In my 3 decades in tech, something happens around 10K employees and it's irreversible. Amazon was amazing in evading that for so long in exchange for a brutal cheapskate internal culture they slapped the label "FRUGALITY!" upon to make it seem legit. There's probably a doctoral thesis or two in analyzing how it was both broken and working at the same time.
Between high paying job, stability, and culture, you can only pick 2.