 Nyorai kuenderera kwechikamu chino - Amoroso akatanga basa rake kukirabhu yekumusha Guarani FC muna 1992. Muna Chikunguru 1992, akakweretwa kuchikwata cheJapan cheVerdy Kawasaki J.League Division 1, kuhwina mikombe miviri yeJ-League, ndokudzokera kuGuarani FC makore maviri gare gare, achipedza 1994 Campeonato Brasileiro Série A semutambi wepamusoro mwaka. Muna 1996, akatamira kuFlamengo, asi akauya mukurumbira achitamba muItaly Serie A yeUdinese isiri yemafashoni mukupera kwema1990. Ikoko akatamba pamwe chete naOliver Bierhoff muchikwata chakatamba mutambo we343, achipedza mwaka wake wekutanga nekirabhu iri pachinzvimbo chechitatu muSerie A. Apo mutambi wepamusoro weligi Oliver Bierhoff akasiya kirabhu achienda kuAC Milan muna 1998, vazhinji vakafunga kuti Udinese Calcio yaizonetseka kudzokorora kubudirira kwavo, asi mwaka unoteveraAmoroso pachake akazova chinangwa chechikwata, uye ndiye aive akahwina zvibodzwa muSerie A aine zvibodzwa makumi maviri nezviviri. Mwaka wakatevera, akaendeswa kune vanodzivirira UEFA Cup uye Coppa Italia makwikwi Parma kune inoshamisa 30 mamirioni. Kunyange zvazvo chikwata akatanga mwaka zvakasimba, kuhwina 1999 Supercoppa Italiana, Parma haana zvachose kuzadzikisa kwavo zvinogona kuhwina League rokuremekedza, uye Amoroso haana kukwanisa kuenzana chimiro akakwanisa Udinese nokuda inodzokororwa zvinetso kukuvara; kirabhu akaita vakakwanisa kusvika 2001 Coppa Italia yokupedzisira, zvisinei. 