We are looking for an experienced React Native Developer to join the team and work on the mobile application of a large-scale crypto exchange.
Founded in 2017, the platform has already built a wide audience and continues to grow. The team is now strengthening its mobile direction to support expansion and deliver new features to users worldwide.
Responsibilities:
- Develop and maintain a cross-platform mobile application using React Native;
- Integrate frontend with backend services via REST APIs and WebSockets;
- Implement and support authentication and authorization flows (JWT tokens, API keys, 2FA, biometric login);
- Ensure secure storage of sensitive data and validate libraries before integration;
- Monitor, analyze, and manage application logs to maintain stability;
- Optimize app performance and improve responsiveness based on user feedback;
- Participate in release management and contribute to CI/CD pipelines;
- Handle production incidents, including critical bug fixes and forced updates;
- Collaborate with the team in an Agile workflow using Git, Jira, and Bitbucket.
Requirements:
- Minimum 4 years of hands-on commercial development experience, including at least 2 years with React and 2 years with React Native;
- Strong command of JavaScript and TypeScript;
- Good understanding of REST APIs, WebSockets, design patterns, as well as mobile-specific features, performance tuning, and app publishing processes;
- Practical experience with frameworks and libraries such as React Navigation, Redux/MobX, React Query/RTK Query/SWR, Reanimated, Gesture Handler, Victory Native;
- Confident use of tools like Git, Jira, Bitbucket;
- Background in working within Agile development practices;
- English level: Upper-Intermediate or higher.
Will be a plus:
- Previous experience with native development for Android and/or iOS;
- Ability to write custom native modules;
- Familiarity with Angular;
- Knowledge of Firebase Remote Configs;
- Understanding of Postgres (at least on the level of integration with backend);
- Experience running security scans of libraries for vulnerabilities.