Seriously want to move to Europe now. As a U.S. citizen and web developer, how hard is this to do? Can I just get a remote job here and then move? What are the

Seriously want to move to Europe now. As a U.S. citizen and web developer, how hard is this to do? Can I just get a remote job here and then move? What are the VISA issues? My biggest concern is that my salary won't be enough to pay my ~$1k/month student loan debt.