Senior Product Engineer

What you’ll do Take ownership of complex product features end-to-end - from architecture and data modeling to beautiful and performant user interfaces Translate product ideas and designs into pixel-perfect, production-grade UI using modern frontend frameworks and component libraries Work closely with Product, Design, and Engineering to define scope, shape technical direction, and deliver features that delight users Contribute to and evolve both our backend infrastructure and frontend design system, ensuring consistency, scalability, and developer velocity Push the boundaries of what’s possible across the stack - improving developer experience, introducing new capabilities, and driving innovation What we’re looking for 5+ years of professional fullstack engineering experience Deep expertise in TypeScript, React, Tailwind CSS and proven ability to deliver high-quality features across both frontend and backend Strong architectural instincts and ability to design clean, maintainable, and scalable systems end-to-end Experience designing and implementing APIs (REST, GraphQL, or gRPC) and integrating them seamlessly into polished user interfaces Strong communication skills and a high sense of ownership - able to work autonomously while staying tightly aligned with team goals Some markers of excellence, which could also be non-work related, like having a high FIDE rating Most importantly: we care deeply about working with genuinely kind, collaborative, and hard-working people who make the team better through empathy and openness Tech Stack Languages: TypeScript Backend: GCP, Cloud Functions, Cloud Tasks, RabbitMC, Firestore, PostgreSQL, Elasticsearch Frontend: React, shadcn/ui, Tailwind CSS AI Models: OpenAI, Claude, Perplexity, Gemini, Llama, etc. Bonus Points Active contributions to open-source projects Deployed side/hobby projects that we can check out Experience in starting a company or working at a top-tier high-growth startup What we offer Exciting and challenging work with real impact and ownership at one of Europe’s fastest-growing Series A startups Regular team events and off-sites Aggressive equity compensation package Paid Dinner & Uber home when working late The most beautiful office space and work environment in Berlin