QA Engineer

Application ends: July 14, 2026

Job Description

REQUIREMENTS

  • Experience testing blockchain, DeFi, or Web3 applications
  • Strong knowledge of automated testing frameworks (Selenium, Cypress, Playwright, WebdriverIO)
  • Proficiency in manual testing, including UI, API, and end-to-end testing
  • Familiarity with Jupiter routing or DeFi protocols
  • Experience with smart contract testing (Hardhat, Foundry, Truffle)
  • Experience with Solana, Ethereum, or other blockchain ecosystems
  • Understanding of DeFi trading, liquidity pools, and routing strategies
  • Knowledge of CI/CD pipelines and DevOps testing tools
  • Background in security testing and smart contract vulnerabilities
  • Ability to work effectively in a remote, fast-paced environment

RESPONSIBILITIES

  • Conduct functional and non-functional testing for blockchain and DeFi applications
  • Develop and maintain automated testing frameworks
  • Perform manual testing for exploratory, UI/UX, and edge cases
  • Collaborate with engineers to define test cases, reproduce bugs, and verify fixes
  • Identify and document complex edge cases in protocol behavior
  • Test Jupiter routing and protocol integrations
  • Conduct performance and security testing
  • Participate in code reviews, sprint planning, and releases

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