Nyorai kuenderera mberi kweiyi ndima - Oeser wekutanga mukwikwidzi wepasi rose aive 2002 World Junior Championships muAthletics uye akapedza ari pachinhanho chechisere aine mamakisi e5405 mapoinzi. Akavandudza nhoroondo yake pachake kusvika pamakumi mashanu nemakumi mapfumbamwe nemakumi mapfumbamwe nemakumi mapfumbamwe nemakumi mapfumbamwe nemakumi mapfumbamwe nemakumi mapfumbamwe nemakumi mapfumbamwe nemakumi matatu nemakumi mashanu nemakumi mashanu nemakumi mashanu nemakumi mapfumbamwe nemakumi matatu nemakumi matatu nemakumi matatu nemakumi matatu nemakumi matatu nemakumi matatu nemakumi matatu nemakumi matatu nemakumi matatu nemakumi matatu nemakumi matatu nemakumi matatu nemakumi maviri nemakumi maviri nemakumi matatu nemakumi maviri nemakumi maviri nemakumi maviri nemakumi maviri nemakumi maviri nemakumi matatu
. Achikwira kumusoro kune vakuru vakuru, akapedza chechina mu heptathlon pa2006 European Athletics Championships muGothenburg uye akanga ari wechinomwe mumutambo pa2007 World Championships muAthletics. Oeser akanga ari wechigumi nerimwe pamitambo yeOlympic yeZhizha ya2008 muBeijing. Akagadza pachake zvakanakisisa 6493 pfungwa kuhwina sirivha menduru muna heptathlon panguva 2009 IAAF World Championships muBerlin. Gore rakatevera racho akanga ari paMusangano weErdgas muRatingen, Germany, achidzivisa mukwikwidzi wake wemumba Lilli Schwarzkopf kuti akunde nehuwandu hwe6427.