Purshottam Shivraj
Staff Data Scientist
San Jose, California, United States
Summary
👤
Senior🎓
Top SchoolPurshottam Shivraj is a Staff Data Scientist based in San Jose with 10 years of experience applying machine learning and statistical modeling to product and research problems, currently leading data science work at eBay. A Kaggle Competition Master and Gold medalist (Top 0.5%, Top 35 in the USA), he brings competition-honed expertise across NLP, computer vision and tabular modeling to production-scale analytics. He has a strong open-source orientation—authoring packages such as pyDHSVM, pybcoin and yodapy—and combines that with hands-on skills in Python/R, TensorFlow/Keras, PySpark and cloud platforms (AWS/GCP). Known for distilling large, messy datasets into actionable insights, he bridges research-grade modeling and business impact, from experimentation to deployment. He earned his Master’s in Data Science from the University of Washington and often leverages academic rigor in practical product settings.
10 years of coding experience
7 years of employment as a software developer
Master's degree Data Science, Master's degree Data Science at University of WashingtonHigh School, High School at Dav jawahar vidya mandir,Shyamli
Hindi, English
Github Skills (48)
capstone10
semantic-segmentation9
mask9
image-segmentation9
ocean8
object-detection8
machine-learning8
intrinsics8
neural-machine-translation7
avx7
opennmt7
mask-rcnn7
deep-learning7
data-access7
thrust7
Programming languages (5)
Github contributions (5)
havanagrawal/clomask
Dec 2018 - Jul 2019
Capstone Project for Clobotics: Using Mask R-CNN for Rigid/Non-Rigid Retail Consumable Product Detection
Contributions:54 commits, 9 PRs, 39 pushes in 6 months
pytorchcapstonecloboticsmasksemantic-segmentation
whaledr/cetus
May 2019 - Aug 2019
End to End Pipeline for whale sound classification.
Contributions:59 commits, 10 PRs, 109 pushes in 3 months
pytorchend-to-endpipelinedeep-learningend-to-end-pipeline
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