React Native Development
React Native powers some of the most popular mobile apps in the world, from Meta and Shopify to Discord and Bloomberg. Anubiz Labs builds production-grade React Native applications that leverage the full power of the framework — shared codebases across platforms, hot reloading for rapid iteration, and native modules for performance-critical features. If your team knows JavaScript, React Native gets you to market faster than any alternative.
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We implement, you ship. Async, documented, done in days.
Why React Native
React Native combines the development speed of web technologies with the user experience of native apps. You write components in JavaScript or TypeScript using the same React patterns your web team already knows, and the framework renders genuine native views — not web views wrapped in a shell. The result is an app that feels native because it is native at the rendering layer.
The ecosystem is the most mature in cross-platform development. Navigation, state management, testing, debugging, and deployment tooling are all production-proven. When you need a feature that the framework does not cover, you write a native module in Swift or Kotlin and bridge it in — no need to rewrite the entire app.
Code sharing extends beyond iOS and Android. With React Native Web, significant portions of your mobile codebase run in the browser, enabling true universal applications that share business logic and even UI components across mobile and web.
Our React Native Architecture
We build React Native apps on a consistent, proven architecture. Expo manages the build toolchain and over-the-air updates. React Navigation handles routing with type-safe parameter passing. Zustand or Redux Toolkit manages global state, and React Query synchronizes server state with automatic caching, refetching, and optimistic updates.
TypeScript is non-negotiable in our React Native projects. It catches bugs at compile time, provides autocompletion in every IDE, and serves as living documentation for your API contracts. Combined with ESLint and Prettier, our codebases maintain consistent quality regardless of which developer writes the code.
Performance Optimization
React Native apps can be fast, but they are not fast by default. We apply performance optimizations at every layer: memoizing expensive components, virtualizing long lists with FlashList, minimizing bridge traffic, lazy-loading screens, and optimizing image assets with progressive loading and caching.
We profile every release candidate using Flipper and platform-specific profiling tools to identify jank, memory leaks, and unnecessary re-renders. Our CI pipeline includes performance benchmarks that fail the build if key metrics regress. Users never see a slow release because we catch regressions before they reach production.
For computationally intensive features, we drop into native code through Turbo Modules and the new architecture's JSI interface, achieving C++ level performance for specific operations without abandoning React Native for the rest of the app.
Deployment and Over-the-Air Updates
React Native's unique advantage is the ability to push JavaScript updates directly to users without going through app store review. We configure EAS Update for over-the-air deployments, enabling you to ship bug fixes and feature tweaks in minutes instead of days. Critical patches reach users within hours of discovery.
Our CI/CD pipeline automates the entire release process — running tests, building binaries, signing with your certificates, uploading to TestFlight and Google Play internal testing, and promoting to production after approval. Release notes are generated automatically from commit messages, and every build is tagged in version control for traceability.
Why Anubiz Labs
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Skip the research. Tell us what you need, and we'll scope it, implement it, and hand it back — fully documented and production-ready.