Feduccia made his professional debut with the rookie–level Ogden Raptors in 2018 and was promoted to the Single–A Great Lakes Loons after only three games.[1] In 2019, he split the season between Great Lakes and the High–A Rancho Cucamonga Quakes, hitting .275 in 72 games.[1] Feduccia did not play in a game in 2020 due to the cancellation of the minor league season because of the COVID-19 pandemic.[4] He was promoted to the Double–A Tulsa Drillers in 2021, where he hit .254 with 10 home runs and 35 RBI in 86 games.[1] 2022 was split between Tulsa and Triple–A Oklahoma City Dodgers, and he hit .238 with 15 homers and 51 RBI between the two levels.[1] In 2023 with Oklahoma City, he hit .279 with 11 homers and 57 RBI in 90 games.[1]
Feduccia was added to the Dodgers 40-man roster on November 14, 2023, in order to be protected from the Rule 5 draft.[5] He was optioned back to Oklahoma City to begin the 2024 season[6] and was promoted to the major leagues for the first time on July 27.[7] He made his MLB debut as a pinch hitter against the San Diego Padres on July 31 and flew out.[8] He recorded his first major league hit on August 25 off of Drew Rasmussen of the Tampa Bay Rays.[9] He had 12 at-bats in five games in the majors, with four hits and one RBI.[10] In 82 games for Oklahoma City, he batted .284 with six homers and 54 RBI.[1]