•Acted as technical lead for a core Ads Manager product area, guiding 5–7 engineers through design, implementation, and delivery of complex, high-traffic features.
•Led architectural decision-making across teams by reviewing technical designs, facilitating alignment, and introducing solutions that balanced scalability, maintainability, and delivery velocity.
•Delivered multiple end-to-end advertiser-facing initiatives spanning React-based frontend architecture, backend API design (Python/Java), relational data modeling (MySQL), and integration testing (Cypress).
•Drove improvements to Ads Manager usability by modernizing frontend patterns, reducing UI complexity, and establishing shared documentation and standards adopted across teams.
•Designed scalable data models and APIs for evolving product requirements, including introducing many-to-many relational patterns in high-traffic systems.
•Built and evolved shared web platform functionality used across multiple deployed applications and data sources.
•Led experimentation efforts, including A/B test design, execution, and analysis to inform product decisions.
•Mentored engineers through onboarding, design and code reviews, and formal mentorship programs; contributed to hiring and team-level technical standards.
•Improved team operations by supporting on-call process design, roadmap planning, and large-scale backend refactors.