Junior Caldera is a disc jockey from Paris, France. A multi-instrumentalist, Caldera was influenced by many musical styles and made rock music before becoming involved in house music in 2002 whilst working as a stage designer in a number of Parisian nightclubs.

To date, he has released one studio album and three official singles, two of which have reached the top 40 of the French singles chart. Aside from his solo career, Caldera has produced remixes for a number of musicians, such as Enrique Iglesias.

Following his move into electronic music in 2002, Caldera was given a residency at D! 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.Caldera continued to work on his solo career, and on 18 May 2009 he released his first studio album, Debut, which reached a peak position of #193 in the French albums chart.

The album featured guest a performance from Sophie Ellis-Bextor. To date, Caldera has released three official singles; "Feel It" was released in February 2008 but failed to chart, and "Sleeping Satellite" (a house remix of the Tasmin Archer track) was brought out on 15 September 2008 and reached a respectable #37 in the French singles chart, staying in the chart for 12 weeks.

His highest charting single so far was "The Way", which managed a peak position of #22 in France and has, as of 13 October 2009, been in the chart for 25 consecutive weeks.