In 2016, Gettys played for both Fort Wayne and the High–A Lake Elsinore Storm, posting a combined .305 batting average with 12 home runs, 60 RBI, and 33 stolen bases in 128 total games between both affiliates.
Gettys returned to Lake Elsinore in 2017 where he batted .254 with 17 home runs, 51 RBI, and 22 stolen bases in 116 games, and led all minor leaguers with 500 or more plate appearances with a strikeout percentage of 37.2%.
[7] Gettys spent 2019 in Triple–A with the El Paso Chihuahuas, slashing .256/.305/.517 with 31 home runs, 91 RBI, and 14 stolen bases over 128 games.
[10] Gettys began the 2021 season in Triple-A with the Worcester Red Sox, batting .201 in 46 games with five home runs and 14 RBIs.
[7] In August 2021, he began playing as a pitcher; in five relief appearances with the Florida Complex League Red Sox, he allowed two runs in five innings (3.60 ERA) while striking out five batters.