Very inflexible and formulaic coding that doesn’t tend to build up the person. If you stay a long time at a Java shop, make it clear you weren’t in that type of role.
Amazon and AWS is built mostly on java
I know maybe a couple of guys who've had successful careers in cs despite having no degree. Those guys are especially talented and industrious. Real rock stars. I'm an average slob in comparison and I feel lucky to have my papers, as I have a decent track record of getting interviews. Small local companies seem to respond the best to my resume. Big places and remote jobs seem to have a much higher bar to clear.