Idja Yasasa is an experienced Indonesian domestic helper who previously worked in Singapore. She was born in Malang, East Java, and is 155 cm tall with a weight of 63 kg. She is Muslim, married, and a mother of two children aged 15 and 5. She comes from a family of five siblings and has completed secondary-level education. Idja is able to communicate in both Bahasa Indonesia and English. She is skilled in general housework, cooking Chinese food, and providing care for children, the elderly, and the disabled. She is willing to have one off-day per month.

In 2024, Idja worked for a Malay family in Singapore where she took care of two young children aged 2 and 1, as well as a newborn baby, while also handling daily household chores. From 2024 to 2025, she was employed by a Chinese family in Singapore, responsible for caring for an 85-year-old female elderly who required wheelchair assistance, in addition to managing general housework.