Senior React Native Developer – energy tech project (f/m/x)

We are looking for a React Native Developer to join a project for a global energy‑tech leader. You will help build a mobile application that supports smart energy management in homes and commercial spaces. The role connects mobile development, IoT, and modern analytics features Your tasks • Develop high‑performance, reusable UI components for mobile apps using React Native • Implement secure and low‑latency communication between mobile devices and HVAC hardware • Build data visualization modules for energy usage, savings, and indoor air quality insights • Collaborate with backend developers to define and consume RESTful APIs hosted on Azure • Diagnose and resolve performance issues in complex, data‑heavy scenarios Requirements • At least 5 years of experience working with React Native in commercial projects • Strong skills in building mobile UI components and app architecture • Good understanding of secure communication between mobile apps and hardware/IoT systems • Ability to work with API integrations and JSON data handling • Experience optimizing app performance and troubleshooting bottlenecks • Fluency in English • Residing in Poland required