Elsa Fayer made her television debut in 1984 at the age of nine in the program Vitamine hosted by Karen Cheryl.

In February 2005, she presented in prime time with Laurent Ruquier on France 3 the two programs of the French selection for the Eurovision Song Contest 2005.

In March 2011, she presented on TF1 the new reality program Carré ViiiP, but the broadcast was suspended the same month due to bad audience.

She presented in October 2014 the third season of the reality program Mon incroyable fiancé (French version of My Big Fat Obnoxious Fiance) in Miami on the second part of the evening.

In November 2016, she presents daily with Christophe Beaugrand the debriefing of the second season of La Villa des cœurs brisés on NT1.