Researcher + Developer, Universidad de Castilla La Mancha, Ciudad Real, Spain Nov. 2016 -
Freelance, Barcelona, Spain, 2015 - Nov. 2016
Researcher + Developer, 4d-life, Barcelona, Spain, 2014 - 2015
Researcher + Developer, Bityvip Technology, Zaragoza, Spain. 2012 - 2014
Professor, Universidad Autónoma del Carmen, Ciudad del Carmen, Campeche, México, 2003 – 2012. Head of the Computer Science Department 2004 – 2005.
Associate Professor, Universidad Católica Andrés Bello, Caracas, Venezuela, 1998-2003
Associate Professor, Universidad Simón Bolívar, Caracas, Venezuela, 1997-2003
Associate Professor, Head of the Computer Science and Mathematical Models, Center of Biomaterials, Universidad de La Habana, La Habana, Cuba, 1990-1996
Associate Professor, Computer Science Department, Universidad de La Habana, La Habana, Cuba, 1973-1989