Jean co-founded Telestax, and in addition to his role as CTO, also runs the companies operations in EMEA. An experienced senior engineer and well known industry figure, he held roles at JBoss / Red Hat and Alten before joining Telestax. Jean was also a member of the Core Implementation Team at Mobicents, the first and only Open Source VoIP Platform certified for JAIN-SLEE 1.0.