Software development comprises the core activity of our company. We have strong experience in building multi-trier, data intense applications and have been continously improving our technical and methodological background and the supporting processes. This methodological activity represents a substantial value, which directly appears in the quality of our software products and solutions. The implemented systems operate everywhere with high reliability and low maintenance cost, which allows easy adjustment to continuously changing business demands. We can implement the above at a competitive price, through continuous fulfillment of quality assurance and quality criteria and demand, with continuous support. Quattrosoft Kft. has been developing corporate level Java based applications since 1999. Since the systems we develop are not isolated in themselves, but function in a changing and complex infrastructure of large corporations, we have amassed years of knowledge and experience in the flexible development, use and management of the integration environment.