Lead mobile engineer, react native

Lead Mobile Engineer, React Native Location : Madrid (Hybrid)

• Full-time
• Competitive compensation + equity Shape the Future of Marine Navigation Orca is reinventing how people navigate the sea—building the next-generation navigation platform for recreational boating. Our mobile-first experience already guides hundreds of thousands of boaters with features like real-time routing, weather overlays, and offline navigation. We’re looking for a Lead Mobile Engineer (React Native) to drive and scale the development of the Orca App. This is a hybrid role that blends hands-on engineering with technical and team leadership. Your success will come from architecting long-term solutions that endure, raising the bar for the team, and shaping an engineering culture centered on delivering high customer value . What You’ll Do Lead the mobile App team— own the app architecture , drive technical decisions , and ensure high-quality delivery . Mentor, support, and help grow a small team of talented React Native engineers. Balance hands-on contributions with coaching and technical guidance. Partner closely with Product , Design , and Backend to shape roadmap and execution. Build robust, performant, and reliable features like sail routing , weather layers , real-time navigation , and offline maps . Champion best practices in code quality, testing, performance, and release management. Contribute to hiring and onboarding as we scale the engineering team. What You Bring Technical Skills 7+ years of mobile development , including 5+ years building production React Native apps. Strong foundation in computer science principles and software architecture design. Expert-level knowledge of Type Script, React , and modern front-end patterns. Hands-on experience upgrading React Native versions and managing related code migrations. Strong capability in profiling and optimization for performance and battery usage. Experience with app instrumentation for monitoring , analytics , and observability . Proficiency with native development in Java / Kotlin and Objective-C / Swift , including integration of native modules and working knowledge of Turbo Modules / JSI . Experience implementing and maintaining CI / CD pipelines for mobile applications. Leadership & Execution Proven experience leading small engineering teams or technical projects. Strong systems thinker who balances short-term velocity with long-term maintainability. Clear communicator who can align teams, clarify tradeoffs, and push through ambiguity. Passion for product and UX—thinks like a customer and codes like an owner. Why Join Orca? High ownership : Your work will directly impact thousands of users at sea. We’re a small, fast-moving team with big ambitions and no unnecessary layers. Real-world impact : This isn’t a typical consumer app—it's a mission-critical tool used in high-pressure, real-world scenarios. Great incentives : Competitive salary + equity in a well-funded, high-growth company. Global ambition : Join us early as we scale Orca to become the reference platform for boating worldwide—read more on our blog ( Check out some features we’ve shipped : Navigation instruments - Weather for boaters - Guard Mode - Upgraded Logbook - Apply Now Send your CV and links to your work (Git Hub, portfolio, apps) to Want to jump the queue? Try our coding challenge ( review submissions fast.