React Native Developer

At Pretius, we are looking for a React Native Developer to develop a financial system for a well-known bank in Poland. Project / Role Development and maintenance of mobile applications using React Native technology. Implementation of new functionalities in accordance with business and technical requirements. Integration of the application with the backend via REST API. Ensuring the quality, performance, and stability of the application. Creating tests and participating in the code review process. Analysis and resolution of technical problems and bugs. Collaboration with Backend Developers, QA, UX/UI Designers, and the business team. Participation in solution design and technological decision-making. Expectations 3+ years of commercial experience in developing mobile applications. Very good knowledge of React Native and JavaScript/TypeScript. Experience with React and its ecosystem. Practical knowledge of integration with REST API. Experience working with Git. Knowledge of principles for creating responsive, performant, and scalable mobile applications. Knowledge of best practices and design patterns. Experience working in an Agile/Scrum environment. Nice to have Experience with Redux / Zustand or other state management solutions. Knowledge of testing tools, e.g., Jest, React Native Testing Library. Experience with CI/CD for mobile applications. Familiarity with Firebase. Experience in optimizing the performance of mobile applications. What we offer at Pretius? We focus on long-term relationships based on fair principles and reliability. Subsidized Multisport card and Medicover healthcare. Opportunity to work in a modern office. Team building events, internal training, conferences, certifications.