Senior DEX Test Engineer (Exchange / Smart Contract QA)

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Description

Responsibilities End-to-End Testing: Lead full-lifecycle testing for DEX/CEX platforms, covering integration, UAT, performance/stress testing, and security testing across Web, H5, and Mobile. Smart Contract QA: Conduct onchain white-box testing (unit and integration tests) for core contract modules, including Vaults, Clearinghouse, Settlement, and Oracles. Framework Development: Build and maintain scalable smart contract testing frameworks using Hardhat, Foundry, and related tools. Release & Validation: Execute production deployment verification, regression testing, and pre-launch acceptance to ensure zero-defect rollouts. Cross-Functional Collaboration: Partner with Product and Engineering to review requirements, draft test designs, and uphold overall platform quality. Requirements Education & Experience: Bachelor's degree in CS, Software Engineering, or a related field with 8+ years of QA experience (with deep expertise across PC, H5, and mobile platforms). Domain Knowledge: 3+ years in CEX/DEX testing, with deep familiarity in order matching, clearing, settlement, and asset flows. Multi-Chain Contract Mastery: Proficient in contract testing for at least two major environments: EVM (Solidity), Sui (Move), or Solana (Rust/Anchor). Technical Stack: Proficient in Foundry, Hardhat, or Truffle for source-code white-box testing, Chainlink oracle integrations, and Web3 wallet connectors (WalletConnect, Web3 Providers). Automation & Risk Controls: Proven experience in end-to-end au

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