Australian Chinese Family is looking for 2nd helper

We are looking for a second helper. Our current helper of 7 years is from Indonesia and looks after our 3 year old son as well as housekeeping, cooking and looking after our pet dog. We are expecting a baby early next year and will need more help at home because my wife and I both work.

Your duties will be planning simple healthy meals, shopping for groceries and provisions at wet markets and supermarket, keeping  record of expenses, cooking breakfast lunch and dinner, baking bread, serving meals, laundry, ironing, washing car, keeping the flat dust free and spotless, cleaning silver ware, polishing wood furniture, watering pot plants, monitoring the dehumidifiers, running simple errands,  etc..