Pedzisa mutsara unotevera: Arnaudov akaberekerwa muBulgaria muna 1992. Mwanakomana wevapoteri veBulgaria muPortugal kubvira pazera remakore gumi nemaviri, akawana ugari hwePortugal musi wa2 Chikunguru 2010 (ane makore gumi nemasere). Kubvira ipapo akamiririra Portugal pa2011 European Junior Championships uye
2013 European U23 Championships mu shot put, asi yakabviswa mumutambo wekutsvaga nguva dzose. Muna 2014 akaputsa rekodhi yePortugal pasi pemakore makumi maviri nematatu nekukanda 18.80 m.