Senior Fullstack Developer

📍 Warsaw (Onsite – near Metro Plac Wilsona) 💼 B2B About Silk Software House Silk Software House is a Warsaw-based development company delivering high-quality fintech, e-commerce, and enterprise systems for long-term clients. We focus on clean architecture, pragmatic engineering, and building software that actually runs in production for years. Your Role As a Fullstack Developer, you’ll primarily work with Node.js on the backend, React on the frontend, sometimes also with Next.js Responsibilities • Develop backend services with Node.js (NestJS/Express)* • Build frontend apps with React/Next.js + TypeScript* • Work with databases (PostgreSQL, MongoDB) and APIs • Collaborate with design and backend teams Requirements • Strong backend skills in Node.js/NestJS • At least 5 years of experience in backend applications • At least 2 years of experience in maintaining production applications • Solid frontend skills in React + TypeScript • Database and API integration knowledge • Experience mentoring mid/junior developers • Ability to work 100% onsite from our office near Metro Plac Wilsona, Warsaw Nice-to-have • Microservices and cloud deployment experience Rates (B2B/Freelance) • Senior: 120 - 180 PLN/h Recruitment Process 1. Intro Call (30 min) – Quick chat about your experience, expectations, and our projects. 2. Technical Interview / Task – Backend (Node.js) and frontend (React) focus. 3. Final Meeting – Culture/fit + project discussion. 4. Offer – Fast decision if it’s a match. 5. Process usually takes 2–3 weeks. 6. Feedback after each stage within a few days