Quit. It doesn't sound like you're in a position (new hire, basic programmer) where you have the ability or influence to change the company culture... and with

Quit. It doesn't sound like you're in a position (new hire, basic programmer) where you have the ability or influence to change the company culture... and with a culture like that, it sounds like the company will be hitting rocky waters at some point -- if you're not happy with their practices now, you certainly don't want to be working your ass off for them when they're in trouble.