Crypto Engineer

Crypto Engineer Interview Mode: In-Person Note: This is W2 onsite Role Key Responsibilities Design, develop, and maintain integrations with public and permissioned blockchain networks (e.g., Bitcoin, Ethereum, Solana, Chainlink). Build secure APIs, middleware, and microservices to connect enterprise systems with blockchain ecosystems. Develop transaction orchestration engines supporting deposits, withdrawals, transfers, staking, and settlements. Architect and implement digital asset custody solutions, including hot, warm, cold, multi-signature, and MPC-based wallets. Integrate with institutional custody providers such as Coinbase Prime, Fireblocks, BitGo, and Anchorage Digital. Design secure key management systems, transaction signing workflows, and wallet lifecycle processes (provisioning, reconciliation). Build platforms for crypto trading, stablecoin operations, token issuance, staking rewards, treasury, and liquidity management. Support token standards (ERC-20, ERC-721, ERC-1155, SPL) and emerging blockchain protocols. Implement enterprise-grade security controls, including cryptography, HSMs, MPC, and compliance integrations (KYC/AML, audit). Develop scalable, cloud-native blockchain services using AWS/Azure/GCP, containerization (Docker, Kubernetes), and CI/CD pipelines. Build event-driven architectures leveraging blockchain data streams and streaming platforms (Kafka, Redis, etc.). Collaborate with cross-functional teams, lead system design discussions, and ensure performance, scalability, and regulatory compliance of digital asset platforms. #J-18808-Ljbffr Iris Software Inc.