Jaesung Ryu

Jaesung Ryu is a skilled Data Platform Engineer currently working at Toss since December 2025, with prior experience as a Data Engineer at wrtn technologies from July 2023 to November 2025, where responsibilities included operating Airflow-based batch pipelines and developing Kafka CDC pipelines. Jaesung also designed a churn prediction pipeline for AFI, INC, automating model training and monitoring while managing large datasets. Educationally, Jaesung holds a Bachelor's degree in Mechanical and Aerospace Engineering with a double major in Applied Statistics from Konkuk University, completed in February 2022.