[1] He began performing his songs on the radio station El Telégrafo for a program called "La hora agrícola".

Until then Cardenas had been a tango singer but asked Rubira to teach him to sing pasillo music.

His friends Olimpo Cardenas and Julio Jaramillo went on to international fame singing the type of music Rubira taught them.

Rubira was awarded the National Prize in Art "Premio Eugenio Espejo" in 2008 from the President of Ecuador.

[2] Two months before his death, he was announced as one of the recipients to be inducted into the Latin Songwriters Hall of Fame.