Her mother won a team bronze medal in the 1994 Asian Games, and her father, Yeo Hong-chul, was the 1996 Olympic silver medalist on vault.

[4] Then, she made her senior international debut at the Guimaraes World Challenge Cup and won the gold medal on vault.

[5] She was then selected to compete at the 2018 Asian Games alongside Ham Mi-ju, Kim Ju-ry, Lee Eun-ju, and Yun Na-rae.

Individually, Yeo won the gold medal on vault, and she placed ninth in the all-around, eighth on beam, and seventh on floor.

[7] Her final meet of the season was the Voronin Cup where she won vault gold, all-around silver, and floor exercise bronze, and she placed eighth on the uneven bars and balance beam.

This was the first time that a Korean female gymnast won a gold medal in the FIG World Cup series.

[19] She finished with an average score of 14.733 and won the bronze medal behind Brazilian Rebeca Andrade and American MyKayla Skinner.

[23] Yeo competed at the 2023 City of Jesolo Trophy, helping South Korea win the team silver medal behind Italy.

During the final, Yeo performed two clean vaults and won the bronze medal behind Rebeca Andrade of Brazil and American Simone Biles.