4 ms·Volunteer firefighters.by Hamuko 3y agoVolunteer firefighters.Hendrikto 3y agoAt least in Germany, they are not professionals working unpaid. They are just volunteers with other jobs. Not really comparable.Hamuko 3y agoNot everyone in open source is a professional software engineer.mminer237 3y agoIn many smaller communities, at least in the US, they are just volunteers with other jobs, but they still have to do hundreds of hours of training each year to keep all the certifications.willyt 3y agoIn Britain they are paid as well. They get a yearly retainer of ~£6k for being on 5 min standby and are also paid per call out.