7 years experience in Ads recommendation system. Deep knowledge in ads ecosystem & hands-on experience on building high performant distributed system with large scale

Experience

PinterestStaff Software Engineer

2026 — Now

纽约, 美国

Ads ML infra - model serving

PinterestStaff Software Engineer

2019 — 2026

San Francisco Bay Area / New York

Ads serving platform

Led whole page optimization(ads+organic blending/rerank) infra setup for search(2024-2025)

Core member of Admixer-rewrite. in charge of funnel design & JVM performance tuning (2021-2023)

Stateless serving, feature engineering, CI/CD, running ads serving oncall rotation (2019-2021)

Led XFN infra projects that enabled ads products with $30M+/yr incremental revenue

Spearheaded several XFN initiatives to optimize infra efficiency across iOS/API/Admixer and saved $15M+/yr AWS EC2 cost.

Mentored 10+ engineers from intern to senior SDE

Northwestern UniversityMachine Learning(NLP) Research Assistant

2018 — 2019

Working on explicit spatialization for exploratory search, supervised by Professor Douglas Downey.

MicrosoftSoftware Engineer Intern

2018 — 2018

MogujieSoftware Engineer Intern

2017 — 2017

Education

Northwestern University

Master's degree

2017 — 2019

Zhejiang University

Bachelor of Engineering (B.E.)

2013 — 2017

Experience+1

Education

Master's degree

Bachelor of Engineering (B.E.)

Experience