Morningstar, Inc.
Chicago, IL
Principal SDET Engineer
Jan 2025 - Present- Lead enterprise-wide test automation strategy across UI, API, and performance testing for Morningstar, Inc.'s digital products, embedding quality as a shared cross-functional responsibility.
- Build production AI systems for Jira-based test planning, model routing, evaluation, and guardrails, plus tools used by Marketing Ops, SEO, Accessibility, and Content teams.
- Caught a critical integration failure during testing of a major marketing campaign where form submissions silently failed to reach downstream systems; escalated and drove a fix within 24 hours, protecting roughly 20% of expected campaign leads.
- Identified synthetic bot traffic inflating Google Analytics metrics by 50-60%; partnered with Ops to implement WAF rules that blocked bad traffic while preserving genuine user data, restoring analytics integrity.
Lead Software Development Engineer in Test (Lead SDET)
Aug 2022 - Dec 2024- Reduced regression feedback loops from days to hours by architecting standardized multi-framework automation suites (Playwright, Cypress, Nightwatch, Selenium).
- Built API test coverage with Playwright, RestAssured, Postman, and Newman for critical financial data services.
Senior SDET
Dec 2021 - Jul 2022- Reduced QA project cycle time by 20% by designing process improvements (kick-offs, hand-offs, pair programming, code reviews) adopted across a 6-person distributed US/India team.
- Mentored a cross-functional team of 6 QA engineers, establishing automation standards that raised team output quality and consistency.