Babysitter - Full-time / Part-time

Im looking for someone to just help take care of my son a few days a week like 3-4 hours over night or from the hours 5am-8 a.m. so I can rest. And be more awake during the day! I want him to do more tummy time. My baby daddy is no help except 4 hrs a day and thats 6pm-11 p.m. and hes mostly sleeping Im on morning shift until about 6 p.m. and I work until 11 and have to take care of the baby all night and be up all morning I need a break