He has a Master's degree in Software Systems from BITS, Pilani, India and a Bachelors degree in Electronics & Communication Engineering from MK University, India. He has 10 years of profound software experience in Travel, Telecom/Mobility, Healthcare, and e-commerce domains using technologies such as SOA, ESB, Web Service, Web Service Security, and J2EE. Prior to Perot Systems, he worked with Hewlett-Packard, India for five years in Mobility & SOA. He can be reached at G_Ayyapparaj@yahoo.com or ayyappan.gandhirajan@ps.net.