May 2022 — Present
Search Architecture Engineer
Shopee · Search & Recommendation & Ads
Search architecture and retrieval systems across search, recommendation, and advertising.
Current Focus
I currently focus on building a Vespa-based retrieval engine for Search, Advertising, and Recommendation. I also actively use AI coding agents, including Claude Code and Codex, to accelerate software development.
Experience
July 2018 — April 2022
Search Algorithm Engineer
ByteDance · Search
Developed algorithms for search retrieval, ranking, and relevance.
June 2017 — August 2017
Research Intern
SenseTime · OCR
Researched text recognition and unsupervised data generation.