Worldcoin is hiring a
Senior Smart Contract Engineer in United States

Summary

Worldcoin is an open-source protocol with a global community of developers and individuals committed to expanding access to the global economy. The World App team, which includes this role, has grown to 5 million monthly active users and is on track to become the largest crypto wallet in the world.

Requirements

• A deep understanding of Solidity, EVM, Wallets (Safe Account Abstraction), and L2 infrastructure (OP Stack)
• Experience with Ethereum tools (Foundry, Viem/Ethers/Ethers-rs)
• Experience building scalable backend systems in TypeScript/Rust
• 3+ years of experience developing smart contracts or building blockchain applications

Responsibilities

• Design, test, optimize, deploy, and maintain high-traffic smart contracts
• Design and build scalable APIs, libraries, and services to integrate on-chain functionality into World App
• Handle complex smart contract functionalities to enhance transaction efficiency and security
• Document system architectures and contribute to the strategic planning of product offerings

Preferred Qualifications

• Passionate for onchain finance (DeFi) and the open web
• Familiarity with ERC-4626

Benefits

• Salary range: $216,000 - $275,000, plus a competitive long term incentive package
• Healthcare, dental, vision, 401(k) plan and match, life insurance, flexible time off, commuter benefits, professional development stipend, and much more!