WordPress is web publishing software you can use to create a beautiful website or blog. It just may be the easiest and most flexible blogging and website content management system (CMS) for beginners. A WordPress developer is one who can make custom plugins and modules for WordPress. WordPress designer (a true one) is able to develop a theme around WordPress. WordPress Skills are Useful Even if You Don’t Want to Be a Developer. Knowing how to set up WordPress, customize a theme, and install plugins can save you tons of money when you’re just getting started. Marketers can also make use of WordPress skills. You can use it to create landing pages and for publishing blog posts.