Good day to all, regarding web design and various web development and programming for business, I can say that I am not a very well-known person in these areas, but I can say that a good programming or coding expertise is enough to develop web applications. But I suggest don't go on theoretical content. Use your brain and add some amount of creativity to it as well. As far as programming languages are concerned, you should have a good command over the JavaScripts, C++, Python and others. Just imagine that there are people who understand their fields, so everything about Web applications, I advise you to try to contact rva, they are really professionals.