Azaria is the pseudonym of Carlos Calderón, an experienced sound engineer, remixer, producer and studio manager at Rec Division Studios, a professional recording  acilities in Madrid.

His recording career began in 1996 and he has used a number of different a.k.a´s and band names, and released music in different styles on many record labels. He has also recorded music and has performed sound design for cinema and televisión. His recording credits includes a bunch of spanish and international indie bands as well as many urban music artist among others: Crystal Fighters, The Royal Concept, Codec&Flexor, Rels B, Zombie Kids, The Pharcyde (J. Swift), The Monks, Aqeellion , Ikki, Polock, Dorian, Cycle, Elyella djs, Ellos, Bravo Fisher, Atica ,Dano, Elio Toffana, Concha Buika, d.a.m.a. e.t.c.

Last year he went very busy doing mastering works for some of the best artist from the Nu Disco - Cold Wave Scene ( Cabaret Nocturne, Dawad, Alda, Ivan de la Rouch, Montcosmik, Cannibal Ink, John Parsley ...)

He was a founder member of the electronic rock band Cycle (PIAS Spain, Subterfuge records) with whom made three albums and presented live acts at Sónar festival, Duo Exchange Tokyo, Razzmatazz Bcn, Pop Komm Berlin, Audiovisia festival Milano, FIB festival Benicássim e.t.c.

Azaria is actually releasing music with his side project Dirt Track ( With his pal J. Busto, producer and Logical records label manager) He has released music at Roam  recordings, Nein records, Emerald & Doreen rec. , Sub:Sonic , Logical Records, Golden Soul e.t.c.