He stopped pitching to focus on football,[2] and was named All-Area by the Dallas Morning News as a third baseman after batting .344 with 20 RBIs.

[14] He allowed five hits in seven scoreless innings over two appearances at the Double-A level,[15] then made his Triple-A debut with the Gwinnett Stripers on May 19, yielding his first earned runs on the 2023 season.

[18][19] He faced the Arizona Diamondbacks in his major league debut on June 4, pitching 2+1⁄3 innings of relief while recording three strikeouts and one walk.

[25] On June 26, Shawver was optioned back down to Gwinnett to make room on the roster for the Braves to promote relief pitcher Dereck Rodriguez.

[26] Smith-Shawver was invited to spring training before the 2024 regular season began,[27] but did not make the club and was optioned to Triple-A Gwinnett.