I have more then twenty years of software development and in the last twelve years I worked three years with .Net / C#, ten years with Java / JEE and one year with mobile development with Objective C and Android. I have skill to programming for Oracle, DB2, SQL Server, PostgreSQL, mySQL and sqLite databases. I have expertise to develop web applications with javascript, css, html, jQuery, Ajax, WebServices, security, perfomance, multi-language and more.