Job
In this role, you will develop data-intensive interfaces using React/Next.js, optimize performance with techniques like virtualization, and implement complex dashboards for our mobile app in React Native.
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Job technologies
Your role in the team
- Building data-intensive interfaces - tables with thousands of rows, real-time filters, complex dashboards.
- Further develop our mobile app in React Native (Expo).
- Build and maintain our Design System consistently.
- Optimize performance - Virtualization, Lazy Loading, fast load times.
- Collaborate closely with Design and Backend.
- Implement micro-interactions and animations that bring the product to life.
Our expectations of you
Qualifications
- React / Next.js - your main tool.
- React Native (Expo) - for our mobile app.
- TypeScript and type-safe API design (tRPC/oRPC).
- Mastery of Tailwind CSS and responsive design.
- State management systems (TanStack Query, Zustand).
- Auth + Authorization (Supabase Auth + PostgreSQL).
- Eye for details and micro-interactions.
- You don't need someone to tell you what to do – you see what could be improved and do it better.
- You actively work with AI tools and continuously develop your workflows.
- A laggy interface is personally offensive to you.
- You learn independently - new tools, new patterns, new domain knowledge.
Experience
- Experience with Design Systems - building and keeping them shippable.
What we offer
- Brand new cozy office in the heart of Sülz, Cologne.
- Direct collaboration with the founders - short decision-making paths, quick decisions.
- True ownership instead of micromanagement.
- Direct impact on a product used daily by thousands of sellers.
- 30 days of vacation.
- Latest MacBook Pro and all the equipment you need.
- 200 € remote working budget.
- Urban Sports membership.
- Co-Working Space Membership.
- Team retreats twice a year.
- A team that considers AI an integral part of daily work.
Topics you will work on
Job locations
About your employer
FourByte GmbH, a small software team based in Cologne, specializes in the development of e-commerce software. Their platform, ProfitPath, provides Amazon sellers with a comprehensive solution for product research and price monitoring. The company assists its users in scaling data-driven and finding profitable products.
- Startup
- Onsite
- Internet, IT, Telecommunication
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