Hiring a part-time nanny is a big decision—your children's safety and well-being depend on it. Yet many parents rush through vetting because they're desperate to fill a schedule gap or bridge a childcare gap for just 10–20 hours per week. Knowing what warning signs to catch before you hand over your keys and your kids can save you from costly hiring mistakes.
Vague Employment History or Unexplained Gaps
A solid part-time nanny should be able to walk you through her last 3–5 positions with clarity. If she's evasive about why she left jobs, offers contradictory stories, or has gaps she can't explain, dig deeper. Part-time roles are common in childcare, but legitimate reasons should be consistent: "I moved," "My family situation changed," or "That family relocated" are straightforward. Vague answers like "it just didn't work out" or deflecting when you ask specific questions warrant a second call to that reference.
References You Can't Reach or Who Sound Hesitant
Never skip calling references. If a candidate provides outdated phone numbers, emails that bounce, or references who are hard to pin down, that's a yellow flag. When you do connect, listen for hesitation. A reference who gives one-word answers, seems surprised to hear the nanny's name, or quickly ends the call may be trying to avoid being honest. A genuine former employer or parent should speak confidently about the person's strengths and be willing to discuss specific examples.
No Background Check or Criminal Records
This is non-negotiable. A legitimate part-time nanny should expect and welcome a background check that includes criminal history, sex offender registry verification, and driving record (if she'll be transporting your children). If she resists, becomes defensive, or claims it's "too expensive" or "unnecessary," walk away. Most reputable nanny agencies and platforms (including Mercoly, which helps parents compare and find trusted part-time nannies) include background screening. A basic check costs $15–$50 and takes 1–2 weeks.
Unclear Payment Terms or Cash-Only Insistence
Protect yourself financially and legally. A professional part-time nanny should be comfortable with written payment agreements that specify:
- Hourly rate (typically $15–$18 per hour for part-time positions, depending on your region and her experience)
- Hours and schedule
- Sick day and cancellation policies
- Tax withholding arrangements
If she insists on cash-only payments with no receipt or paperwork, you're exposing yourself to liability and leaving no record in case of disputes. Legitimate childcare providers understand that structured payment protects both parties.
Lack of CPR or First Aid Certification
Most parents expect part-time nannies to hold current CPR and First Aid certification—especially if she's caring for infants or toddlers. If she doesn't have it and isn't willing to get it, question her commitment to safety protocols. Certification costs $50–$100 and is valid for 2–3 years. This isn't about being overly cautious; it's about having someone trained to respond in an emergency.
Unwillingness to Discuss Child-Rearing Approaches
Before hiring, have a conversation about discipline, screen time, meal prep, and developmental milestones. A good part-time nanny should be able to articulate her philosophy and ask you questions about your family's values. If she's dismissive, says "I do things the way I want," or won't commit to following your rules, that's a red flag. You need someone flexible and collaborative, not someone who treats your home like her own kingdom.
No Written Agreement or Contract
Even for part-time work, a basic one-page contract is essential. It should cover rate, hours, cancellation terms, confidentiality, and expectations. If she's unwilling to sign something simple, she's signaling she doesn't take the role seriously or wants an "escape hatch" with no accountability.
Frequently Asked Questions
Q: What should I pay a part-time nanny per hour? Rates range from $15–$18 per hour depending on your region, her experience, and certifications, with urban areas typically higher. Always research local nanny rates before making an offer.
Q: How many references should I call before hiring? Contact at least two recent references (ideally former families she's worked for), and follow up if answers seem rehearsed or incomplete.
Q: Should I run a background check even if I know the candidate personally? Yes—a background check is standard practice and protects both of you; personal connections don't replace criminal history verification.
Compare vetted part-time nannies in your area and hire with confidence using Mercoly.