• Own the technical direction of the mobile app, including architecture, maintainability, and long-term evolution • Build critical features using React Native and native iOS where appropriate • Define and uphold standards for mobile code quality through thoughtful reviews and technical guidance • Optimize the application's performance in environments with degraded connectivity • Establish strong automated testing practices that meaningfully protect product quality • Design and shape APIs and interfaces in partnership with backend engineers to ensure durability and consistency • Drive mobile app observability, allowing team to understand mobile app performance & feature adoption at-a-glance • Debug user-reported issues to deliver timely solutions • Provide guidance to junior developers. Promote best practices for mobile development within the team