Website Builder is an open source website building platform. I know that tools like this are often used by people who know a little about programming but can't get the job done without some help. If you don't understand programming at all, then the best solution for you is to find a specialist. For example, here https://lemon.io/hire-angular-developers/ is a special online service for finding outsourcing developers here, where they can help you in creating and managing your e-commerce.