Karl Rubin is a Grammy-Award winning Producer, Composer, and Pianist based in Los Angeles, California.  He has worked with some of the most prominent artists in the music industry including Justin Bieber, Swae Lee, DRAM, Lil Yachty, 6lack, Kris Wu, and more. 
Rubin is originally from West Palm Beach, Florida. He started to get into music early, playing drums at the age of 10 and keys when he was 18.  His biggest influences are Quincy Jones, Kanye West, Mike Dean, Jay Z, Rick Rubin, Diddy, and Dr Dre.  He moved to Los Angeles, California in 2013 to pursue his music career further. 
Rubin's biggest break came in 2015 when he earned a writing credit on Justin Bieber's song Where Are Ü Now in which he would receive a Grammy.   In June of 2016, he produced DRAM and Lil Yachty's hit song " Broccoli."  In April 2018, was listed as the Composer and Producer for Swae Lee's single "Guatemala."