I am so burnt out of forced overtime.

Rage on them.

Learn to say "no". Or continue and collapse, that counts also as "no". Sort of.

@Fast-Nop i really want to switch jobs but the pandemic really cuts the options

@DevRage If you can't say "no" now, you won't say "no" at another job either. People who don't say "no" are always drowned in work.

A diplomatic way of saying "no" would be like, yes, but I'm already busy, so which other tasks shall be postponed?

It's your boss' job to decide on priorities, and sometimes, you have to force your boss to do his fucking job.

@Fast-Nop thanks for the advice.

I hope you have a 25% extra pay clause. I pity you if you don't.

@p100sch there is