She transitioned from ski racing to mountain biking in 2019 and quickly rose through the ranks, winning national junior titles in New Zealand before joining the UCI World Cup circuit in 2021. After recovering from a major injury at Red Bull Hardline in 2021, she returned strongly, securing her first podium finish at the UCI Downhill World Cup in Val di Sole in 2023. In 2024, Jess signed with CUBE Factory Racing and became the first woman to attempt the challenging Red Bull Hardline track, opening doors for female riders in extreme downhill events. Known for her fearless riding style, technical control, and rapid composure under pressure, Jess is widely regarded as one of the most exciting young talents in downhill MTB today.