Roland Jeannier
Senior Data Science Associate
Alexandria, Virginia, United States
Summary
👤
Senior🎓
Top SchoolRoland Jeannier is a Senior Data Science Associate with nine years of experience applying analytical rigor and engineering chops to financial and housing-sector problems at Fannie Mae. His background blends physics-trained quantitative thinking with hands-on software development—from Java-based identity/access solutions to full-stack automation—enabling him to translate messy data into production-ready models and pipelines. At Fannie Mae he progressed from design strategist to senior data scientist, delivering practical ML and analytics that inform business decisions. He also brings academic research experience automating data acquisition and bespoke instrumentation, a hint at his aptitude for tooling and reproducible workflows. Based in Alexandria, VA, Roland is comfortable bridging product, design, and engineering to move prototypes into scalable systems.
9 years of coding experience
9 years of employment as a software developer
The University of Maryland, College ParkPhysics, Physics at Loyola University MarylandHigh School Diploma, High School Diploma at Mount Saint Joseph High School
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (18)
plotly-express9
plotnine7
heatmap6
plotly-python6
seaborn5
altair4
python4
visualization3
pandoc3
matplotlib3
plotly3
data-science2
bokeh2
data-analysis2
data-visualization2
Programming languages (4)
Github contributions (5)
rtjeannier/play-test-explorer
Apr 2026 - May 2026
Contributions:154 pushes, 1 branch, 1 tag in 27 days
rtjeannier/jekyll-blog
Jul 2017 - Sep 2017
Contributions:27 pushes in 2 months
clean-blogstart-bootstrapcleanjekylljekyll-theme
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