 Arun was the founder and Chief Operating Officer of the India Today Group’s  online venture and was instrumental in setting up their online global syndication business.He later moved on to become the station director for the country's first 24-hour private FM radio station, Radio City (Indian radio station) 
and then became Vice President, Operations, of Microland's technical support business.In 2005 he led a start up as CEO called SEraja
funded by entrepreneur Rajesh Jain that addressed the media-centric management of events using the Internet and mobile phones.