Phillip Kayode Moses was raised in Lagos State, and he started singing in church as a child. After attending high school, he worked with ID Cabasa, founder of the Coded Tunes label. He then began working with label signee Olamide, appearing on the rapper's 2011 debut Rapsodi and producing the majority of 2012's YBNL. Pheelz' debut single, "Hustle," appeared in 2012. Subsequent work with Olamide garnered Pheelz nominations for Producer of the Year at the Headies, Nigeria Entertainment Awards, and City People Entertainment Awards for several years. He released several singles throughout 2015 and 2016, including the Olamide-featuring "Son of Abraham" and "I.J.N.," and worked with artists like Seyi Shay, Runtown, and Mr Eazi. He produced multiple tracks on Fireboy DML's 2019 debut album, Laughter, Tears and Goosebumps.
In 2020, he was named Producer of the Year at the Headies for his work on Teni's Billionaire EP. He also released the amapiano-influenced single "One Life." Pheelz produced several songs on Teni's 2021 album WONDALAND, and also released his Hear Me Out EP the same year. Pheelz's song "Finesse," featuring Nigerian singer Bnxn, was released in 2022. The song went viral and topped charts in nearly a dozen African countries, also reaching number one on the U.K. Afrobeats Singles chart. Remixes featuring Bounty Killer and French Montana were released, as well as additional Pheelz singles "Electricity" (featuring Davido) and "Ballin." ~ Paul Simpson, Rovi