His career took another step forward after being discovered by producer DJ Self, a pioneer of the US Hard House sound . Jimmy saw first release in 2001 on Los Angeles's label Musik Faktory and quickly after released a storm of releases on Resistance Recordings (USA), Rotterdam Tekno (NL), Nemek Music (USA), and his own Hard Kryptic Records (USA) where his music was regularly licensed on top hard house compilations.
In 2006, Jimmy co-founded label group Hard X Music with fellow producer How Hard. Under Hard X Music, the duo started label Hard Kryptic Records whose catalog and its sublabels have celebrated many of the biggest names in hardcore and hard dance while focusing in pushing the best underground talent.