Web3 QA Automation Engineer – End-to-End Testing

Braintrust; United States; Remote; USD 41,000 - 58,000; Full time

Job summary

Braintrust is seeking a QA Automation Engineer for Web3 initiatives. The role focuses on rigorous manual and automated testing of web and mobile apps, validating cross-browser and cross-device behavior, and ensuring robust test coverage.

You will own Web3 flows, including wallet connections and on-chain vs off-chain states, plus third-party/CEX integrations. Remote-friendly, with collaboration across Europe, the US, and India time zones.

Qualifications

• 3–5 years in QA/quality engineering with manual and automated testing.
• Experience testing web and mobile apps across browsers and devices.
• Strong test-case design, execution, and regression discipline.

Responsibilities

Skills

Manual Testing

Automated Testing

Cross-browser

Web3 Testing

Smart Contract Testing

Test Automation Scripting

English Communication

Tools

Linear

Jira

Playwright

Cypress

GitHub Actions

CircleCI

Job description

Braintrust is seeking a QA Automation Engineer for Web3 initiatives. The role focuses on rigorous manual and automated testing of web and mobile apps, validating cross-browser and cross-device behavior, and ensuring robust test coverage.

You will own Web3 flows, including wallet connections and on-chain vs off-chain states, plus third-party/CEX integrations. Remote-friendly, with collaboration across Europe, the US, and India time zones.