Early years Kim began skating in 2017 when she was in the fifth grade. Going on to compete on the
2024–25 ISU Challenger Series, Kim took the gold medal at the
2024 CS Trophée Métropole Nice Côte d'Azur. She was ultimately named as the second alternate for the
2024–25 Grand Prix Final. during practice at the
2025 World Championships In late November, Kim competed at the annual South Korean Ranking Competition, where she won the gold medal. One month later, Kim won the gold medal at the
2025 South Korean Championships, defeating two-time and defending national champion,
Shin Ji-a. With this result, Kim was named to the
2025 World team. At the
2025 Asian Winter Games in
Harbin, China, Kim placed second in the short program but won the free skate, securing the gold medal by almost eight points ahead of three-time and reigning World Champion,
Kaori Sakamoto. One week later, Kim competed at the
2025 Four Continents Championships in
Seoul, where she won both the short program and free skate segments, scoring personal bests in the process and winning the gold medal by exactly eighteen points over silver medalist,
Bradie Tennell. She became only the third South Korean women's singles skater to win Four Continents gold, after
Kim Yuna and
Lee Hae-in. Following the event, Kim said, "I was a little nervous because I wanted to show my best for the home crowd and I am glad I was able to do that. I wasn't feeling very well this morning, so I was worried about the performance. Fortunately, it turned out very well and I'm very satisfied with the result. I tried to get some confidence based on what I've accomplished at the Asian Winter Games." The following month, three days before the
2025 World Championships, Kim was in a car accident, which further worsened a lower back injury she was dealing with at the time. Despite this, Kim did go on to compete at those Championships, where she finished in tenth place overall. It was subsequently announced that Kim had decided to move to
Toronto, Ontario, Canada, to train under coaches
Lee Barkell and
Jeffrey Buttle, and that she would also make trips to
Seoul to continue working with
Choi Hyung-kyung and
Kim Na-hyun. In January, Kim placed ninth overall at the
2026 South Korean Championships. Consequently, she was not named to the
2026 Winter Olympic team. She subsequently elected to withdraw from the Four Continents Championships. == Programs ==