| 2005-2022 | Full Time Professor Engineering department Universidad Veracruzana, taught: Multivariable Calculus, Differential equations, numerical methods, linear algebra and analytic geometry of space. |
| 2018-2019 | Instructor, math department University of British Columbia, Vancouver Canada taught: math 200 multivariable calculus and math 101 Integral Calculus with Applications to Physical Sciences and Engineering |
| 1998 | Teaching Assistant. School of Mathematics, University of Minnesota, taught: Multivariable Differential and Integral Calculus, Finite Mathematics. |
| 1997 | Instructor. Instituto Politécnico Nacional, Escuela Superior de Cómputo, taught: Multivariable. Differential and Integral Calculus, Differential Equations, Methods of Applied Mathematics. |
| 1997 | Instructor. Instituto Tecnológico y de Estudios Superiores de Monterrey, Mexico City. Mathematics Department; taught: Algebra and Calculus. |