Firkins engineered songs for artists such as Rihanna, Future, Young Thug, Jay-Z, Trina, Ciara, and Gucci Mane.
Firkins was exposed at an early age to a diverse range of music, from 1970s rock like America and Steely Dan, to classical composers such as Chopin and Beethoven.
[1] He started his career in the Rock and roll genre with the Louisville-based band Heaven Hill, originally known as Element H and later Breckinridge.
[citation needed] Firkins is credited with over 2.5 million records sold worldwide and was part of the Grammy nominated team which produced the Jay-Z album American Gangster which is certified platinum in the United States by the RIAA.
[3][4] Firkins was credited with engineering and mixing the Rihanna track "Loveeeeeee Song", featuring Atlanta rap artist Future, on the album Unapologetic.