Qinqing Liu
Senior Data Scientist
Hoboken, New Jersey, United States
Summary
👤
Senior🎓
Top SchoolQinqing Liu is a Senior Data Scientist with a Ph.D. in Computer Science and Engineering and ten years of experience applying advanced machine learning and statistical methods to real-world problems across energy, retail, and healthcare domains. Currently at Walmart Global Tech and previously leading HPC-driven weather and outage prediction systems for the Eversource Energy Center, she blends deep research in graph neural networks, VAEs, and attention-based time-series models with production deployment skills in Python, Ruby, and Bash. Her work includes designing graph sparsifiers and octree-based 3D CNNs to boost computational efficiency—an indicator of her talent for marrying theoretical innovation with practical engineering. Based in Hoboken, NJ, she also has hands-on experience building visualization and analytics platforms with R and PL/SQL, and a track record of improving forecasting and anomaly detection in enterprise settings.
10 years of coding experience
6 years of employment as a software developer
Master of Science (M.S.), Biostatistics, Master of Science (M.S.), Biostatistics at University of ConnecticutBachelor of Science (B.S.), Information and Computing Science, Bachelor of Science (B.S.), Information and Computing Science at Beijing Institute of Technology
English, Chinese
Stackoverflow
422reputation
36kreached
2answers
4questions
Github Skills (110)
gbm10
xgboost10
dataflow10
python10
deep-learning10
gpu10
portable10
gradient10
gradient-boosting10
scalable10
distributed-systems10
java10
dask10
machine-learning10
boosting10
Programming languages (6)
Github contributions (5)
Luckick/EAGCN
Feb 2018 - Sep 2021
Contributions:33 commits, 27 pushes, 1 branch in 3 years 8 months
pytorchrelationalgraph-convolutional-networksdeep-learningmulti-relational
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