The 2009 International Conference on Software Technology and Engineering (ICSTE 2009) will be held in Chennai, India during July 24-26, 2009. The objective of the ICSTE 2009 is to provide a platform for researchers, engineers, academicians as well as industrial professionals from all over the world to present their research results and development activities in Software Technology and Engineering. This conference provides opportunities for the delegates to exchange new ideas and application experiences, to establish business or research relations and to find global partners for future collaboration. Submitted conference papers will be reviewed by technical committees of the conference.