Remote QA Engineer & Browser Test Reviewer (Contract)

mercor; United States; Remote; USD 41,000 - 83,000; Part time

Job summary

Mercor is seeking a QA/Software Engineering Reviewer for browser test validation. This remote, contract position focuses on reviewing AI-generated web app tests and ensuring reliable automation workflows across Playwright, Cypress, or Selenium‑driven suites.

You will validate test isolation, fixtures, and execution flow, while providing structured feedback and improving test determinism and reliability for browser interactions.

Qualifications

• 3+ years of experience in Software Engineering, QA Engineering, SDET, or Test Automation.
• Strong experience testing modern web applications.
• Familiarity with browser automation frameworks such as Playwright, Cypress, Selenium, or similar tools.
• Experience writing automated UI and end-to-end tests.
• Strong understanding of test isolation, fixtures, reproducibility, and reliable browser automation.
• Excellent debugging skills and attention to detail.

Responsibilities

• Review browser-based testing workflows for AI-generated web applications.
• Assess technical feasibility and reliability of browser interactions.
• Validate test isolation, fixtures, setup, and execution flow.
• Ensure assertions produce deterministic, unambiguous pass/fail results.
• Identify flaky tests, hidden dependencies, or ambiguous validation logic.
• Provide structured technical feedback following project review rubrics.

Skills

QA Engineering

SDET

Test Automation

Web Apps Testing

UI Automation

End-to-end Testing

Debugging

Tools

Playwright

Cypress

Selenium

Job description

Mercor is seeking a QA/Software Engineering Reviewer for browser test validation. This remote, contract position focuses on reviewing AI-generated web app tests and ensuring reliable automation workflows across Playwright, Cypress, or Selenium‑driven suites.

You will validate test isolation, fixtures, and execution flow, while providing structured feedback and improving test determinism and reliability for browser interactions.