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Senior Smart Contract Backend EngineerFramework Ventures • New York, New York, United States
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Senior Smart Contract Backend Engineer

Framework Ventures
  • US
    New York, New York, United States
  • US
    New York, New York, United States
Jetzt Bewerben

Über

About the project: Yei Finance is a decentralized, non-custodial money market protocol built on the Sei network, designed to provide innovative and flexible financial solutions. It offers users competitive yield, empowers them to borrow through over-collateralized or flash loans, and enables them to manage risks with advanced tools—all while leveraging Sei’s speed and cost. Who we are: A team of builders from leading Web3 organizations, including AAVE, Wormhole, Venus Labs, OKX, and others
Backed by top investors such as Outlier Ventures, Manifold, DWF Ventures, and the Sei Foundation
Partnered with industry leaders like Circle, OKX Wallet, Binance Wallet, Frax, Stargate, and more
The Opportunity: We are seeking an experienced Senior Engineer to join our core development team to lead the design and implementation of our next-generation cross-chain lending protocol. This role focuses on smart contract security and architecture and the development of critical off-chain services that ensure the protocol’s efficiency and robustness. What You’ll Do: Design, develop, and optimize DeFi protocols on EVM-compatible chains, emphasizing contract architecture, security, gas optimization, and upgradability
Develop key backend and off-chain services in Go or Python, including monitoring systems, liquidation bots, and liquidity rebalancers
Tackle cross-chain integration challenges, ensuring atomicity, data consistency, and reliable asset bridging in an asynchronous environment
Rapidly iterate in an Agile environment and produce robust documentation and system architecture diagrams
Who You Are: Startup-Oriented: Comfortable operating in fast-moving, ambiguous environments and taking ownership from day one.
Mission-Driven: Motivated by building innovative DeFi products.
Collaborative: Communicates clearly and works effectively across both synchronous and asynchronous teams.
Product-Quality Focused: Cares deeply about user experience and the details that make a product exceptional.
Autonomous: Able to manage your own time, priorities, and outcomes in a fully remote setup.
Qualifications: 3+ years of smart contract development experience in Solidity, including familiarity with OpenZeppelin standards, Mainnet deployments, and audit collaboration
Proficiency in Golang or Python, with a proven track record in developing high-concurrency or distributed systems
Deep understanding of the mathematical models and business logic behind DeFi protocols (lending, AMMs, or derivatives)
Mastery of development tools: Hardhat / Foundry and related testing frameworks
Solid grasp of EVM internals, storage, memory, gas, and transaction lifecycle
Nice-to-haves: Experience with cross-chain messaging protocols (LayerZero, Wormhole, Axelar, Chainlink CCIP)
Understanding of MEV strategies (Flashbots, sandwich attack defense, Searcher bot development)
Security background: Familiarity with DeFi attack vectors and defense strategies
Contributions to open-source projects
Prior experience in Web3, DeFi, or related ecosystems
Offer: Competitive salary and token allocation
Fully remote setup with autonomy and flexible hours
Play a direct role in building 0→1 products
Process: Recruiter Screen
Hiring Manager call
Technical Round
Final interview with the Founder
Apply Now:
#J-18808-Ljbffr
  • New York, New York, United States

Sprachkenntnisse

  • English
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