Early on he felt an inclination towards folk music of Puerto Rico showing his talent in meetings and family parties.
In 1993, just 15 years old, began his career with Karis Group, a group he merenguera being the main vocalist and composer from their successes.
In 1999 he signed with Elvis Crespo and together they produced a concept called Black and White created compositions of Juan Luis under the label of Sony Music.
In 2003, upon expiration of the contract under Sony Music, was chosen to be part of the international group Grupo Mania standing out as a singer and composer During his tenure with the group recorded a production called The Hour of Truth.
During his long career, Juan Luis "Juancho" has written and produced several hits for many artists such as tropical genus Tito el Bambino, Tony Tun Tun, Olga Tanon, Rakim y Ken-Y, El Torito, and Elvis Crespo among some.
Some of his hits as a songwriter include: Bandolier, La Amas Como Yo, Chocolate, Esa Nena Loves Me Not, Manecumbe up to you, I ask and pray, and etc ... In The Disco
This time, Juan Luis is released as a solo artist creating an urban style without losing the roots of merengue pump and has an orchestra backing her repertoire explosives and their new proposal. His name is Juan Luis and the neighborhood calls him Juanchooooooo.