3–5 years in QA/quality engineering, hands-on with both manual/functional and automated testingSolid test-case design, execution, and regression testing discipline (able to own recurring daily/regression sweeps)Working knowledge of core Web3 flows: wallet connections (MetaMask, Trust Wallet, WalletConnect), transaction signing, and on-chain vs off-chain behavior.
Need to have smart contract + wallet testing experienceExperience testing third-party/exchange (CEX) integrations end to end (e.g. Coinbase-style connect flows)Comfortable setting up and managing test accounts, credentials, and environmentsClear, reproducible bug reporting and tracking in Linear (or Jira), with crisp repro steps and evidenceStrong written English and ability to collaborate across US/Europe/IndiaMust-haves3–5 years in QA/quality engineering, hands-on with both manual/functional and automated testingExperience testing web and mobile apps, including cross-browser (Chrome, Safari, etc.) and cross-device verificationSolid test-case design, execution, and regression testing discipline (able to own recurring daily/regression sweeps)Working knowledge of core Web3 flows: wallet connections (MetaMask,



Trust Wallet, WalletConnect), transaction signing, and on-chain vs off-chain behavior.
Need to have smart contract + wallet testing experienceExperience testing third-party/exchange (CEX) integrations end to end (e.g. Coinbase-style connect flows)Comfortable setting up and managing test accounts, credentials, and environmentsClear, reproducible bug reporting and tracking in Linear (or Jira), with crisp repro steps and evidenceScripting ability in TypeScript, JavaScript, or Python at a working levelStrong written English and ability to collaborate across US/Europe/Indiatime zonesNice-to-havesHands-on with Playwright and/or Cypress (writing and maintaining tests, not just running them)Familiarity running tests in CI/CD (GitHub Actions, CircleCI)Experience with testnets or mocking Web3 providersComfort using AI dev tools (Copilot, Cursor, Claude) to speed up test authoringFamiliarity with blockchain explorers for verifying on-chain statePrior startup / fast-paced environment experience
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📌 Qa Automation Engineer – Web3 (Rincón de los Sauces)
🏢 Braintrust
📍 Rincón de los Sauces