Development of a cross-platform mobile application (iOS + Android) in React Native for end-users, integrating with the company's IoT devices.

Our expectations

Minimum 4 years of experience in React Native and 5+ years in general frontend development (JavaScript/TypeScript, HTML, CSS).
Strong proficiency in React Native, including best practices for cross-platform mobile application development (iOS + Android).
Experience in integrating mobile applications with IoT devices, including:
Reading device parameters (temperature, operating modes, energy consumption, historical data).
Controlling devices via the app (schedules, power on/off, operating mode settings).
Data synchronization with cloud backends and handling push notifications.
Ability to work with backends, microservices, and IoT platforms, including the implementation of business logic and network communication.
Experience with multi-brand and multi-language applications, scalable across different markets.
Knowledge of mobile and integration testing, test automation, and CI/CD (e.g., Bitrise, GitHub Actions, Fastlane).
Familiarity with mobile application monitoring and debugging tools.
Ability to ensure application and communication security (user authentication, data encryption, securing communication channels between the app, device, and cloud).
Application performance optimization: startup time, bundle size, responsiveness, offline mode support, and connectivity issue handling.
English min. B2 level
Ready to work from the office in Katowice 1x/week (the team meets on Wednesday)

Welcome Skills

Proficiency in TypeScript, Redux / MobX, React Navigation, and GraphQL.
Experience working with applications requiring high scalability and integration with cloud platforms.
Knowledge of UX/UI principles specifically for mobile applications.
Experience in migrating existing applications to React Native or modernizing the technology stack.
Knowledge of security standards for mobile and IoT applications.

Senior React Native Developer

Britenet