6 years of Java dev&architect&manage experience, familiar with Spring, Mybatis, Struts2 and Jersey. As for database, master Oracle, Mysql , Postgre and Nosql(MongoDB, CouchDB, Redis). Hava good knowladge about OO and prototype about javascript, and familiar with jquery, AngularJS and Reactjs. BTW, I am a PMP(Project Management Professional) with CMMI5 experience, now I am using SCRUM in my team.