onsite
Paxos Labs - DeFi Backend Engineer - deCircle
Backend Engineer
DeFi Backend Engineer building scalable onchain infrastructure with Python, Solidity, and Rust on AWS, driving smart contract development, data pipelines, and cloud operations for enterprise-grade DeFi solutions.
About the role
Key Responsibilities
- Design, develop, and maintain high‑performance backend services for DeFi protocols using Python and Rust.
- Implement and audit Solidity smart contracts, ensuring security and compliance with industry standards.
- Build and optimize data pipelines in PostgreSQL, ingesting onchain data and exposing REST/GraphQL APIs.
- Deploy and manage services on AWS (EC2, ECS, RDS, Lambda) with Docker and CI/CD pipelines.
- Collaborate with product, security, and frontend teams to deliver end‑to‑end DeFi solutions.
Requirements
- 3+ years of backend development experience, preferably in fintech or DeFi.
Skills
pythonsolidityrustawspostgresql