I am very proficient in java. I have 12 years java developing experience. I have worked for 5 years, my work is online game developing, and mainly focus on server side, the language is java under linux, I am proficint in c++ also. I used java to make many great projects. For example, I made the tools which can convert PWScript(a script language created by our company) to c++ files. I made our own mobile games, and i am mainly responsible for the server side, and it was built using java. I can even show you the mobile game client. Please let expert help you.