Senior Web & Mobile Full Stack Developer

Senior Full Stack Developer – React Native | React | Node.js | Utrecht [€70K] [SaaS / Scale Up] My client is spinning its React Native app out into a fully independent, mobile-first product. They need a senior engineer to lead that mobile direction while staying hands-on across React and Node.js on the web. My client is a B2B SaaS company in Utrecht building a modern HR platform for performance, development, and continuous feedback. Hundreds of companies use it, from scale-ups to established corporates, and the product has been growing since 2019. To support that growth the engineering team is expanding, and the React Native mobile app is being scaled into a fully independent experience for mobile-first markets. You join an international team of more than seven nationalities working in weekly sprints. The stack is TypeScript, React, React Native, Node.js, and MongoDB, with secure REST APIs and CI/CD. What you’ll do You build and ship features across mobile and web. Around half your time goes to the React Native app, where you lead the technical direction as it scales into a standalone product. The other half is the web platform, building interfaces in React and developing APIs and backend services in Node.js. You shape architecture decisions, especially around the mobile strategy, review pull requests, and mentor fellow developers. You work closely with product managers and designers to turn ideas into features customers actually use, and you own those features from idea through to deployment. Your profile • 4+ years of full stack development experience across mobile, frontend, and backend • 2+ years building production apps in React Native • Strong with TypeScript, React, and Node.js • Solid experience with REST APIs and databases such as MongoDB • Experience with cloud infrastructure and CI/CD • Comfortable owning features end to end across mobile and web • Fluent in English, based in the Netherlands, able to work from Utrecht three days a week What’s in it for you Up to €70K gross per year. A hybrid setup with at least three days in the Utrecht office, plus travel reimbursement, pension scheme and learning budget. The opportunity to work remote for up to six weeks a year. Interested? Contact me at [staat bij de werkgever]