Shivasagar Marri is a Java programmer with over 2 years of experience developing web and enterprise applications using technologies like Java, J2EE, Struts, Hibernate, JSP, and databases like Oracle. He has strong experience in the full software development lifecycle and has worked on projects involving new connection registration, accident reporting, file tracking, and an energy billing system. His skills include application design, development, implementation, testing, and integrating technologies like web services, SMS gateways, and communication with SAP.