Burt recorded his first song at nine years old in a friend's basement.[3][6] He began to pursue music more seriously in his teenage years, while attending Etowah High School. Burt went by the stage name Trvllinese prior to releasing the EP We Are Aliens in 2018.[4]
Burt released his debut mixtape War in 2019.[8] Soon after, he began amassing a local fanbase. This popularity led him to be discovered by Taz Taylor, the founder of the record label Internet Money, who offered to sign him to the label.[9] Burt traveled to Los Angeles to consider this offer, but declined.[9] Burt had already befriended rapper Lil Tecca, and the two began writing songs together.[3]
On August 20, 2021, SoFaygo was featured on Trippie Redd's album, Trip at Knight, on the song "MP5".[13] On September 1, 2021, he released the song "Let's Lose Our Minds", being the lead single for Pink Heartz and his first release under Cactus Jack since his signing.[14][15] On October 8, SoFaygo was featured on labelmate Don Toliver's album Life of a Don, on the track "Smoke".[16]
Just a month later, on July 15, 2022, his reportedly leaked EP Babyjack appeared exclusively on SoundCloud, under the account 'prettyboyarchive'.[17] On October 17, 2022, four songs from his debut album Pink Heartz were released, with a feature from Ken Carson. He announced the November 11 release date for the album on the same day.[18] SoFaygo signed a recording contract with Def Jam in 2024 and is set to release his upcoming second studio album A Lil Kid Faygo.