React native developer @ britenet

Project for international client from the heating, ventilation, and air conditioning (HVAC) technology industry. The project involves the development of a cross-platform mobile application (i OS + Android) using React Native for end users, which integrates with the company’s Io T devices.

Location : Readiness to work in a hybrid work model (once a week at the client's office in Katowice).

Minimum 4 years of experience in React Native and 5+ years in general frontend development (Java Script / Type Script, HTML, CSS).

Strong knowledge of React Native, including best practices for developing cross-platform mobile applications (i OS + Android).

Experience in integrating mobile applications with Io T devices, including :

reading device parameters (temperature, operating modes, energy consumption, historical data),

controlling the device from within the app (schedules, on / off, operating mode settings),

data synchronization with a cloud backend, handling push notifications.

Ability to work with backends, microservices, and Io T platforms, including 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 processes (e.g., Bitrise, Git Hub Actions, Fastlane).

Familiarity with tools for monitoring and debugging mobile applications.

Ability to ensure application and communication security, including user authentication, data encryption, and protection of communication channels between the app, device, and cloud.

Application performance optimization, including startup time, bundle size, responsiveness, offline mode handling, and connectivity issue management.

Fluent English (B2).

Project for international client from the heating, ventilation, and air conditioning (HVAC) technology industry. The project involves the development of a cross-platform mobile application (i OS + Android) using React Native for end users, which integrates with the company’s Io T devices.

Location : Readiness to work in a hybrid work model (once a week at the client's office in Katowice). ,(Design, development, and maintenance of mobile applications using React Native for i OS and Android platforms., Implementation of new features and optimization of existing solutions in terms of performance, security, and scalability., Integration of mobile applications with Io T devices., Participation in projects focused on developing multi-brand and multi-language applications for various markets., Creation and maintenance of unit and integration tests, as well as automation of deployment processes in a CI / CD environment., Monitoring, analysis, and debugging of application performance using appropriate tools., Ensuring a high level of application security – user authentication, data encryption, and protection of communication channels., Optimization of application performance regarding startup time, bundle size, responsiveness, offline mode support, and connectivity handling.) Requirements : React Native, Java Script, CSS, HTML, CI / CD, Architecture, Redux, UX / UI, Graph QL, Type Script, React Navigation, Mob X Additionally : Sport subscription, Private healthcare, International projects.