Julieta was born in Mexico City and began her vocal studies at the National Conservatory with Irma González. In Poland she joined the Music Academy in Krakow, obtaining a degree in solo singing.
 
Her interest in Early Music led her to study at the Early Music Centre (Centre de Musique Ancienne) in Geneva, Switzerland where she studied Baroque singing and Medieval Music.
 
Julieta has performed with several ensembles of early music in Poland, France, Italy, Mexico and Switzerland and as a soloist  has performed at many different festivals: Festival d’Ambroney, Grand Théâtre de Genève, Òpera-Studio de Genève, Saisons Musicales of the Fondation Royaumont, Festival del Centro Histórico in Mexico City,Forum Musicum, Kalejdoskop Kultur and  Maj w Muzyką Dawną (Wrocław) and others.

She is member of the vocal ensemble Cantores Minores Wratislavienses and continues her solo singing with several ensembles of Eary Music in Poland and Europe.

Eduardo Martínez Marín is following