Senior React Native Engineer

Join MuttData as a Senior React Native Engineer to craft innovative systems powered by Big Data and Machine Learning technologies. You will lead the design and implementation of scalable React Native applications, contribute to architectural decisions, and take ownership of mobile architecture.

Requirements

• Strong experience with React Native, including the New Architecture (JSI, Fabric, TurboModules)
• Native module integration using Swift, Kotlin, or Objective-C
• Experience with Expo (managed and bare workflow)
• React Navigation v6+
• Advanced animations using Reanimated 3, Skia, or Lottie
• State management with Redux Toolkit, Zustand, or Jotai
• Server-state handling using React Query or SWR
• Implementation of offline-first patterns (MMKV, WatermelonDB, SQLite)
• Experience integrating REST and GraphQL APIs (Apollo or URQL)
• Testing experience with Jest, React Native Testing Library, and Detox
• Performance profiling using Flipper, Xcode Instruments, or Android Profiler
• CI/CD pipelines using EAS Build, Fastlane, GitHub Actions, or Bitrise
• OTA updates via EAS Update or CodePush
• App Store and Google Play release management

Benefits

• Remote-first culture – work from anywhere!
• In-Company English Lessons
• Wellhub or sports club stipend to stay active
• AWS, DBT, Google Cloud, Azure & Databricks certifications fully covered
• Food credits via Pedidos Ya
• Birthday off + an extra vacation week (Mutt Week!)
• Referral bonuses
• Annual Mutters' Trip