Crypto Backend Engineer

2 days left Crypto Backend Engineer S SatoshiLabs (Trezor) Prague, Czech Republic Full Time Posted: Sep 18, 2026 Shubhada Pande @ShubhadaJP Job description SatoshiLabs is the creator of Trezor, the company that invented the world’s first cryptocurrency hardware wallet in 2014 and remains a pioneer in open-source crypto security. With an open-source ethos, Trezor secures digital assets for millions of users worldwide through its hardware wallets and the Trezor Suite ecosystem. Role Summary As a Crypto Backend Engineer on the Trezor team, you will build and maintain backend systems that stay resilient even when blockchain nodes, RPC endpoints, or third-party APIs fail. You will own your work end-to-end—actively maintaining and developing Blockbook (Trezor's open-source multi-currency blockchain indexer), building data services for Trezor Suite, and shaping the long-term reliability and architecture of Trezor's blockchain infrastructure. Key Responsibilities • Blockbook Indexer Engineering: Maintain and actively develop Blockbook, the open-source blockchain indexer created by Trezor and relied on by major global RPC providers. • Trezor Suite Services: Build and scale backend services powering real-time fiat rates, token/coin metadata, transaction fee estimations, and on-chain telemetry. • Fault-Tolerant Architecture: Design and deploy services capable of handling network partitions, node desyncs, and third-party API degradations gracefully. • Observability & Health: Implement metrics, structured logging, distributed tracing, and alerting to proactively resolve production incidents. • Open-Source Contribution: Collaborate and publish code following open-source standards and community-driven development workflows on GitHub. Requirements & Qualifications Must-Haves • Core Technical Stack: Production experience with TypeScript, Node.js, Go, PostgreSQL, and Docker. • Distributed Systems & Failure Analysis: Strong ability to investigate failures across application layers, databases, network boundaries, and RPC nodes. • Blockchain Infrastructure Knowledge: Familiarity with blockchain nodes, RPC APIs, blockchain explorers, indexers, and third-party crypto data providers. • Observability Foundations: Practical experience with production monitoring, logging, metrics, and alerting frameworks. • Development Workflow: Fluency with Git and public/open-source developer workflows. • Communication: Good written and spoken English. Nice-to-Haves • Hands-on experience contributing to open-source crypto infrastructure or indexers. • In-depth understanding of UTXO and EVM transaction lifecycles and node mechanics. Perks & Environment • Bitcoin Compensation: Option to receive your salary partially or fully in Bitcoin. • High Ownership: Genuine autonomy to shape architecture, reliability, and technical strategy. • Learning Budget: Dedicated budget for courses, workshops, and professional development. • Workplace Flexibility: Flexible working hours within a supportive, mission-driven engineering team. Login to apply