Boys Noize is the moniker of a German electro-tech producer and DJ, Alexander Ridha. It is also the name of Ridha's label, Boysnoize Records, which he set up in 2005.

Ridha was born and grew up in Hamburg, Germany. Between the ages of six and fourteen, he practiced piano and drums. At the latter age, he began to purchase records and produced music with programs. At sixteen, he started to produce in a studio with a colleague who would later be known as D.I.M. He taught Ridha engineering over the next five years. When he became 21 years of age, Ridha moved to Berlin.

Under the name Boys Noize, he has released records on French label Kitsuné Music, Tiga's Turbo Records label, and on DJ Hell's International DeeJay Gigolo Records. He has also remixed tracks for Tiga, Para One, Feist, Kreeps and Depeche Mode, as well as popular remixes of British indie anthems "Banquet" by Bloc Party and "Everyday I Love You Less and Less" by Kaiser Chiefs. Boys Noize's tracks and remixes are played by DJs such as Erol Alkan, SebastiAn, 2 Many DJ's, Tiga and Justice.

Alex has also released EPs under the names 909d1sco and Kid Alex.