OPERATING SYSTEMS o Dos, Windows y Linux. PROGRAMMING LANGUAGES o C, Pascal, Object Pascal, SQL, Java, UML, XML, JSP, Html, JavaScript. DEVELOPMENT TOOLS o Visio, Enterprise Architect, Oracle VM VirtualBox, SQLite Spy , PostgreSQL, MySQL, TOAD for Oracle, LDAP Browser, PhpAdmin, JBoss Server, Apache Server, CVS, SVN, Microsoft Office, Open Source Software, JIRA, Timesheet, Lotus Notes, Mercury, PeopleSoft, Workflow's Monitor, YPCS, MatLab y Octave, OrCad, AutoCad, Bloodshed Dev C++, Eclipse, Delphi 7.0, JBoss Developer Studio, NetBeans. COMPLEMENTARY KNOWLEDGE o Structured programming, objects oriented programming, databases, probability, statistics, accounting, physics, advanced mathematical analysis, numerical analysis, workflows, elaboration of reports, RUP, CMMI, frameworks, computer security, IT business.