 Club in Lausanne and in 2003 he won a mixing contest and was awarded to opportunity to warm up for David Guetta.He later moved on to electronic dance music and in 2007, his track "Sexy" became popular in many French clubs, reaching the top 5 of the French Club Charts.Following this success, Caldera was invited to remix tracks by various notable artists, including the Pussycat Dolls, Enrique Iglesias and Paul Van Dyk.