Mejia, 26, posted a .296/.347/.502 batting line with 32 doubles and 24 homers in 559 plate appearances at Triple-A Gwinnett. He put up similar numbers a year earlier at Double-A Mississippi, and appears to have some good power potential. Across nearly 3,000 minor-league plate appearances, Mejia has maintained an .836 OPS while hitting 111 home runs and driving in 465.
Jaime, 25, had a two-year hiatus from American professional baseball before joining the Braves organization before the 2012 season. Jaime finished with a 3.16 ERA at High-A Lynchburg, struck out 73 batters and walked 33 in 51.1 innings. Prior to coming to the Atlanta organization, Jaime spent four years as a farmhand for the Washington Nationals. In 163 career minor-league innings, Jaime has struck out 219 batters and walked 104.
The Braves now have 30 players on their 40-man roster.