Wordpress and Wix already exist, as do similar things for phone apps. But when you need to customize those and add new plugins, themes or features and tie them

Wordpress and Wix already exist, as do similar things for phone apps. But when you need to customize those and add new plugins, themes or features and tie them together, you still need developers. If anything those tools and platforms create more opportunities for plugin and theme authors. The whole automation thing in software is nothing new. It just scales up demand for ever more kinds of complicated software products people want to buuild.