William Li
Senior Software Engineer
- Role
- Software Engineer Iii at Chewy
- Location
- Seattle, WA, US
- LinkedIn followers
- 500 followers
About William Li
Experienced in Web development, distributed system and desktop development. I am passionate in software quality, design engineering infrastructure and collaboration.
Experience
Software Engineer Iii
Oct 2021 — Present · Seattle, WA, US
Engineered and optimized a 1.2k RPS search platform at Chewy.com, driving product discovery and reducing latency by 20%. Transitioned from purely lexical to ML-driven search—integrating SageMaker-based LTR, vector search, hybrid methods, and offline models. Spearheaded an Elasticsearch-to-OpenSearch migration and established robust A/B testing for both search and recommendation services.
Education
Worcester Polytechnic Institute
Master of Science (M.S.), ECE
2013 — 2015
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