Senior Software Engineer, Rivian Internal Mobile App

About Rivian Rivian is on a mission to keep the world adventurous forever. This goes for the emissions-free Electric Adventure Vehicles we build, and the curious, courageous souls we seek to attract. As a company, we constantly challenge what’s possible, never simply accepting what has always been done. We reframe old problems, seek new solutions and operate comfortably in areas that are unknown. Our backgrounds are diverse, but our team shares a love of the outdoors and a desire to protect it for future generations.

Summary The RIMA (Rivian Internal Mobile App) team is a dedicated cross-functional team working on cutting-edge mobile technologies. We are seeking a highly skilled and experienced Senior Software Engineer to join our dynamic team and play a key role in building Rivian's unified internal mobile application in Serbia. As a Senior Software Engineer on the RIMA team, you will be an integral part of our mission to build and operate a single, reliable internal mobile app that unifies today's Hub and Technician experiences into one modern platform for Rivian's commercial field teams across sales, delivery, and service. We are looking for a highly technical mobile engineer with a particular focus on React Native, with a proven track record in architecting enterprise-level mobile solutions. In this role, you will collaborate closely with Rivian's internal teams to simplify day-to-day workflows, reduce duplicate systems, and lay a resilient architectural foundation so teams can ship features faster and with higher quality.

Design and Develop: Design and implement robust, scalable, and maintainable cross-platform mobile applications using React Native, React, TypeScript, and Expo. State Management & UI: Architect and manage complex application states using tools like Redux, Zustand, or RxJS, and build sleek, responsive interfaces using Tailwind and Nativewind. API Integration: Seamlessly consume RESTful APIs and GraphQL endpoints, ensuring efficient data exchange. App Deployment: Lead and manage the end-to-end deployment process for React Native applications, ensuring smooth and reliable releases. Performance Optimization: Identify and resolve performance bottlenecks and continuously improve the mobile app for speed, scalability, and reliability (including handling low-connectivity scenarios without needing a desktop). Collaboration: Collaborate with cross-functional teams in an Agile environment (2-week Scrum sprints), including backend engineers, product managers, and designers, to deliver high-quality solutions. Quality Assurance: Write integration tests and unit tests, and actively participate in code reviews to ensure code quality and maintainability. Documentation: Create and maintain technical documentation for code, app architecture, and shared components.

Bachelor's or Master's degree in Computer Science or a related field. 5+ years of professional software development experience. Strong proficiency in JavaScript, TypeScript, React, and React Native. Deep hands-on experience building and scaling mobile applications with Expo. Solid experience with state management systems such as Redux, Zustand, RxJS, or similar. Proven experience utilizing modern styling libraries like Tailwind and Nativewind. Strong understanding of and experience using RESTful APIs and GQL. Complete understanding of the build and deployment process for React Native applications. Strong problem-solving skills and ability to work in a fast-paced, collaborative Agile environment. Be able to work with different team members and be a true self-learner. Excellent communication skills and the ability to work effectively in a team.

Knowledge of native mobile development (iOS/Swift or Android/Kotlin). Familiarity and experience with AWS cloud technologies. Familiarity with Remix framework Familiarity with CMS systems like Contentful A passion for the electric vehicle industry and sustainable