Photo of Sean O'Halpin

Sean O’Halpin is the Lead Engineer in the BBC R&D Internet Research and Future Services section. He has over 20 years experience in programming, specialising in coordinating data processing systems, realtime communications and messaging systems.

At the BBC, he designed how iPlayer for Radio is scheduled, the data feeds and control systems for Visualising Radio and helped build the XMPP pubsub infrastructure. He has also worked on the DAB LiveText and Slideshow systems. Since joining BBC R&D, he has worked on various projects including media bookmarking, ingesting the Twitter Firehose, designing the RadioTAG protocol and a prototype of a programmable TV.

His main research interests are in information flow and control over realtime messaging systems from editorial and production to the home.