Senior Frontend Developer (React + React Native)

About Gymflow - a SaaS platform for gym and fitness studio owners. We're hiring a Senior Frontend Developer to work on our React and React Native applications within a small, focused team. You will have meaningful ownership of features and areas you take on, contributing to both web portal and mobile applications.

• Hands-on development of features across the web portal, member app, and staff app
• Iterating on and improving existing features and codebases on web and mobile
• Writing high-quality, well-tested, and maintainable TypeScript
• Collaborating with designers to implement pixel-perfect UIs with Tailwind and our component library
• Integrating with APIs and managing server state using TanStack Query
• Building and refining forms with React Hook Form / Formik and Zod validation
• Working on targeted refactors in high-stakes domains alongside feature work
• Helping grow our test coverage, particularly around membership, payment, and access flows
• Performing thoughtful code reviews and helping raise the quality bar across the team
• Continuously improving app performance, responsiveness, and error handling

• 5+ years of professional React experience
• 2+ years of React Native and mobile app development experience
• Strong TypeScript fluency
• Solid working knowledge of TanStack Query, Tailwind, React Hook Form (or Formik) + Zod
• Familiarity with react-router (web) and react-navigation (mobile)
• Experience working in mature codebases
• An eye for detail and a desire to build polished, high-quality interfaces
• Excellent written communication for a remote, async-first team

• USD $5,000 – $6,500 per month
• Possibility of share options for long term team members