Lei Feng
Director Data Science
Memphis, Tennessee, United States
Summary
👤
Senior🎓
Top SchoolLei Feng is a data science and operations research leader with 10+ years of experience building large-scale AI, optimization, and analytics platforms for logistics and marketplace businesses. Currently Director of Data Science at Walmart, he has driven projects that cut analysis time by 90% with GenAI assistants, improved on-time delivery from 70% to 89% with deep learning predictions, and delivered multi-hundred-million-dollar operational savings through optimization SaaS. He blends academic rigor (PhD in Operations Research & Transportation Engineering) with hands-on cloud engineering across Azure and GCP, shipping end-to-end systems that incorporate ML, knowledge graphs, real-time ETL, and robust data governance. Comfortable leading cross-functional teams, Lei also mentors and teaches advanced analytics topics to foster an AI-driven culture. Based in Memphis, he pairs a practitioner’s focus on measurable business impact with creative problem solving—he once used NLP on aircraft maintenance logs to unlock over $100M in annual savings. Outside work he writes about his experiences and balances technical leadership with family life as a husband and father.
10 years of coding experience
14 years of employment as a software developer
Doctor of Philosophy (Ph.D.) Operations Research & Transportation Engineering, Doctor of Philosophy (Ph.D.) Operations Research & Transportation Engineering at University of Maryland - A. James Clark School of EngineeringMaster's degree Fire Risk Asseesment, Master's degree Fire Risk Asseesment at University of Science and Technology of ChinaBachelor's degree Fire Protection Engineering, Bachelor's degree Fire Protection Engineering at China University of Mining and Technology
Chinese, English
Github Skills (2)
comparator8
hortonworks3
Programming languages (2)
Github contributions (5)
stonefl/stonefl.github.io
Jul 2016 - Mar 2025
Lei Feng Website
Contributions:4 PRs, 1722 pushes, 4 branches in 8 years 10 months
leihadoopjavajekyllmachine-learning
stonefl/LearningHadoop2
Sep 2016 - May 2024
Contributions:2 PRs, 37 pushes, 3 branches in 7 years 9 months
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