Feng/Nyman won gold at 2017–18 Pacific Sectionals to qualify for Nationals in their first season together. They won silver at 2018 U.S. Nationals in junior pairs after skating together for less than a year. As a result, they were named to the U.S. team for the 2018 World Junior Figure Skating Championships in Sofia, Bulgaria, along with winners Audrey Lu / Misha Mitrofanov. Feng/Nyman finished eighth at the competition. Combined with Lu/Mitrofanov's fifth-place finish, they earned three spots for U.S. pairs at the 2019 World Junior Figure Skating Championships for the first time since 2016.