Jobke Heiblom (born April 27, 1991), better known as Jay Hardway, is a Dutch DJ, producer and drummer. He is signed to Universal Music Publishing. He is best known for co-writing "Wizard" with Martin Garrix. The 2013 single became an international hit charting in Belgium, France and the Netherlands. The two had already collaborated in "Registration Code" in late-2012, and later again in early-2013 with "Error 404".