• Design, develop, and maintain automated end-to-end (E2E) test suites for Lumin Digital’s web applications. • Implement and manage load-testing scenarios using K6 to measure performance, identify bottlenecks, and analyze results through application logs. • Participate in the 9am–5pm QE on-call rotation, resolving E2E test failures and supporting environment quality and stability. • Collaborate with developers, product owners, and other engineers to define quality metrics, identify test gaps, and improve coverage across releases. • Contribute to continuous improvement of the test strategy, frameworks, and automation tools to enhance scalability and maintainability. • Participate in code reviews, pair programming, and CI/CD processes to uphold quality standards throughout the development lifecycle. • Triage, analyze, and track defects to resolution, partnering with engineers to ensure issues are addressed efficiently. • Advocate for quality best practices at every stage of development — from requirement gathering through deployment. • Document test processes, maintain clear test case repositories, and contribute to team knowledge sharing. • Perform other duties as assigned.