Senior Backend Developer (Node.js)

We’re currently looking for a Senior Backend Developer (Node.js) to join GB2B. 📍 Warsaw — on-site/hybrid (Rondo Daszyńskiego) 🇬🇧 English — B2+ 🎰 iGaming / Platform Development We’re looking for a specialist with 5+ years of Node.js experience and strong knowledge of: • Nest.js / Express.js • PostgreSQL & MongoDB • Kubernetes & cloud infrastructure • High-traffic, distributed systems • System design & performance optimization 📩 Interested or know someone who might be a great fit? Feel free to DM me!