product data management , bom management , Web Services, Json, Javascript, Oracle Agile Plm, Java, J2EE, Sql, Xml, Rest Apis, PTC Windchill, Agile SDK, Event Framework, ITK Development, Active Workspace customization, Windchill customization, enterprise integration patterns, Engineering Change Orders, Document Management, Siemens Teamcenter, Product Structure Management, Engineering Change Requests, Teamcenter BMIDE, middleware technologies, Workflow Configuration, Process Extensions PX