René-luc D'hont - Gérant-Fondateur

René-luc D'hont

Gérant-Fondateur

Montpellier, Occitania, France

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Summary

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Rockstar

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Top School

René-luc D'hont is a founder and technical lead with 15 years’ experience building open-source geospatial software and rich web map clients from Montpellier. As Gérant-Fondateur of 3liz he combines deep OGC standards knowledge with hands-on expertise in OpenLayers, PostGIS, GDAL/OGR and Mozilla technologies to deliver complex spatial data valorization projects. He contributes to flagship GIS projects like QGIS—implementing GeoPackage support and server-side print selection—and drives both front-end UX improvements and back-end reliability in the Lizmap web client. Trained in AgroTIC and agronomy, he brings a practical domain perspective to spatial information systems, making him adept at turning domain-specific requirements into production-ready mapping solutions. An often-overlooked strength is his role as a European reference for Mozilla on geographic data, bridging browser tech and geospatial workflows.

15 years of coding experience

AgroTIC, AgroTIC at Montpellier SupAgro

AgroTIC, Agronomie et TIC, AgroTIC, Agronomie et TIC at AgroParisTech

AgroTIC, Agronomie, Système d'Information Géographique, Informatique, AgroTIC, Agronomie, Système d'Information Géographique, Informatique at Institut national agronomique Paris-Grignon

French, English

Github Skills (23)

javascript10

postgresql10

python10

qgis10

testing10

geographical-information-system10

gdal10

rs10

wms10

php10

gis10

database-management10

documentation10

back-end-development9

css9

Programming languages (11)

QMLC++ShellSchemePLpgSQLMakefileJavaScriptPHP

Github contributions (5)

3liz/lizmap-web-client

Aug 2012 - Jan 2023

Transfer a QGIS project on a server, Lizmap is providing the web interface to browse it

Role in this project:

Full-stack Developer

Contributions:94 releases, 551 reviews, 2989 commits in 10 years 6 months

Contributions summary:René-luc's commits primarily involve enhancing the front-end and back-end functionality of the Lizmap web client. The contributions include fixing bugs related to datepickers, and form interactions, and modifying the QGIS form class to support new features such as the color widget. The user also worked on improving the user interface with contributions to the CSS admin.css file and fixes to enhance UI/UX in the interface and in edition mode. Furthermore, the commits show expertise with integrating and configuring QGIS project elements, and handling data visualization.

pythonweb-interfaceqgis-serverjavascriptphp

qgis/QGIS

Apr 2012 - Jan 2023

QGIS is a free, open source, cross platform (lin/win/mac) geographical information system (GIS)

Role in this project:

Back-end Developer & QA Engineer

Contributions:168 reviews, 1477 commits, 707 PRs in 10 years 10 months

Contributions summary:René-luc primarily contributed to the QGIS project by adding and enhancing GeoPackage support within algorithms, specifically in the convertformat algorithm. They also worked on bug fixes related to database management, particularly addressing an issue with unique combo settings in SQL layers within QGIS 3. In addition, the user made server-side updates, including reactivating print selection capabilities and integrating the project's selection color in the GetPrint request for server 3.4, indicating a focus on both backend functionality and testing. They also updated the WMS GetPrint Selection test.

spatiallinwmsgeotoolsgis

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