Design, script, execute, and analyze load tests; maintain the LoadRunner/VuGen framework; integrate performance gates into pipelines70% hands-on engineering: Performance strategy, script reviews, mentoring engineers, architecture guidance on NFRs, tooling roadmap20% technical leadership: Performance reports, stakeholder findings presentations, documentation, and release readiness sign-off10% enablement and communication. Collaborate with development, DBA, and infrastructure teams to resolve performance defects - covering application code, database query plans, API gateway configuration, caching strategies, and infrastructure sizing.