Yeri debuted as the fifth member of Red Velvet in March 2015. She was then tapped to host the MBC music program Show! Music Core along with SHINee’s Min-ho and VIXX’s N. In September 2015, Red Velvet released their first studio album titled The Red, which received critical and commercial success. It debuted at the top of the Billboard World Albums Chart and South Korea’s Gaon Album Chart. In March 2019, Yeri’s self-composed solo song Dear Diary was released as part of the third season of SM Entertainment’s digital music project SM Station. In 2020, she hosted her own YouTube reality-variety show called Yeri’s Room. In February 2021, she made her acting debut in an episode of tvN’s Drama Stage titled Mint Condition. In April of the same year, she played the female lead role in the web series Blue Birthday. In 2023, she was cast as one of the leads in the web drama Bitch X Rich.

Yeri graduated from Hanlim Multi Art School. She is the eldest of four siblings.