Paxos Labs - Smart Contract Engineer

Who We Are
Paxos Labs builds enterprise infrastructure that powers the next generation of trusted onchain financial products. We work with the largest financial enterprises in the world to build transparent and verifiable onchain infrastructure that works for end users and everyday financial use cases. If you believe in bringing DeFi and digital assets to the mainstream, consider building your career at Paxos Labs

Role Overview

We’re hiring a DeFi Backend Engineer to help scale Paxos Labs’s DeFi infrastructure capabilities. The team builds DeFi infrastructure that reimagines on-chain liquidity strategies, delegating strategy and risk management to sophisticated offchain compute while maintaining strong onchain safety constraints.

Responsibilities

- Collaborate with a Quantitative Researcher to manage yield-generating portfolios across protocols and blockchains.

- Design and backtest algorithms to produce actionable DeFi portfolio insights.

- Automate complex onchain interactions via offchain services.

- Monitor data, forecast risk, and implement optimized entry and exit triggers.

- Maintain secure, reliable trading infrastructure.

- Build solvers for optimal routing across decentralized exchanges.

Why Join Paxos Labs

You will help build the future of enterprise crypto infrastructure, work on impactful global financial systems, grow in a fast-evolving industry, receive competitive compensation, and collaborate with a dynamic, high-performing team.

DeFi Expertise

- Deep knowledge of DeFi protocols including liquid staking, AMMs, lending protocols, perp DEXs, and RFQs/routers.

Data & Risk

- Strong data engineering skills analyzing smart contract events and onchain history.

- Understanding of financial risk management, statistics, and portfolio optimization.

- Experience managing trading or yield strategies onchain or in traditional finance.

Infrastructure & Engineering

- Experience building performant offchain infrastructure using EVM RPCs and related tooling.

- Strong database knowledge (SQL, Postgres, Supabase).

- DevOps experience with Docker, Kubernetes, and cloud tooling.

- Familiarity with Solidity, Foundry, and MEV or order-flow systems.