Lead/Senior Backend Developer (TypeScript/Node.js)

About Utorg Founded in 2019, Utorg builds the infrastructure for stablecoin payments: on- and off-ramps, self-custodial wallets, and crypto cards. Over 2 million users across 130+ countries already buy, hold, and spend crypto through our app. On the B2B side, the same rails power 2,100+ platforms, with $2.4B+ moved to date. Fully MiCA-authorized across the EEA. PCI DSS Level 2 certified. Backed by Dragonfly, TA Ventures, and Hypra. Location: Remote Tech stack: TypeScript, Node.js, NestJS, PostgreSQL, TypeORM, NATS JetStream, Redis, Jest, Docker, Kubernetes, Google Cloud Platform. Blockchains: EVM-compatible, Bitcoin-family, Tron, Solana, TON. About the role: We're looking for a Senior Backend Engineer who thinks in systems and owns the outcome: two large-scale microservice platforms (30+ and 25+ services), blockchain integrations handling real user funds across multiple networks, a fintech product available in 190+ countries. This role exists to partially offload the Tech Lead. That means making architectural calls independently, driving complex integrations with payment providers and blockchain networks, and shaping technical direction, so not just contributing to it. The bar is high by design. If you've been in rooms where key technical decisions get made, and you were the one making them or should have been, let's talk. What you’ll do: Own backend architecture across two large-scale microservice platforms (30+ and 25+ services) from system design and API contracts to data