Smart Contract Engineer

**About the company** Trust Wallet is the leading non-custodial cryptocurrency wallet, trusted by over 200 million people worldwide to securely manage and grow their digital assets. Our vision is to give individuals the freedom to own their assets, confidently participate in the future economy, and access opportunities that enhance their lives. Our mission is to be a trusted personal companion — helping users safely navigate Web3, the on-chain economy, and the emerging AI-powered future. With support for over 10 million assets across 100+ blockchains, Trust Wallet offers a seamless, multi-chain experience backed by industry-leading self-custody technology, a vibrant community, and a growing ecosystem of partners. **The Opportunity:** We are hiring a Smart Contract Engineer to join the OnChain Engineering team. OnChain Engineering team oversees the overall smart contracts and rust infrastructures to create powerful use cases for Trust Wallet, at the forefront of the industry. We build the core OnChain infrastructure that functions as foundational infrastructure for the future of Trust Wallet. This includes EIP 7702 smart contracts, Rust ERC 4337 Bundler & Paymaster, Relayer system, FlexGas and more. We are looking for a hard-working, sharp engineer with user-empathy to join the team as a smart contract engineer. **Responsibilities:** - Design secure smart contract architecture, protocols (e.g., chain abstraction). - Develop smart contracts with strong understanding of security & account abstraction. - Research ZKP, FHE, MPC protocols to be integrated for smart contracts. - Implement thorough unit/integration/fuzz tests for smart contracts. - Write formal verification for smart contracts. (e.g., Certora) - Lead security audits. - Engage with rust engineers to build on-chain infrastructures. **Qualifications:** - 1+ years of smart contract engineering experience. - Experience writing smart contracts, implementing thorough tests. - Understanding of ERC-4337, ERC-6900, ERC-7579, EIP-7702. - Strong attention to security details. - Deep understanding of EVM memory, execution, solidity details. - Deep understanding of Cryptography. **Nice to have:** - Understanding of Rust systems. - Solana/SVM & Bitcoin internals knowledge. ## **Additional Information** This is a global and fully remote role. You must have the right to work for the country you are based. ## **Why work at Trust Wallet?** - Be a part of the world’s leading blockchain ecosystem that continues to grow. - Excellent learning and career development opportunities. - Work alongside diverse, world-class talent, in an environment where learning and growth opportunities are endless. - Tackle fast-paced, challenging and unique projects. - Work in a truly global organization, with international teams and a flat organizational structure. - Work fully remotely with flexible working hours. - Enjoy competitive salary and benefits. Apply today to join our team in building the world’s most trusted and secure crypto wallet and enable a decentralized future for everyone. Trust Wallet is committed to being an equal opportunity employer. We believe that having a diverse workforce is fundamental to our success. *\*Due to the large amount of the applications, please consider your application as unsuccessful should you not be contacted within 4 weeks from your application date.*