s inner workings, you will better leverage its capabilities, troubleshoot issues, and know when to transition to custom development builds. ...

Introduction Building a SaaS today means delivering a seamless experience across platforms, iterating quickly, and instrumenting everything from auth to analytics. Expo—on top of React Native—gives you a modern toolchain to ship high-quality mobile (and web) apps faster, with over-the-air updates, a file-based router, first-class TypeScript, deep integrations, and a sane path to the App Store and Google Play. In this guide, you’ll go from zero to hero building a production-ready SaaS with Expo. We’ll cover architecture, auth, multi-tenancy, payments (Stripe and RevenueCat), deep linking, push notifications, OTA updates with EAS, testing, security, analytics, and CI/CD. You’ll get practical code snippets and a curated resources section for deeper research. ...