You're a developer when you have a piece of code that you've written is in production. Until that happens, you're a coder, a programmer, a bug monkey. When you

You're a developer when you have a piece of code that you've written is in production. Until that happens, you're a coder, a programmer, a bug monkey. When you have code in production, that code is something you developed. You are a developer. It's the difference between an aspiring writer and a published one.