Carlos Uriarte aka ZEBU 503 (El Salvador, 1999) is a Techno and Hard Techno DJ based in Barcleona. He's the resident DJ at Le Standard, a local bar in the neighborhood of Gràcia where he's been playing since the start of 2024. His influences come from high-energy styles like heavy metal, màkina or hardcore, which he's been listening since his adolescence, and have shaped his musical line.