Role overview

Senior principal QA Engineer

Requirements and responsibilities

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Key Responsibilities

  • Develop, implement, and manage the QA strategy for features and releases across web, mobile, and API platforms.
  • Create and maintain automated test suites covering end-to-end workflows (UI and API) and regression testing using modern frameworks (e.g., Playwright, Cypress, Selenium, etc.).
  • Automate API testing, including contract tests, integration tests, and fuzzing for REST/GraphQL endpoints and webhooks.
  • Conduct performance, load, and scalability testing using tools like JMeter, k6, or equivalents, helping the team identify bottlenecks and optimize capacity.
  • Lead security-focused testing for features that handle sensitive data, including authentication flows, role/permission validation, data masking, and injection testing.
  • Produce comprehensive test plans, acceptance criteria, QA tickets, and test cases; triage defects and validate fixes across different environments.
  • Integrate tests into CI/CD pipelines to ensure reliable execution, reduce flakiness, and provide fast feedback on pull requests.
  • Collaborate with SRE and DevOps teams to collect telemetry, logs, and metrics for observability and post-release validation.
  • Analyze production incidents, contribute to post-mortems, and suggest corrective actions.
  • Mentor and coach other QA engineers, promoting best practices such as exploratory testing, shift-left testing, and effective test data management.
  • Define release gating criteria and support Product/Engineering leadership in making go/no-go decisions.

Required Background

  • Minimum 8 years of QA experience in product or SaaS environments, with demonstrated ownership of automation and release quality.
  • Strong expertise in front-end (UI) and API automation (e.g., Playwright, Cypress, Selenium, REST-assured, Postman/Newman).
  • Experience with performance/load testing tools (k6, JMeter, Gatling, or similar).
  • Familiarity with CI/CD systems (GitHub Actions, GitLab CI, Jenkins) and integrating tests into pipelines.
  • Proficient in scripting or programming (Python, JavaScript/TypeScript, or Java) for creating test frameworks and tooling.
  • Knowledge of web and mobile testing approaches, including responsive design, cross-browser testing, and device emulators.
  • Experience with authentication/authorization flows, encryption, and third-party identity integrations.
  • Skilled in writing clear test plans, producing reproducible bug reports, and communicating trade-offs with stakeholders.
  • Comfortable in Agile environments and working with tools like Jira and Confluence.
  • Excellent communication skills, with the ability to influence engineers, product managers, and leadership.
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Browse stack
FocusQA EngineeringRole area
Seniority signalSeniorCandidate level
StackCI/CD, GraphQL, JavaPrimary skills
Location1 accepted countryEligibility

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