Mainur Rahman is a Web Developer of MNP firm in Calgary, Alberta, Canada. 2010-2015, he was working through Circle Cardiovascular Imaging and Hire Ground Software companies for Head of Research and Development on PostgreSQL. He was Dr. Ha’s Head in Hire Ground Software, over 7 years of PostgreSQL experience. 2008-2010, he graduated MSc of Computer Science and Teaching Assistant and of University of Calgary, Alberta.