During his time with Jeunesse, Amodio achieved six championship titles and won the national cup thrice.
After serving as a player-manager for Belval Belvaux from 2009 to 2011, Amodio took on the role of head coach at Differdange 03 for the 2011–12 season.
Following a merger with CS Petingen, he became the head coach of the newly-formed Union Titus Pétange.
[7] However, Amodio, along with assistant coach Emilio Lobo, was let go on 3 October 2018, due to a lack of on-field success.
Amodio announced his departure from Differdange at the end of the 2020–21 season but was prematurely dismissed on 22 March 2021, following a 2–1 defeat against Mondorf-les-Bains.