Search - index serving team, focusing on building highly reliable, low-latency search serving systems for the shop app, catalog API, ads etc. My primary responsibility is scaling complex search relevance features and continuously optimizing system performance without compromising strict operational guardrails.

Fulfillment - delivery strategy team, focusing on features such as order routing, shipping, pickup etc.

Implemented an enhanced version of Golab and Hendler's sub-logarithmic RME algorithm (PODC 2017)