remote
Senior Software Engineer Trading Infrastructure - Gauntlet
Software Engineer
Senior Software Engineer building high‑performance backend infrastructure for crypto and DeFi platforms, leveraging Python, Node.js, and smart contract technologies to deliver scalable APIs and robust financial services.
About the role
Key Responsibilities
- Design, develop, and maintain scalable backend services for crypto and DeFi applications using Python and Node.js.
- Implement and audit smart contracts on Ethereum and other Web3 blockchains, ensuring security and performance.
- Build high‑throughput APIs that expose financial data and trading functionality to external partners.
- Collaborate with product, security, and DevOps teams to deliver reliable, low‑latency services.
- Participate in code reviews, architectural discussions, and continuous improvement initiatives.
Requirements
- 5+ years of backend development experience in a fast‑paced tech environment.
- Strong proficiency in Python and Node.js with a track record of production‑grade code.
- Hands‑on experience with smart contract development (Solidity, Vyper) and Web3 libraries.
- Deep understanding of DeFi protocols, crypto markets, and financial APIs.
- Excellent problem‑solving skills, attention to detail, and a passion for emerging blockchain technologies.
Skills
pythonnodejssmart contractsweb3