Weintraub represented the United States at the 2024 Paris Olympics in the Women's team foil, where she won a gold medal.

[7] Weintraub won the U.S. national foil championship in April 2019, becoming the youngest person to accomplish the feat in nine years.

[7][8][10] She traveled to Tokyo, Japan, for the 2020 Summer Olympics (held in 2021) as an alternate for the U.S. team, although she did not compete.

[7] In May 2024 Weintraub won the gold medal at the Hong Kong, China World Cup, in a 163-fencer event, defeating among others fellow American and reigning Olympic gold medalist Lee Kiefer and two-time world champion Italian Arianna Errigo.

[6] Weintraub represented the United States at the 2024 Paris Olympics in the Women's team foil event.