In 2017, he played for the Bowling Green Hot Rods where he posted a .249 batting average with 13 home runs, 61 RBIs, and 21 stolen bases over 104 games.

He missed all of the 2018 season due to injury, but returned to play in 2019 with the Charlotte Stone Crabs, slashing .226/.339/.412 with ten home runs and forty RBIs over 114 games.

[15] Whitley split the 2021 season between the Montgomery Biscuits and Durham Bulls, slashing .229/.338/.444 with 13 home runs, 35 RBIs, and 12 stolen bases over 88 games.

[17] In 2022, Whitley played in 88 games split between the Double-A Biloxi Shuckers and Triple-A Nashville Sounds, hitting a cumulative .220/.355/.385 with 10 home runs, 35 RBI, and 19 stolen bases.

[19] He was assigned to the Double-A Reading Fightin Phils to begin the 2023 season, but struggled to a .161/.226/.232 batting line with one home run and 5 RBI in 15 games.