[1] At the age of 12, Rubín joined the group Timbiriche, one of the most important and influential pop bands of the 1980s on the Spanish language charts.

He is best known for hits such as "Mágico amor", "Ámame hasta con los dientes" and "Princesa Tibetana".

He has from time to time lent his voice to broader pop culture activities, such as Mexico's Council for Communications-sponsored campaign singing in the all-star track "Por los Buenos Mexicanos"[4] Rubín has made several television appearances as an actor over the course of his career,[5] including small roles in telenovelas Lazos de Amor (1995) and Rebelde (2004), in which he also sang the title theme song.

He starred alongside Ricky Martin in the musical-romance telenovela Alcanzar una estrella II (1991).

[6] He is also frequently invited to appear as a performer or awards presenter at various Spanish-language pop culture ceremonies, in Mexico and in the United States.