Gabriel Roldán
Information Technology Consultant
Rosario, Santa Fe, Argentina
Summary
🤩
Rockstar🎓
Top SchoolGabriel Roldán is an Information Technology Consultant and seasoned open-source GIS engineer with 16 years of professional experience, based in Rosario, Argentina. A core contributor to GeoServer and GeoTools since 2003, he has deep expertise in Java-based geospatial server components, tile caching (GeoWebCache), and platform integrations such as GeoNode. Gabriel has led projects like GeoGig—an Eclipse LocationTech distributed version control system for geospatial data—and consistently delivers backend solutions focused on robustness, security, and scalability. His work blends hands-on bug fixes and API design with pragmatic refactors and unit testing, and he often tackles non-obvious edge cases in catalog and layer handling that improve production reliability. As a world-wide freelancer and longtime contractor for firms like Boundless and Camptocamp, he pairs community-driven open source practice with real-world deployments for governments and international organizations.
16 years of coding experience
22 years of employment as a software developer
Técnico Universitario en Computación, Computer Science, Técnico Universitario en Computación, Computer Science at Instituto Politécnico Superior Gral. San Martín
Spanish, English
Github Skills (22)
unit-testing10
api-rest10
geotools10
catalog10
back-end-development10
api-design10
restful-api10
testing10
authentication10
user-authentication10
java10
security10
wms10
javas10
rest-api10
Programming languages (11)
Github contributions (5)
GeoWebCache/geowebcache
Jan 2010 - Apr 2022
GeoWebCache is a tile caching server implemented in Java that provides various tile caching services like WMS-C, TMS, WMTS, Google Maps, MS Bing and more
Role in this project:
Back-end Developer
Back-end DeveloperContributions:19 reviews, 632 commits, 31 PRs in 12 years 4 months
Contributions summary:Gabriel's contributions primarily involve Java-based tile caching server development. They focused on modifying existing code to remove redundant elements, refactoring code by replacing hardcoded strings and constants with enums, and adding unit tests to validate core features such as seeding. The user also implemented changes to accommodate support for parameter filters, improving the flexibility of the server's configuration and operations.
geowebcachecachingtilewmswmts
geotools/geotools
Jun 2012 - Feb 2022
Official GeoTools repository
Role in this project:Back-end Developer
Back-end DeveloperContributions:2 releases, 20 reviews, 92 commits in 9 years 10 months
Contributions summary:Gabriel primarily focused on enhancing the GeoTools library by implementing internal functions and adapting existing code. They added a new internal function and modified existing classes to facilitate this functionality. Additionally, the user removed dead code and non-compiling tests from the old wfs module. The user also addressed several compile errors.
sqlserverpostgiswmsgeotoolsmongodb
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