full-time
QA Automation Engineer – Web3
Braintrust
- Employer
- Braintrust
- Location
- Mexico
- Working pattern
- on-site
About the role
Design, execute, and maintain manual and automated tests for web and mobile applications, including cross-browser, cross-device, Web3 wallet, smart contract, and exchange integration flows. Own recurring regression testing, manage test accounts and environments, and report reproducible defects with clear evidence. Requires 3–5 years of QA or quality engineering experience, practical manual and automation testing skills, and working-level scripting ability in TypeScript, JavaScript, or Python. Candidates should understand Web3 wallet connections, transaction signing, on-chain and off-chain behavior, and end-to-end CEX integrations, and communicate clearly in written English.