Senior TypeScript / React / React Native Developer (m/f/d)

About Us

We are building a modern, high-impact digital health platform used by millions of users worldwide. Our product combines mobile excellence, scalable backend systems, and cutting-edge AI-driven features.

We operate with high technical standards, fast iteration cycles, and real ownership. If you enjoy solving complex problems, building scalable systems, and working with top-tier engineers in an ambitious environment, you’ll feel at home here.

Engineering Culture

• Clean, maintainable architecture
• Pragmatic decision-making
• High velocity with high quality
• Strong product thinking
• Modern tooling and AI-augmented development

Your Role

As a Senior TypeScript / React / React Native Developer , you will play a central role in building and scaling our mobile and backend systems.

You are not just implementing tickets; you actively shape architecture, improve systems, and drive technical excellence.

Responsibilities

• Architect, build, and maintain high-performance React Native applications for iOS and Android
• Develop and maintain scalable Node.js backend services and serverless functions in TypeScript
• Collaborate closely with Product and Design to translate requirements into robust technical solutions
• Take ownership of architectural decisions across frontend and backend
• Ensure high engineering standards through clean code, testing, documentation, and structured peer reviews
• Optimize performance, reliability, and scalability of both mobile apps and backend services
• Improve CI/CD pipelines and deployment workflows
• Drive technical improvements proactively. Refactoring, performance tuning, system redesign where necessary
• Contribute to AI-powered product features where applicable

Requirements

• 5+ years of professional experience with TypeScript and React
• Strong hands‑on experience with React Native in production environments
• Experience building Node.js backend systems using TypeScript
• Solid understanding of scalable architectures (REST APIs, serverless, cloud functions, event‑driven systems)
• Experience working in cloud environments (GCP, AWS, or similar)
• Strong understanding of performance optimization and debugging complex systems
• Experience with automated testing (unit + integration)
• Familiar with modern AI coding tools such as Codex, Claude, Cursor, or similar AI‑assisted development tools
• Strong ownership mindset and ability to work independently in a high‑performance team

What We Offer

• Direct impact on a product used by millions
• Flat hierarchies and fast decision‑making
• High technical ownership from day one
• Work with modern technologies and AI‑augmented workflows
• Long‑term growth opportunity in a scaling company

Who Thrives Here

• Engineers who prefer building over discussing
• Developers who think in systems, not just components
• People who care about performance and clean architecture
• High‑ownership personalities who push projects forward
• Builders who embrace AI as a productivity multiplier

Apply

If you’re an experienced engineer who wants real ownership, modern tooling, and meaningful product impact, we’d love to talk.

Apply now and help us build the next generation of digital health technology.