IT Developer from 1983 having dealt with several operating systems, including mainframes OS and Windows. Development of programs in languages such as COBOL, Java, C, C++, Visual Basic, VBA, Clipper, Pascal. Web Development involving HTML, Javascript, PHP, ASP. Websites creation with Word Press.

IT Trainer from 1987 spanning Microsoft Office applications and others such as Lotus, Quatro Pro, and diverse word processors. Training people on the mentioned programming languages and Web development.

IT Consultant from 1991 by designing IT solutions and systems for business organizations.

Business Manager: Hotels, Real Estate, IT companies, various Business, and IT training centers.