REACT NATIVE · iOS · ANDROID · ONE CODEBASE

High-performance React Native Development

We design and build React Native apps on TypeScript, Hermes, and Reanimated. One team ships iOS and Android with UI parity and measured performance.

We build with
Shared componentReact Native · Base design
Source
LO
Lucía Ortega
Senior Engineer
Mobile · Platform
WHY REACT NATIVE

Team speed, native quality

React Native combines the React ecosystem with a real native bridge and the Hermes engine.

One team for iOS and Android

A single TypeScript codebase with React inside a Turborepo monorepo. The same team ships both platforms without duplicating logic or components.

Real native performance

Hermes precompiles bytecode, Reanimated 3 runs animations on the UI thread, and the New Architecture enables Fabric and TurboModules. Native fluidity on real devices.

Reusable React ecosystem

Patterns, hooks, TanStack Query, and state libraries shared with your web frontend. Business logic travels across platforms without rewrites.

Fast Refresh and continuous delivery

Fast Refresh shortens the loop to seconds. EAS Build produces signed artifacts and EAS Update ships fixes without going through store review.

Meta and the community behind it

Maintained by Meta and used by Shopify, Microsoft, and Discord in production. Public roadmap, active native libraries, and long-term support.

01 · HOW WE WORK

From JSX to the stores, in production

React Native stack with strict TypeScript, measured quality, and automated release on EAS. Every technical decision leaves a trace in the repository.

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Technical setup

  • Expo Managed or Bare depending on native module needs
  • Turborepo monorepo with a React web app and shared libraries
  • Strict TypeScript, ESLint, and Prettier from the first commit
  • EAS Build with dev, preview, and production profiles
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Quality

  • Detox e2e on iOS simulators and Android emulators
  • Jest and React Native Testing Library for unit and component
  • Reanimated 3 and Gesture Handler for 60fps interactions
  • Custom native modules in Swift and Kotlin when the bridge demands it
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Release

  • EAS Submit to App Store Connect and Google Play
  • EAS Update for OTA patches within store policies
  • Sentry and OpenTelemetry for crash reporting and traces
  • Store assets, metadata, and release notes versioned in the repo
02 · WHEN IT FITS

When React Native is the right call

Four criteria where React Native delivers more value than pure native or other cross-platform options.

  • Aggressive time-to-market

    Simultaneous release on iOS and Android without doubling the team. EAS Build and EAS Update shorten the loop between commit and device.

  • Existing React team

    Your frontend already works in React. The stack, patterns, and logic move to mobile without a parallel learning curve.

  • Reasonable UI parity

    Product interfaces with shared components across platforms. We differentiate only where Material or HIG requires it.

  • Integration with your backends

    TanStack Query, GraphQL, or REST against your APIs. Auth, MMKV, and persistence connected to your platform without extra layers.

SUCCESS STORIES

Companies that trust our team

Companies delivering on iOS and Android from a single React Native codebase, with UI parity and performance measured in production.

FREQUENTLY ASKED

What teams ask before signing

Technical details we put in writing before the first sprint.

  • Expo Managed or Bare workflow?
    Managed covers 80% of products: EAS Build, EAS Update, and prebuild modules are enough. We move to Bare when an unsupported native module, a runtime fork, or specific SDK integrations are required.
  • How do you handle OTA and store policies?
    EAS Update ships JS and asset changes without review, respecting Apple and Google guidelines. Binary changes, permissions, or capabilities go through App Store Connect and Google Play Console with CI.
  • Does performance match a native app?
    With Hermes, Reanimated 3 on the UI thread, and the New Architecture (Fabric + TurboModules), critical interactions run at 60fps. For games, AR/VR, or advanced camera work we recommend native.
  • Can you integrate native modules in Swift or Kotlin?
    Yes. We write TurboModules and Fabric views in Swift and Kotlin when the JS bridge falls short: BLE, advanced camera, sensors, or proprietary SDKs. They stay in the repo and versioned.
  • Do you share code with the React web app?
    Turborepo monorepo with domain packages, hooks, and API clients shared between the web app and mobile. UI stays separate to respect each platform.
TECHNOLOGIES

Technology stack

Modern React Native stack with strict TypeScript, the Hermes engine, and continuous release on EAS. Every layer chosen to support real product.

React Native core
React NativeTypeScriptExpoReact Navigation
State and data
TanStack QueryZustandReduxMMKV
Quality
JestPlaywrightSonarQube
Release and observability
GitHub ActionsFastifyAWS

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