Bangalore: Amitabh Chaudhry, Chief Executive Officer (CEO) of Infosys BPO, the business process outsourcing arm of Infosys Technologies, submitted his resignation to the company on Monday, in order to pursue other professional opportunities. Chaudhry had taken over as Chief Executive in March 2006. He grew Infosys' BPO revenues to $250 million last year from around $85 million in 2006. He took over from Akshaya Bhargava in 2005 to lead Infosys' BPO business as its CEO, and played an instrumental role in several strategic initiatives including $38 million acquisition of McCamish Systems earlier this month. During his tenure, Infosys' BPO revenues grew at around 72 percent. Chaudhry is an engineering graduate from the Birla Institute of Technology and Science (BITS), and did his MBA from the Indian Institute of Management, Ahmedabad. However, an Infosys spokesman said, "It is a professional move, however he will be around the company for some time." Also, the spokesman declined to provide details about how long Chaudhry would serve the company.