- 2021 – Present: Director, BUSTAMANTE FABARA.
- 2013 – 2021: Senior Associate, BUSTAMANTE & BUSTAMANTE.
- 2011 / 2013: Civil and Commercial Judge of the Court of Justice of Pichincha.
- 2004 – 2011: Civil and Commercial Judge of the Court of Justice of Guayas.
- 2002 – 2004: Senior Associate, Law Firm ALVEAR & RIGAIL.
- 1986 – 2002: Legal Manager and Judicial Attorney of Banco del Pacífico S.A.
- 1979 – 1985: Assistant, Law Firm AROSEMENA & ALVEAR.