Debora Jille started playing badminton when she was almost seven years old. Just like her brothers Stefan and Ruben they first started playing tennis before picking up the sport of their mother, badminton in Houten and in Amersfoort. She won the women's doubles title twice at the Dutch National Badminton Championships in 2022 and 2023 together with partner Cheryl Seinen; and also won the mixed doubles title in 2022 with Ties van der Lecq. In the Dutch Eredivisie league, she is playing for BC Duinwijck. In the German Bundesliga league, she played for TV Refrath, while in Denmark in the Elite league her club is Vendsyssel Badminton Club.