[zalew]

> I got pretty frustrated by the two "Senior" devs who seemed to take great pride in tearing my code and my decisions apart.

Two possibilities:

a) You got a glimpse of how your life on the job would look like.

b) Just like qualified specialists can be terrible interviewees, they can be terrible interviewers. They just screwed up.

[npinguy]

c) Push the interviewer to defend their decisions, and see how they react. If you can't defend your decision to intelligent people with strong opinions (!== assholes automatically), you won't make a good developer