. Client is looking for an extremely strong Guidewire developer with C# or Java experience and minimum 9 years of industry experience in the following.· GuideWire Billing Center experience (v8 is preferable, but at least in v7)· Experience in Web Service development (soap and RESTful), web service security (mutual certificate authentication, WSE)· String coding skills in java language, XML transformation (XSLT), dealing with large xml/csv/fixed-width files, log4j, JNDI· Experience in entity modeling, data modeling (sql server), Interoperability between java and .net· Familiarity with application servers - jboss, tomcat; spring container, AOP, SMTP protocol, ETL technology· Good background in software architecture principles· Experience in Web Service development (soap and RESTful), web service security (mutual certificate authentication, WSE) String coding skills in C# language, ASP.Net, XML transformation (XSLT), dealing with large xml/csv/fixed-width files, log4n, nLog· Experience in entity modeling, data modeling (sql server), Interoperability between java and .net, ETL (preferably SSIS)· Familiarity with application servers - jboss, tomcat; spring container, AOP, SMTP protocol. Good background in software architecture principleJob Status: C2CEligibility: H1B or GC or USCDuration: 6+ months Contact: 703 349 1214 Share the Profiles to Mahesh@tammina.comKeep the subject line with Job Title and Location