1. Requirement Analysis and application design. 2. Development of Sterling process 3. Development of the Existing Components 4. Working on Up-gradation of components 5. Technical understanding of OOPS, SQL, XML 6. Knowledge of EDI and concepts on EDI standards X12, EDIFACT 7. XML, Extensible Stylesheet Language Transformations (XSLT), and XPath 8. Application server architectures Java 2 Platform, Enterprise Edition (J2EE). 9. Working knowledge of Java and XML 10. Demonstrated knowledge of- java- programming (Servlets, JSP, EJB, JDBC, Swing). 11. Linux scripts 12. Java applets and utilities to support integration processes.