Belén Sosa is a DJ and producer based in Buenos Aires, Argentina, performing under the stage name djvelenosa.

Her music is an idealization of the 2000s clubbing culture in the USA, with most songs featuring direct samples of 2000s music alongside modern music and a dance/club instrumentation.

Belén started releasing music on May 1st of 2025, under djvelenosa on Soundcloud, with the song EFFIMERA ⋆˚࿔ (which at the time of release, was titled EFFIMERA_07)

Some time after releasing her debut EP, FRÍO, Belén was signed to LCD Records; with her first release under it being AUTOMATA for the Liquid Crystals compilation, a track featuring her friend Etérea.