Career
In January 2012, Mella and Jacopo Galimberti moved from Internazionale to Parma in a co-ownership deal, both tagged for €500,000. Company-currently Eloge Koffi Yao joined Inter for €1 million in co-ownership, made the deal pure player swap. Mella spent half-season in Parma"s reserve.
The following summer Mella moved to San Marino on a year-long loan deal.
On 20 June 2013 Parma acquired Nwankwo outright from Inter for €500,000 and sent Galimberti and Mella back to Milan for €1.85 million in a two-year contract. On 26 July 2013 Mella was signed by Pro Patria.
On 15 July 2014 he was signed by Pro Piacenza.
