The developer who thinks they are so elite because they make their code hard for anyone else on the team to understand. Especially when they have access to operator overloading.

self <- ~~~cgr

If they are doing it on purpose they are not a good teammate. Also, in most instances simpler is better.

Decent comments, simplicity and proper function / class names truly show whether a programmer can actually think his own thoughts through in a way someone else would look at it.

Unnecessarily complicated code will get back at you once you have to support it.

Unfortunately some languages just encourage this. Perl and PostScript come to mind...