Roberto Calvo started in the free software world in year 2000, coinciding with his student days at the Universidad Rey Juan Carlos (URJC) where he graduated. At this time participated in the organization of the Congress HispaLinux in 2003 and he developed the first live distribution of GNU / Linux for URJC’s students. Since the beginning of college is developer of JDEROBOT free software project, aimed at teaching in robotics. Currently, Roberto is a researcher in the group of free software GSyC/LibreSoftof the Universidad Rey Juan Carlos.
Since 2008 Roberto has been in the mobile section of the GSyC/LibreSoft group, where their efforts have focused on coordinating and develop with more people the first FLOSS (Free, Open Source) augmented reality system for Android (LibreGeoSocial), and co-organized with Google the first Android Developer Lab in Spain. In addition, he teaches android in the Free Software Master (URJC). One of his major interests is the existence of an Android community in Spain unde a philosophy of free software, for this Roberto attended Google I/O 2009 in San Francisco (CA), and he co-organized a Android Developer National Event, Trekking Android.