After University, Dupuis joined the Brampton Thunder of the National Women's Hockey League.

During the 2000–01 NWHL season, Dupuis played with the Brampton Thunder and finished sixth in league scoring with 38 points.

[1] Dupuis continues to play for the Brampton Thunder, a team in the Canadian Women's Hockey League.

The pinnacle of her career was Team Canada's gold medal win at the 2002 Winter Olympics in Salt Lake City.

A graduate of General Vanier S.S. in Cornwall, Dupuis competed at OFSAA Provincial Championships for each of her five years.