 Nyorai kuenderera mberi kweiyi ndima - Majchrzak akakwikwidza mumakwikwi e50 m freestyle uye 4 × 100m medley relay zviitiko pa2012 Summer Olympics. Akapedza ari wechigumi mumakwikwi emamita 200 akasunungukamumitambo yeOlympic yezhizha ya2016 achiisa rekodhi idzva yenyika ye1:46.30. 