Senior Mobile Engineer (F/M/D)
Workload: 80-100

Help us shape intuitive mobile experiences for a leading Swiss energy brand. Join a cross-functional team in Madrid, build with a modern stack, and make an impact for millions of users.

What you will do:
- Architect, develop, and maintain scalable mobile apps with React Native (0.79+), TypeScript (5+), and Expo
- Lead features end-to-end from concept to deployment with strong product context
- Collaborate with product, UX/UI, and backend to craft great user experiences
- Ensure code quality with clean architecture, testing (Jest), and maintainable patterns
- Integrate REST APIs (e.g., Axios/React Query) and monitor performance with Sentry
- Leverage modern tooling, including AI assistants (e.g., GitHub Copilot), to boost productivity

What you bring who you are:
- Must-have: 5+ years in software development, incl. 3+ years building complex React Native apps
- Must-ha...