Self-sovereign mapping. Run your own map. Keep web maps open.

I'm a geospatial engineer working at the intersection of open technology and international development.

• Cloud-native, self-hosted mapping
• Vector tiles and portable mapping systems
• Generative UI for spatial interfaces
• Distributed geospatial infrastructure

• Co-chair, UN Open GIS Initiative
• Lead, UN Smart Maps Group
• Lead, Quick Mapping Project (JICA × OpenStreetMap)
• Senior Advisor on Geospatial Information, JICA

• PMTiles
• MapLibre GL JS
• Tippecanoe, GDAL, and Unix CLI tools
• Generative AI

• UN Smart Maps Group: https://unopengis.github.io/smartmaps/
• JICA: https://www.jica.go.jp/
• GitHub: https://github.com/hfu

✨ Run your own map.