Senior React Native Engineer - App Owner (w/m/x/d)

Join the ride!

You own our consumer mobile app end to end, from architecture to store release. One

React Native codebase ships to iOS and Android, and you are accountable for its code, its

native layer, its releases and the app side of every API contract.

The app is how our customers experience the product every day. Your work keeps it fast,

stable and safe to change, and raises its quality and release confidence with every

version.

This position is Berlin based.

Your Responsibility

Own the app's architecture, code quality, performance and stability on iOS and Android

Build and maintain native modules in Swift or Kotlin where React Native is not enough

Own native build, release and store distribution for iOS and Android

Agree API contracts with backend engineers and handle offline, retry and error states

Integrate and maintain third-party SDKs for payments, maps, analytics and messaging

Build and maintain automated test coverage and run it in CI

Keep the codebase's AI tooling in version control and review it like code

Effectively deploy and use AI agents.

Your Experience

5+ years of React Native in production, shipped to both the App Store and Google Play

Solid native knowledge: Swift or Objective-C with Xcode, Kotlin or Java with Android, Studio and Gradle

Strong TypeScript and JavaScript, and experience with modern state management

REST API integration with deliberate handling of async, offline and error states

Automated testing with Jest and Detox or Maestro, run in CI such as GitLab CI or GitHub Actions

Store releases with fastlane: signing, pre-release test tracks and staged rollouts

Fluent in English, and eligible to work in Germany

Highly desired

Experience in mobility, logistics or another operations-heavy consumer product