Jorge Arévalo is a computer engineer from Universidad Autónoma de Madrid, UAM. He started developing web applications with JS, PHP, and Python in 2007. In 2010, he began collaborating with PostGIS and GDAL projects after participating in GSoC 2009, creating the PostGIS Raster GDAL driver. He currently works as a technology trainer and Python/Django developer. He also organizes hackathons with others at http://hackathonlovers.com/. He has cowritten the book Zurb Foundation 4 Starter, for Packt Publishing. He has also worked as a reviewer for the books, PostGIS 2.0 Cookbook, OpenLayers 3: Beginner's Guide, Memcached, Speed Up Your Web Application, and QGIS Cookbook. All of these were published by Packt Publishing.