Smart Contract Engineer (DeFi)

TL;DR

Smart Contract Engineer (DeFi): Write robust Solidity smart contracts for a DeFi exchange with an accent on security, gas optimization, and vulnerability mitigation. Focus on battling reentrancy attacks, implementing formal verification, and ensuring impeccable DAO interactions.

Location: USA-based team; requires US citizenship or Green Card and ability to be in the US

Salary: USD 200,000 - 250,000 + Tokens

Company

Early-stage DeFi exchange backed by leading crypto investors, building out as employee #10.

What you will do

• Develop unbreakable Solidity smart contracts that delight auditors
• Hunt vulnerabilities and defend against reentrancy attacks and other exploits
• Optimize gas usage and ensure high performance
• Interact with DAOs through impeccable, secure code
• Deploy battle-tested contracts on EVM

Requirements

• US citizenship or Green Card required; must be able to be in the US
• Fluency in EVM and experience deploying production smart contracts
• Deep knowledge of Solidity, including rigorous require() checks and security best practices
• Experience with yield farming, slippage, and surviving crypto market cycles
• Bonus: Formal verification experience or post-mortems on hacks

Nice to have

• Public contributions or debates in crypto community (e.g., with Vitalik)