João is currently working as a Senior Researcher at APNIC.
Previously, he has worked at ISC (Internet Systems Consortium) as Chief Technology Officer overseeing technical developments. Before that, he served as Chief Technology Officer at the RIPE NCC and later founded a consulting and research company, Bond Internet Systems. He also co-founded a DNS startup, Hivecast, which was acquired by Dyn Inc.
He has organised the RIPE plenary programme for around 7 years and launched the current RIPE Programme Committee.
In 2008, together with colleagues, João launched ESNOG to bring together Spanish ISP’s to interact with each other, an activity that continues to this day.