PhD in Computer Science from the Pontifical Catholic University of Rio de Janeiro (PUC-RIO). He coordinates LAVID (Research and Extension Center in Digital Video Applications), where he conducts research in the following areas: digital television, digital cinema, distributed multimedia applications, video distribution networks, distributed artistic performances, accessibility, information security, fake news, telehealth, and blockchain applications.

He participated in the development of the Ginga middleware, published as ITU-T and ITU-R recommendations, and adopted as the standard in the Brazilian Digital Television System and in several other Latin American countries. Its implementation is a software currently installed on approximately 100 million TV sets.

Other highlights of his research include the development of a system for storage, transmission, and display of 4K 3D videos called Fogo Player; the development of a platform to support distributed performances in dance, theater, and music called Arthron; the development of video servers for live and on-demand streaming, called DLive and DVod, which were used in RNP’s Digital Video Network and in USP-SP’s IPTV service; the accessibility software VLibras (used on the websites www.brasil.gov.br, senado.leg.br, and câmara.leg.br), executed 1.5 billion times per year; the development of technologies for registration, validation, and preservation of Digital Diplomas based on blockchain, which will be used in 270 public universities in Brazil; and finally, the development of the V4H health video system, which uses digital signature technologies, blockchain registration, and preservation to enhance security in the use of videos generated during medical consultations.

He was the coordinator of the REUNI program at UFPB and participated in its creation and implementation, resulting in an increase from 20,000 to 45,000 undergraduate and graduate students. He also serves as a member of the Deliberative Council of the Brazilian Digital Television System Forum and is a guest of Ancine’s Technical Accessibility Chamber.