Devin Petersohn
Python Architect at Snowflake
United States
Summary
🤩
Rockstar🎓
Top SchoolDevin Petersohn is a Python architect and former CTO with a background in systems research and productizing data tools for real-world data science workloads. He co-founded Ponder and now works at Snowflake, blending startup engineering leadership with experience in large-scale data platforms. As creator of Modin during his PhD at UC Berkeley’s RISELab, he focuses on enabling data science at scale and translating research into production-ready libraries. His earlier roles span machine learning engineering at Intel and bioinformatics research, giving him a strong interdisciplinary grasp of data, performance, and domain needs. A former Korean cryptologic linguist in the USMC, he brings disciplined operational experience and cross-cultural communication skills to technical leadership. He combines academic rigor with practical shipping experience, making him effective at architecting scalable Python systems that meet scientists’ and businesses’ needs.
2 years of coding experience
7 years of employment as a software developer
Doctor of Philosophy - PhD Computer Science, Doctor of Philosophy - PhD Computer Science at University of California, BerkeleyAssociate of Arts (AA) Korean, Associate of Arts (AA) Korean at Defense Language Institute Foreign Language CenterUniversity of Missouri
Korean
Github Skills (30)
python10
snowflake10
data-science10
pandas10
data-analytics10
modin10
analytics10
dataframe10
scale10
api10
sql10
data-engineering9
ray8
optimization8
reinforcement-learning8
Programming languages (1)
Github contributions (4)
snowflakedb/snowpark-python
May 2024 - Feb 2025
Snowflake Snowpark Python API
Contributions:103 reviews, 15 PRs, 77 pushes in 9 months
data-analyticsapipythondata-sciencedataframe
modin-project/modin
Oct 2023 - Mar 2025
Modin: Scale your Pandas workflows by changing a single line of code
Contributions:2 releases, 34 reviews, 6 PRs in 1 year 4 months
analyticspythonline-of-codedata-sciencedataframe
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