Senior Crypto Security Engineer

Job description

Lightspark is building the open payment protocol for the Internet making money move like data: instantly, globally, and without friction. With enterprise tools like Grid, Node, and Spark, businesses can send and receive money instantly, securely, and at a fraction of the cost, anytime, anywhere. Lightspark is headquartered in Los Angeles, California, but serves the world. We are seeking a Senior Security Engineer with a rare combination of deep infrastructure roots, application security expertise, and a sophisticated understanding of blockchain protocols. In this role, you will be architecting the safety of a high-throughput, decentralized payment network. Your expertise spans the entire security spectrum: you have the operational rigor to secure mission-critical infrastructure and the technical depth to audit low-level code, all while maintaining an intuitive grasp of on-chain anomalies and decentralized threat vectors. WHAT YOU’LL BE DOING: Secure Protocol Engineering: Perform deep-dive code audits and risk assessments of core protocol implementations and payment channel logic. You will prevent funds loss or state corruption by identifying edge cases in distributed systems. Harde...