Oscar Seinen, also known by the alias Sig Racso, is a prominent Dutch DJ and producer renowned for the DJ's innovative contributions to the Electro genre. Based in the Netherlands, Seinen has become a regular fixture in the Amsterdam electronic music scene, frequently performing at the renowned venue All, Amsterdam. the DJ's dynamic DJ sets seamlessly blend deep Electro beats with driving rhythms, captivating audiences across the city and beyond. Over the years, Seinen has shared lineups with notable artists such as TomtecH, DJ Ruffneck, and Tommyknocker, solidifying the DJ's reputation within the global Electro community.

The artist's energetic performances and meticulous production style have earned the DJ recognition at various electronic music festivals and club nights throughout the Netherlands. Seinen's original tracks and remixes exemplify the DJ's mastery of the Electro subgenre, merging vintage synthesizer sounds with contemporary basslines that resonate with fans of underground electronic music. the DJ's collaborations and extensive DJ career have helped cultivate a dedicated following in Amsterdam, where the DJ's influence continues to grow. As Sig Racso, the artist has also gained acclaim for innovative live sets that emphasize experimental sound design within the Electro framework.

Throughout the DJ's career, Oscar Seinen has consistently pushed the boundaries of electronic music, earning respect among peers and fans alike. the DJ's deep-rooted connection to the Dutch electronic scene, combined with the DJ's versatile DJ sets, has established the DJ as a significant figure in the Electro genre in Amsterdam and the Netherlands.