Bosselmann attended Gonzaga University where she played as goalkeeper for the university.[1] In the 2023 season, she started all of Gonzaga's 18 matches and posted 10 shutouts.[2] Over Bosselmann's four years, she allowed the fewest number of goals (47) in program history.[1] She earned All-West Region and First Team All-WCC honors in her final season at Gonzaga and was also named Academic All-District and Academic All-WCC.[3]
Club career
In March 2023, Bosselmann was the 28th overall pick in the 2023 NWSL College Draft by the Washington Spirit.[3] She signed a two-year contract with an option for 2025 and is the backup keeper behind Aubrey Kingsbury.[4]