Maddie started cycling when she was 17 years old and joined a junior team out of Boulder, Colorado. She raced one year of criteriums and road races until the team set up a "Learn the Velo" day at the Colorado Springs velodrome and she was hooked. She has been a track sprinter ever since! As part of the USA national team, she has raced internationally at Junior World Championships, Pan-American Championship, Pan-American Games, UCI World Cups, and UCI World Championships. She has won two world cup gold medals in the keirin, as well as featured on the podium at PanAm Champs and world cup sprint events. She currently hold the flying 200m, standing 250m, and team sprint national records; and is a 17-time national champion.