He was elected to the Chamber of Deputies in 1997, from the single-member constituency 67 in Pando (covering areas in the provinces Nicolás Suárez, Manuripi and General Federico Román) as a Nationalist Democratic Action (ADN) candidate.

[2] As of 2002, Pinto served as Director of the Baptist Church, Technical Assistant of the Central Bank of Bolivia, president of the Cooperativa de Teléfonos, Cobija, member of the national directorate of the Telephone Cooperatives Federation (FECOTEL), president of the Electoral Court of Pando, president of the Asociación de Ganaderos, Pando, municipal council in the city of Cobija and departmental executive secretary of ADN.

He was granted asylum in Brazil but was not given safe conduct by Evo Morales Government to leave Bolivia.

This help was allegedly granted by the indirect influence of the Brazilian foreign minister Antonio Patriota.

[11][12] Molina died on 16 August 2017 at the age of 57 from injuries sustained in a small plane crash that he was piloting.