CV
Education
- Ph.D. in School of Electrical and Electronic, Nanyang Technological University, Singapore, 2013-2017
- B.Eng. School of Electrical Engineering and Automation, Zhejiang University, China, 2009-2013
Work experience
Research Scienitst at Meta AI, Seattle, 03/2022-Current
- Applied Scientist at Alexa AI, Seattle, 11/2020-03/2022
- In charge of scientific model design of conversational information retrieval system. The proposed approach improved the precision@1 from 62% to 82% in news domain and 67% to 76% in shopping domain.
- Designed algorithms for question suggestion in purpose of news recommendation. One paper accepted in EMNLP 2021.
- Research Scientist at Amazon Retail, Seattle, 04/2019-11/2020
- Owned private brands recommendation at detail pages project. One product of the project contributes 10’s of millions of dollars to Amazon.
- Owned ads performance models for Amazon internal advertisers.
- Main contributor of private brands recommendation at search pages project. The project contributes over 100 million dollars to Amazon private brands.
- Data Scientist at Shopee, Singapore, 07/2018-03/2019
- Developed Unique User Identification System - a graph-based identity management system that link accounts belonging to the same person, aimed at fraud detection, credit scoring, marketing, etc.
- Was in charge of Categorization Recommendation Project - an automatic system making category suggestions to sellers when listing products.
- Data Scientist at GroupM, Singapore, 07/2017-06/2018
- Developed a cross-device and cross-platform consumer identity management system that ties individual’s identities across devices into a consumer ID for audience re-targeting across all media.
- Designed attribution and clustering models to mine consumer insights from their browsing footprints for the purpose of effective marketing and better consumer ads serving.
Skills
- Programming: Python==SQL>R==Scala
- Tools: Pytorch, Tensorflow, SageMaker, ElastcSearch
- Language: English (fluent), Mandarin (Native)
Interests
Reading, Hiking, Playing Basketball, Swimming