full-time
QA Automation Engineer – Web3
Braintrust
- Employer
- Braintrust
- Location
- Colombia
- Working pattern
- on-site
About the role
Design, execute, and maintain manual and automated tests for web and mobile applications, including recurring regression sweeps and cross-browser and cross-device verification. Test Web3 wallet and smart contract flows, transaction signing, on-chain behavior, and third-party exchange integrations, while documenting reproducible bugs and collaborating across time zones. Requires 3–5 years of QA or quality engineering experience, hands-on manual and automated testing, working-level scripting in TypeScript, JavaScript, or Python, and experience with smart contracts, wallets, and exchange integrations. Candidates should be comfortable managing test accounts and environments, reporting bugs clearly in Linear or Jira, and communicating in written English; Playwright or Cypress and CI/CD experience are preferred.