As you can read in my profile,I'm environmental engineer with over 10 years of experience in the world of GIS. I have used both proprietary software (ArcMap, GeoMedia, MapInfo) as free license (QGIS, gvSIG). In recent years I have gained experience in internet publishing results by webmapping using different programming languages: OpenLayer, Leaflet, Javascript, CSS, CartoDB, MapBox, etc ...