Jesse Kardon, known as Subtronics, is an electronic music producer and DJ originating from Philadelphia, Pennsylvania. He is recognized for his intricate sound design and heavy bass music, blending complex rhythms with aggressive dubstep and riddim elements. Subtronics gained widespread attention with his 2019 GRiZ collaboration "Griztronics" and has since released major projects on his own Cyclops Recordings imprint, including his 2022 debut album "FRACTALS" and the 2024 album "TESSERACT". He frequently performs at premier venues and festivals, holding a residency at Wynn Nightlife in Las Vegas and headlining stages at Coachella, EDC Las Vegas, and Red Rocks. In late 2025, he released his third studio album "FIBONACCI", which set the stage for a massive 2026 North American arena tour.