Support and further development of a purchasing system III

Several applications and interfaces to further systems are maintained and further developed, supplemented by various reports and documents in the communication between purchasing and suppliers. In addition to the implementation of extensions and new functions, tests are also carried out. Development and testing are carried out on the basis of concepts and agile procedures. In addition, test data is created. Additionally to surface tests, backend tests are also carried out. The most important interfaces are data provision for third-party systems and communication with a document management system.