If you want to create your own plugins and themes and don't have any programming knowledge, the process of learning WordPress can take between 3 and 6 months. Beginners can learn the basics of WordPress in 14 days, but to complete advanced tasks you need a learning time of 6 months. To become an entry-level professional, it will take more than a year of classes, books, podcasts, blogs, and lots of practice. You can learn basic WordPress development and programming skills on your own or with the help of a web development course.
It can take between 6 and 12 months to acquire the essential knowledge to manage basic WordPress development tasks. After that, you still have time to master your craft and develop skills to become a fully professional WordPress developer. A full-fledged WordPress developer will have an extensive set of tricks and tools available to be able to finish and complete all the work related to WordPress. The Website Engineer website also offers webinars for a more visual view of the learning process.
It's one of the most detailed information manuals you can find when you're trying to learn how to create your own WordPress plugins and sell them. Full WordPress developers will be able to deal with all the front-end (visual) elements of a website, as well as the back-end elements (functionality).