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Smart Contract Lead

New York City, New York💼 Contract🗓 2025-09-02 → 2026-08-07

Core

Design, develop, deploy, and audit secure smart contracts on Ethereum/L2 blockchains for a decentralized finance platform.

Role type

Senior Smart Contract Engineer

Builds

Non-custodial DeFi products including liquid staking, yield strategies, and crypto payment solutions

Domain

Decentralized Finance (DeFi) on Ethereum and Layer 2 blockchains

Deliverable

production ML models | product features

Required skills

Solidity, smart contract security, cryptography (zero-knowledge proofs, roll-ups), Foundry, Hardhat, DevOps practices

Preferred skills

Advanced degrees in CS/Engineering, blockchain infrastructure development

Technologies

Ethereum, Solidity, Foundry, Hardhat, Forge

Responsibilities

Design and deploy gas-optimized smart contracts; conduct security testing and auditing; contribute to internal coding standards and documentation; participate in code reviews; assist in blockchain infrastructure development

Seniority

Senior, hands-on IC

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