Tuhia he toenga mō tēnei wāhanga - I te tīmatanga he kaikawe hākinakina, i tīmata a Roleder ki te hākinakina i te 8 o ona tau i te wā i kitea ai e te kaiako hākinakina a Mr Grosser tōna tere rere, ā, i tono ia kia uru atu ki tana karapu rere, i reira i whakataetae ai a Roleder ki ngā tamariki 1<unk>2 tau te pakeke ake i a ia. I timata ia i tana whakataetae a-ao i te 2007 European Junior Championships i reira i mutu ai ia i te tuawha. I te tau 2011 i wini ia i tana mētara tuatahi a-ao i te European Under 23 Championships
i Ostrava.