Part-time jobs that fit around childcare, paralegal here

A cleaning company is taking applications for evening crews. I do not usually post, so bear with me. Shifts are four to six hours and the pay is weekly. Is the schedule really fixed?

I worked evenings at a hotel. The hours were steady and the team was friendly, but weekends were busy.

Check how they treat part-time staff for benefits. Some add them after a set number of hours.