Pieter Roggemans
Geospatial Data Scientist
Antwerp Metropolitan Area Belgium
Summary
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Rockstar🎓
Top SchoolPieter Roggemans is a Geospatial Data Scientist with nine years of experience combining software development, GIS and remote sensing to deliver production-ready solutions for crop monitoring and aerial image segmentation. Based in the Antwerp metropolitan area, he applies (deep) learning to optical and radar satellite sensors while maintaining strong general IT and engineering foundations from an MSc in Electronics and ICT. Pieter is an active open-source contributor to cornerstone geospatial projects like GeoPandas and Shapely, where he has improved documentation, added tests, and extended functionality—work that highlights his focus on usability and robust spatial tooling. Colleagues rely on him to translate complex spatial problems into pragmatic pipelines that bridge data engineering, algorithm development and operational deployment.
9 years of coding experience
MSc in Electronics and ICT engineering technology (Ing.), MSc in Electronics and ICT engineering technology (Ing.) at KU Leuven Faculteit Industriële Ingenieurswetenschappen - Campus De NayerHigh school diploma, High school diploma at Scheppersinstituut Mechelen
Dutch, English, French
Stackoverflow
821reputation
6kreached
58answers
0questions
Github Skills (18)
pytest10
python10
testing10
pandas10
geospatial10
spatial-analysis10
spatial-data-analysis10
geospatial-analysis10
documentation10
api-design9
numpy9
sql9
shapefile6
shapely6
geopandas6
Programming languages (12)
Github contributions (5)
geopandas/geopandas
May 2019 - Mar 2025
Python tools for geographic data
Role in this project:
Technical Writer & Data Engineer
Technical Writer & Data EngineerContributions:21 reviews, 19 PRs, 108 comments in 5 years 10 months
Contributions summary:Pieter primarily focused on enhancing the project's documentation and improving its usability by clarifying the application of existing functionalities. They updated the documentation to reflect alternative database usage and migration from a different engine to pyogrio. Additionally, the user added tests for spatialite formats and introduced new parameters to existing functions, increasing the project's flexibility.
pythongeographygeographic-datapython-toolsgeopandas
shapely/shapely
Nov 2021 - Mar 2025
Manipulation and analysis of geometric objects
Role in this project:Back-end Developer & Technical Writer
Back-end Developer & Technical WriterContributions:32 reviews, 21 PRs, 139 comments in 3 years 5 months
Contributions summary:Pieter primarily focused on enhancing the Shapely library's functionality, specifically by adding new features and improving existing ones. Their contributions involved implementing parameters for the `make_valid` function, and adding the `minimum_clearance_line` function, as well as adding new tests for the new functionality. They also updated documentation, improving the user manual and API documentation for various functions. These changes indicate a strong focus on expanding the library's capabilities and clarifying its usage.
manipulationgeometricpythongeometry
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