Nan Xiao
Senior Principal DSX Data Scientist
Mountain View, California, United States
Summary
🤩
Rockstar🎓
Top SchoolNan Xiao is a Senior Principal DSX Data Scientist and PhD biostatistician with 14 years of experience building reproducible, scalable, and regulatory-ready analytics for drug development. She blends deep statistical methodology with research software engineering, shipping durable systems across R, Python, Rust, and TypeScript to operationalize clinical-trial methods. Her career spans industry-leading roles at Genentech, Merck, and Seven Bridges, where she delivered petabyte-scale genomic tooling, enterprise web apps, and robust methodological software for regulatory use. An active contributor to the R community through the R Consortium, she pairs domain expertise in human genetics with practical experience in cloud platforms and developer tooling. Notably, she turns advanced statistical ideas—power analysis, mixed-effects models, matrix factorization, and ML—into production-grade infrastructure that accelerates rigorous scientific decision-making.
14 years of coding experience
9 years of employment as a software developer
Doctor of Philosophy - PhD, Statistics, Doctor of Philosophy - PhD, Statistics at Central South UniversityHuman Genetics, Human Genetics at University of Chicago
r, English, Chinese
Stackoverflow
3reputation
235reached
0answers
1question
Github Skills (200)
ergonomics10
xgboost10
hugo-theme10
hugo10
benchmark10
python10
feature-extraction10
api-client10
metadata10
feature-engineering10
sevenbridges10
knitr10
representations10
r-language10
gene-expression10
Programming languages (16)
Github contributions (5)
nanxstats/tinytopics
Oct 2024 - Jul 2026
GPU-accelerated topic modeling via sum-to-one constrained neural Poisson NMF with PyTorch
Contributions:19 releases, 85 PRs, 173 pushes in 1 year 8 months
gpupytorchtopic-modelingnonnegative-matrix-factorization
nanxstats/dockflow
Jul 2017 - Jun 2019
Contributions:33 commits, 64 pushes, 2 branches in 1 year 11 months
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