Before joining FUB he was a postodoc (ERCIM Alain Bensoussan fellow) at INRIA Grenoble, France. He obtained his PhD at the DEIS Department, University of Calabria, Italy in 2009. His research interests lie in the areas of the Semantic Web, Graph Query Languages, Artificial Intelligence and Distributed Systems. He has authored about 30 papers published at top conferences and journal including CIKM, WWW, ISWC, AAAI, CCGRID, FGCS, and DKE. He serves as program committee member of conferences and workshops in the area of the Semantic Web and is involved in local and international research projects.