There are no employers on this forum. I would recommend that you post a question in the Foreign Workers section of this forum to ask what web sites you should visit to find an employer.
To qualify to work as a nanny (live in caregiver) in Canada, you must either have one year of full time paid work experience in a related profession in the past three years - or six months of full time studies in a related area over the last three years. Do you meet one of these requirements?