It has a system called Blueprints that allows you to use a node-based system so you don't have to write any code at all. I haven't used Blueprints myself as I

It has a system called Blueprints that allows you to use a node-based system so you don't have to write any code at all. I haven't used Blueprints myself as I prefer their C++ option but I have seen a number of gamedev streams using Blueprints exclusively.