Joao became involved with the Internet in the early 90s during graduate
studies at Universidad Autonoma de Madrid and later as the network engineer in charge of all network services for the University.
From there he worked briefly with the Spanish Academic network and then onto RIPE NCC starting as a network engineer and becoming CTO.
Joao moved to ISC in 2003 where he has been involved in the development of BIND, DHCP, F root anycast and extending ISC’s cooperation with other Internet participants.
He regularly attends and speaks at RIPE, IETF, NANOG, APNIC, LACNIC and is on several working groups within these organisations.