Senior React Native Developer - Hamburg & Remote Europe

Wunder Mobility builds the software that powers shared mobility worldwide. Our platform runs 2M+ rides every month, 30M daily API calls, and 20,000+ vehicles across Europe, the US, and Asia. Operators like Forest, Green Mobility, and Emmy rely on us every day.
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Why Join Us

We’ve raised more than €100M over the last decade, gone through the tough restructuring phase, and are now profitable and focused. For our Customer Success team, this means joining a stable, growing company where your work directly influences how millions of people move in cities worldwide.

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As a Senior React Native Engineer , you’ll play a central role in shaping Wunder Mobility’s mobile experience. You’ll take ownership of building and maintaining high-quality React Native applications that enable operators across Europe and beyond to run successful shared mobility services. From designing and implementing new features to ensuring performance, reliability, and scalability, you’ll drive measurable impact on how customers use our platform. Collaborating closely with product, design, and backend teams, you’ll contribute to the full development lifecycle — from idea to release — while setting engineering best practices and mentoring others. Your work will directly influence the future of shared mobility by delivering seamless, user-friendly mobile solutions that help our clients grow.

The Role

You’ll own our React Native app that powers operators across multiple countries. Our app is undergoing a major overhaul in modern React , fully aligned with our new web architecture and design system (Storybook). We’re not just rewriting screens, but modernizing the stack and improving core user flows as we rebuild, so you’ll play an instrumental role in shaping the next generation of our mobile experience.

You’ll work closely with backend (Java Spring Boot), frontend (React), and design colleagues, delivering an app that people around the world rely on every day for their transportation needs from getting to work, connecting to public transit to taking a weekend trip.

Tasks

What You’ll Do

• Work on shaping the future of our mobile app
• Extend our design system from web to mobile
• Drive performance, reliability, and code quality
• Collaborate in a cross-functional international team
• Mentor younger engineers and help shape standards

Requirements

What You Bring

• Strong React Native experience in production apps
• Deep JavaScript/TypeScript knowledge
• State management skills (Redux, Context API)
• CI/CD, debugging, and performance optimization expertise
• Ability to work in English and collaborate across cultures

Benefits

What You’ll Get

• Stable, international career in Banja Luka - no need to relocate
• Direct impact : your work reaches thousands of daily users
• Hamburg-based: Hybrid model : 3 days in office, 2 days remote
• OR Remote in Europe : fully remote
• 30 days workation : work from anywhere in the world once a year
• Small senior team : fast decisions, high trust, visible impact
• Mentorship and growth : real responsibility, real opportunities