Powering the future of financial services.
Staff Software Engineer, Crypto
Location
United States
Posted
28 days ago
Salary
$190K - $220K / year
Seniority
Lead
Job Description
Staff Software Engineer, Crypto
Cross River
• Provide technical leadership: define and drive the technical vision and architecture for crypto-related products, services, and infrastructure • Design, develop, and deliver scalable, secure and performant software components • Provide technical mentorship and guidance to senior and mid-level engineers; conduct code reviews and promote engineering best practices • Stay at the forefront of blockchain protocols, DeFi, tokenization standards, and crypto industry trends; evaluate and recommend emerging technologies • Drive system reliability, incident response, and operational excellence across crypto platform services
Job Requirements
- 5+ years of experience with blockchain technologies, cryptocurrency protocols, or digital asset platforms
- 10+ years of experience developing enterprise systems in C#
- 10+ years of experience with SQL, preferably PostgreSQL or SQL Server
- Deep understanding of blockchain fundamentals — consensus mechanisms, smart contracts, wallet management, key custody, transaction signing, and on-chain/off-chain data flows
- Experience integrating with major blockchain networks (e.g., Bitcoin, Ethereum, Solana, or similar)
- Solid grasp of cryptographic principles — hashing, encryption, digital signatures, HSMs, and key management
- Strong communication skills
- Cloud Architecture - preferably AWS
- Docker / Containers
- Experience designing and developing distributed systems and event driven architecture is a plus. Ideally with understanding or exposure to:
- MassTransit or NServiceBus
- RabbitMQ
- Idempotency
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