Francois Dion - Founder at Dion Research

Francois Dion

Founder at Dion Research

Winston-Salem, North Carolina, United States

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Summary

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Senior

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Top School

Francois Dion is a founder, data scientist and seasoned software leader with over two decades of experience in AI and 15 years managing and mentoring engineering teams. He leads Dion Research, building AI-driven data quality, anomaly detection and end-to-end analytics platforms, and contributes to notable open-source projects like Plotly and PandasGUI where he’s improved visualization rendering and UI features. Equally comfortable in research and production, he architects hybrid cloud/cluster solutions and specialty hardware for large-scale ML while shipping reproducible pipelines and secure data products. A polyglot coder and polymath with roots in symbolic AI and 13 years of modern machine learning, he also runs local tech communities (Python Piedmont Triad) and blends creative pursuits—music, photography and art—into his technical work. Based in Winston-Salem, NC, he’s available for advisory or contract roles and brings a rare combination of academic depth, hands-on engineering and product-focused entrepreneurship.

11 years of coding experience

19 years of employment as a software developer

Computer Science, Computer Science at Université de Montréal

Microelectronics, Microelectronics at UQAM | Université du Québec à Montréal

DEC sciences pures et appliquées, DEC sciences pures et appliquées at College Jean-de-Brebeuf

English, French, Spanish

Stackoverflow

Stats

381reputation

6kreached

1answer

0questions

Github Skills (20)

data-visualizations10

visualization10

python10

matplotlib10

pandas10

graph10

data-visualisation10

pyqt10

data-visualization10

windows-gui10

visualizations10

plotly10

javascript9

dataframe9

dataframes9

Programming languages (5)

TypeScriptShellHTMLJupyter NotebookPython

Github contributions (5)

adamerose/PandasGUI

Jan 2021 - Jun 2021

A GUI for Pandas DataFrames

Role in this project:

Full-stack Developer

Contributions:2 reviews, 31 commits, 12 PRs in 4 months

Contributions summary:Francois primarily contributed to the front-end and UI aspects of the PandasGUI project. They implemented features to enhance the data visualization capabilities, including adding support for lines+marker modes, hover names, and mirrored scatter facets on 3D scatter plots. They added options for auto-completion, display of categorical values, and added a button for saving plots as HTML files. Moreover, the user also worked on integrating the UI with backend components to allow for features like copy/paste functionalities.

data-analysispythondataframesdataframepandas-dataframes

plotly/plotly.py

Apr 2021 - Jun 2021

The interactive graphing library for Python :sparkles: This project now includes Plotly Express!

Role in this project:

Full-stack Developer

Contributions:1 review, 5 commits, 1 PR in 1 month

Contributions summary:Francois contributed to the `plotly/plotly.py` repository by fixing compatibility issues with Matplotlib versions and adding features related to drawing legend shapes within the plotting library. Their work involved modifying code related to the `mplexporter` module, the renderer, and test files, indicating a focus on integrating Matplotlib functionalities with Plotly. These changes aimed to improve the rendering of plots, especially those with legends and markers, enhancing the library's ability to translate and display matplotlib plots within the Plotly framework.

pythonjupyter-notebookchartingplotlyjsexpress

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