Staff Backend Engineer, Custody Core (Crypto Security)

Design and build backend services for SoFi’s digital asset custody platform, powering secure custody, blockchain transaction processing, wallet infrastructure, and institutional crypto products. Develop transaction orchestration for deposits, withdrawals, transfers, staking, and treasury operations, plus integrations with custody providers and settlement networks. Create resilient, security-first APIs and event-driven architectures, improving platform availability through redundancy, disaster recovery, observability, and incident-response readiness.