Test strategy design — pyramid, automation, E2E, contract testing, shift-left, test data management, QA-as-a-service strategy, test factory design, PITT methodology, QA CoE design. Use when the user asks to "design test strategy", "build test automation", "implement contract testing", "manage test data", "define quality gates", or mentions test pyramid, Pact, Playwright, Cypress, coverage targets, flaky tests, chaos engineering.