When I tried to fix the security issues, I quickly realized how this whole thing was a trap. Since I didn’t wrote it, I didn’t have a good bird’s eye view of the code and what it did.

This is where he lost me. Why didn’t he have a good birds-eye view of the code? So you just blindly accept contributions from the junior devs you work with, too? You should be reviewing every line of code the LLM produces, just like you do with everything else