Quinn is a Canadian professional soccer player and Olympic gold medallist who plays as a midfielder for National Women's Soccer League club Seattle Reign FC and the Canada national team. Quinn previously played professionally for Paris FC in France's top league Division 1 Féminine (D1F), Vittsjö GIK in the Swedish Damallsvenskan, as well as Washington Spirit in the NWSL. They were the first Canadian to play women's collegiate soccer at Duke University. Quinn previously represented Canada on the under-17, under-20, under-23 national teams.

Seattle Reign FC is an American professional women's soccer team based in Seattle, Washington. Founded by Bill and Teresa Predmore in 2012, it was one of eight inaugural members of the National Women's Soccer League (NWSL). In 2020, OL Groupe, the parent company of French clubs Olympique Lyonnais and Olympique Lyonnais Féminin, became the team's majority owner and the team played as OL Reign from 2020 to 2023. Laura Harvey is the team's head coach; she led the team to two consecutive NWSL Shield wins in 2014 and 2015 and a third in 2022.