Anthony Jermaine White (born December 17, 1984), known professionally as J. White Did It or simply J. White, is an American record producer, songwriter, and DJ from Leavenworth, Kansas. He is best known for producing Cardi B's chart-topping singles, "Bodak Yellow" (2017) and "I Like It" (2018). Additionally, J. White produced "Savage" by Megan Thee Stallion featuring Beyoncé, which also hit number-one on the Billboard Hot 100, as well as "A Lot" by 21 Savage featuring J. Cole, which reached number 12 on the Hot 100 and won the Grammy Award for Best Rap Song.