It was in the series Rojo II 2007 where he was mentored by Argentinean Rock musician Zeta Bosio, former member of Soda Stereo.
At 18, Ramírez entered yet another competition, this time in the bigger Televisión Nacional de Chile (TVN) production Factor X in its first season launched in March 2011, where he was a finalist in the "Under 25" (14–24 years) category.
To American audiences, Ramirez is best known for having performed an improv audition just outside Jennifer Lopez's vehicle in the 2012 reality television series Q'Viva!
[3] He performed for Jennifer Lopez, Marc Anthony and Jamie King in order to win a permanent place at the Q'Viva live show in Las Vegas.
At the time he sang "Te Recuerdo Amanda", composed and popularized by Víctor Jara.