QA Engineer / SDET
resume bullets that get callbacks.

8 quantified bullets.

Each one starts with an action verb and ends with a number. Copy them in and replace the metrics with your actual outcomes.

• 01Built the company's end-to-end test suite (Playwright, 340 tests) covering 8 critical user journeys; cut p1 production bugs 62% YoY.
• 02Integrated automated regression into GitHub Actions CI; reduced mean PR-to-merge time from 4 hours to 38 minutes.
• 03Designed the test pyramid across 14 microservices: 4,800 unit tests, 620 integration tests, 340 e2e tests; coverage 81% line / 76% branch.
• 04Led performance testing for the M-Pesa integration endpoint (k6); identified bottleneck that cut p99 latency 47% post-fix.
• 05Owned the API contract test suite (Pact) for 12 service-to-service integrations; caught 8 breaking-change deploys in staging across 2024.
• 06Trained 4 developers on TDD + property-based testing (Hypothesis); team test coverage rose from 54% to 79% across 6 months.
• 07Found and triaged 1,400 bugs in 2024 (840 functional, 320 performance, 240 UX); 92% closed before production.
• 08Owned QA stand-up + sprint test planning for an 8-person feature team; introduced risk-based test scoping that cut regression time 31%.