Vaisman is Israel's national record holder in the 100 metres (11.38 seconds), having in July 2018 at 19 years of age at the Israel Athletic Championship in Tel Aviv broken a long-standing 46-year record of Esther Roth-Shahamorov going back to the 1972 Summer Olympics. In June 2019 at the 2019 European Games, Vaisman set a new Israeli national record in the 100 metres, running it in 11:35 seconds. In July 2019 she ran the 100 metres in 11.27 at the 83rd Israel Athletic Championships, lowering her Israeli national record. In 2019, she competed in the women's 100 metres event at the 2019 World Athletics Championships held in Doha, Qatar. She did not qualify to compete in the semi-finals.