you most likely not have a problem if your spending that much time outside of Thailand. In 2022 I had 8 visa exempt entries and spent about 200 days here. never a single question or comment. The problem is when you tourist visa 60 days extend 30 days and repeat with only leaving the country for a few days.
be careful with volunteering visas. if in the future you want to get a more robust long term visa you could be rejected. There have been several cases of this