Western family looking for live in helper

We are family of 4, Italian husband with 2 mix kids, 2.5 years old boy and 7 months girl. We live in Tin Hau. We are looking for a live in helper to mainly take care of our 2.5 years old boy and do the housework. Private maid room, salary plus food allowance and bonus. We would like someone at least has 6 years working experience in Hk and will be great has expat experience.