Ong was inspired to play basketball from his father who was a varsity player while her mother initially opposed to the idea of her doing something that is considered as a "men's sport".
[4] The national team won its first gold medal in a regional tournament at the 2010 SEABA Championship for Women under Ong's watch.
[7] In 2016, Ong began coaching the women's team of her alma mater, the University of Santo Tomas at UAAP Season 79.
[8] The UST Tigresses under Ong ended the NU Lady Bulldogs's championship streak in 2023, in the finals of Season 86[9][10] She is the athletic director of Immaculate Conception Academy High School in Greenhills.
[2] In October 2023, Ong was reportedly named as the first commissioner of the Women's Maharlika Pilipinas Basketball League (WMPBL) which is set to hold its first season in 2025.