Siaw Er
Senior Data Scientist (Search Retrieval And Ranking)
Atlanta, Georgia, United States
Summary
👤
Senior🎓
Top SchoolSiaw Er is a Senior Data Scientist specializing in search retrieval and ranking with six years of experience applying NLP, deep learning, and information retrieval techniques to large-scale e-commerce search. Currently at The Home Depot, Siaw has driven measurable business impact—improving an L1 ranker with an estimated $4.6M annualized uplift and double-digit basis-point gains in CTR and reformulation rate—while building automated relevancy evaluation pipelines. A Georgia Tech PhD in Bioinformatics with a Machine Learning minor and prior Infocomm Security training from NUS, Siaw blends rigorous academic research with production-first engineering. He focuses on practical solutions to cold-start and LLM-assisted query generation problems, bringing both experimental curiosity and metrics-driven delivery to search systems.
6 years of coding experience
Master's degree, Computational Science and Engineering, Master's degree, Computational Science and Engineering at Georgia Institute of TechnologyMaster's degree, Infocomm Security, Master's degree, Infocomm Security at National University of Singapore
Github Skills (5)
adversarial-attacks3
evaluation3
robustness2
adversarial-machine-learning2
machine-learning2
Programming languages (2)
Github contributions (3)
hillegass/complex-sim
Mar 2020 - Apr 2020
Project 2 for CSE 6730
Contributions:23 commits, 22 pushes in 1 month
cse
siawpeng/test
Sep 2019 - Sep 2019
Contributions:1 push, 1 branch in 1 day
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