Headed the QA team for the organization’s three flagship products: Paraphraser, Plagiarism Checker, and Grammar Checker.

Conducted penetration testing to identify major P0/P1 vulnerabilities, integrated fixes into production with strategic sprint planning, and introduced rate-limiting across all APIs.

Delivered monthly security issue demonstrations, recommended developers on mitigating P0 vulnerabilities, and addressed mobile app data leakage concerns with clear mitigation steps.