Senior Backend Developer – Blockchain Infrastructure We’re a blockchain infrastructure company powering institutional staking. We’re looking for a Middle/Senior Backend Developer to lead and scale our backend systems. You’ll own architecture, drive performance, and ensure security across our microservices and AKS infrastructure. Strong experience with Node.js (NestJS preferred) Expertise in microservices, cloud platforms (GCP/AWS), and Docker/Kubernetes Solid knowledge of MongoDB, API design, and backend security (OAuth2, JWT) Testing Frameworks (such as Jest) Secure, scalable microservices architecture
📌 Senior back-end developer (Roma)
🏢 Colossus
📍 Roma
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