Frontend Engineer - React Native

As our Frontend Engineer, you’ll drive the development and maintenance of our high-performance mobile app, collaborating with UX/UI designers, product teams, and backend engineers to ship innovative features that delight users worldwide. Your expertise will ensure seamless, scalable interfaces powered by React Native., * Develop new features and maintain existing ones for our React Native application, ensuring high performance, quality, and responsiveness.

• Collaborate with cross-functional teams to define, design, and ship new features.
• Work closely with the UX/UI design team to implement clean, user-friendly interfaces.
• Optimize application for maximum speed and scalability.
• Apply robust security measures and data protection.
• Implement complex animations using Reanimated 3.
• Stay up-to-date with the latest industry trends and technologies, and bring innovative ideas to the table.

• Solid experience in front-end development, with a strong focus on React Native.
• Proven track record of developing and maintaining high-quality mobile applications.
• Deep understanding of React Native and its core principles.
• Strong knowledge of UX/UI design principles and the ability to work closely with design teams.
• Excellent problem-solving skills and attention to detail.
• Strong communication and teamwork skills.

• Direct influence on the product and user experience.
• A supportive, talented, and passionate international team.
• Offices in the heart of Barcelona.
• Wellness allowance (powered by Urban Sports).
• Hybrid working culture with international flexibility.
• Friday Team lunch.
• Company events and offsites.

Macadam is a movement powered by over 14 million users who walk every day with us. We’re here to make walking more rewarding, engaging, and consistent - not just a habit, but something people genuinely enjoy.

Rooted in thoughtful design, our approach helps people stick with healthier routines by making them feel simple, motivating, and fun. As we grow, we’re focused on deepening our impact: supporting our community with smarter tools, richer experiences, and more reasons to keep moving.

If you’re passionate about building products that improve lives at scale, we’d love to meet you.