Stefano Meschiari
Machine Learning Researcher at Sublime Security
Portland, Oregon, United States
Summary
👤
Senior🎓
Top SchoolStefano Meschiari is a machine learning researcher and technical leader with 12 years of experience translating rigorous astrophysics research into practical, trustworthy data science for security and product teams. Based in Portland, he has built and operated ML platforms and detection pipelines at scale—most recently powering Duo Trust Monitor and mitigating millions in fraud and churn at Stripe—while growing and mentoring teams through substantial organizational change. He excels at bridging Product, Design, and Engineering to deliver usable, explainable models and instrumentation, and pairs that with hands-on work in Python/Scala, Spark, and cloud ETL. Notably, his academic work produced widely used open-source tools for exoplanet discovery and an educational app played by millions, reflecting a rare blend of scientific rigor, product sensibility, and public-facing impact.
12 years of coding experience
13 years of employment as a software developer
Master of Science (M.Sc.) Astronomy and Astrophysics, Master of Science (M.Sc.) Astronomy and Astrophysics at Alma Mater Studiorum – Università di BolognaUniversity of California Santa Cruz
Italian, English, Spanish
Stackoverflow
580reputation
127kreached
2answers
0questions
plot
top-5%
latex
top-5%
Github Skills (39)
radial10
r10
ide10
binding10
latex10
modeling10
cran10
plot9
dictionary9
c-library9
classifiers7
django7
astronomer7
logistic-regression7
classification-algorithm6
Programming languages (5)
Github contributions (5)
stefano-meschiari/SAVE-Point
Aug 2014 - Dec 2015
Contributions:398 commits, 4 pushes in 1 year 4 months
stefano-meschiari/spark_workshop
Sep 2018 - Mar 2021
Contributions:12 commits, 18 pushes, 2 branches in 2 years 6 months
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