When I read his "I'm sick of..." part, I think you could replace most of that with any other industry (modifying the coding specific bits with industry specific

When I read his "I'm sick of..." part, I think you could replace most of that with any other industry (modifying the coding specific bits with industry specific bits). It really sounds like the root cause is hating working for a large company. I do freelance software development work and I experience none of those issues in my day to day. That includes never having done a coding interview in ~20 years of freelancing.