Career
Galloppa is a central midfield playmaker with outstanding reading of the game, excellent vision and an ability to deliver incisive passes. Roma
In August 2006 he was loaned to Serie A club Ascoli. Siena
On 30 January 2007 he was loaned to A.C. (before Christ) Siena.
On 17 February 2007 he played his first club match for Siena against Milan.
Galloppa was sold to Siena on 9 July 2007, in a co-ownership deal for €1.1 million. In June 2008 Siena signed the remain 50% registration rights of Galloppa for €1.75M.
50% registration rights of Gianluca Curci for €1.75M. Roma signed keeper Artur for €750,000, Simone Loria for €2.8 million in exchange. Parma
On 26 June 2009 he left Siena to join Parma in a co-ownership deal, for €5M. Parma also signed Manuel Coppola for €3M and Siena signed Francesco Parravicini for €2.5M and half of the registration rights of Reginaldo for €2.5M. Galloppa instantly became a fixture in a newly promoted side that finished in an excellent seventh position in the 2009-2010 season.
In June 2010 the co-ownership between Parma and Siena on Galloppa and Reginaldo were renewed.
The following season was disrupted by injury and Galloppa was able to make only 11 appearances (six as a substitute) all season. Nevertheless, his registration was bought outright by Parma in June 2011.
Parma signed him for the pre-agreed price of €5M, which Siena got Reginaldo also for the pre-agreed price of €2.5M as well as full registration rights of Ângelo for €2.5M, which a year before was a free agent. On 31 July 2013 Galloppa injured himself in a friendly match against Olympique de Marseille (Anterior cruciate ligament of right knee).
Modena
On 8 September 2015 Galloppa was signed by Serie B club Modena F.C.
He capped for the Olympic team (U21 team) in 2008 Toulon Tournament. On 6 June 2009 he made his senior national team debut in a friendly match against Northern Ireland.