Nele made her Deaflympic debut at the 1997 Summer Deaflympics and couldn't win any medal in the competition. She claimed her first medal at the Deaflympics in 2001, where she won the silver medal in the women's 800m individual event. Nele continued her medal hunt at the 2005 Summer Deaflympics by claiming gold medal in the women's 5000m event and bronze medal in the women's 10000m event. In the 2017 Summer Deaflympics, she clinched her first Deaflympic medal for marathon event after winning the gold medal in the women's marathon event. In 2016, despite her disability she participated in the women's IAU 50 km World Championships and secured silver medal in the event which was held in Doha.