Guillaume Liegard
Développeur at IGN (Institut national de l'information géographique et forestière)
Paris, Ile-de-France
Summary
🤩
Rockstar🎓
Top SchoolGuillaume Liegard is a seasoned Développeur based in Paris with a decade of experience building geospatial and 3D visualization tools, notably contributing front-end improvements to the open-source iTowns project for WebGL-based geospatial rendering. At IGN he has driven LidarHD to national scale, implementing parallelized processing, deployments with Ansible and Kubernetes, and leading agile teams using Scrum and XP. His toolbox spans C++, Python, JavaScript/Three.js, PostGIS and QGIS plugins, with a pragmatic focus on productionizing image segmentation and shape recognition from aerial imagery. Comfortable across full-stack and infrastructure concerns, he pairs low-level geospatial processing expertise with hands-on UI and tooling work. An early maker and product owner, he also has experience in multi-agent simulation and 3D UIs, reflecting a long-standing interest in interactive, data-rich applications.
10 years of coding experience
12 years of employment as a software developer
Ecole pour I'Informatique et les Techniques Avancées
French, English
Github Skills (9)
webgl10
threejs10
wfs10
javascript10
geojson10
visualizations9
3d9
visualization9
gis9
Programming languages (4)
Github contributions (5)
iTowns/itowns
Aug 2017 - May 2022
A Three.js-based framework written in Javascript/WebGL for visualizing 3D geospatial data
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:2 reviews, 81 commits, 62 PRs in 4 years 9 months
Contributions summary:Guillaume primarily contributed to the front-end aspects of the iTowns project, specifically focusing on extending and improving the examples. They implemented features such as point and line features, new key bindings, and debug UI tools. Additionally, the user refactored examples to use the new features and added example for collada models. They also addressed various bugs related to coordinate conversions and rendering.
wmsthree-jsgispointcloudwebmapping
gliegard/itowns
Jul 2018 - Jan 2022
A Three.js-based framework written in Javascript/WebGL for visualizing 3D geospatial data
Contributions:6 PRs, 102 pushes, 112 branches in 3 years 7 months
geospatialwebgljavascriptgeospatial-datathreejs
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