Web development for beginners who are want to start his career as an web developer.
You can learn basic from https://www.w3schools.com/
Roadmap https://www.w3schools.com/whatis/default.asp
STEP 1
Every Web Developer must have a basic understanding of HTML, CSS, and JavaScript.
Responsive Web Design is used in all types of modern web development.
ECMAScript 5 (JavaScript 5) is supported in all modern browsers. Take a good look at it, especially the new array functions.
STEP 2
When you feel comfortable with HTML and CSS, it is time to dig deeper.
You should learn how to use Maps, Fonts and Icons in HTML.
On the JavaScript side, you should learn how to access the HTML DOM.
You should also learn how to use AJAX and JSON for making server requests.
STEP 3
Choose Frameworks
Now it is time to look at some Frameworks.
On the CSS side you should choose a framework for reponsive web design:
Bootstrap / Material Design / W3.CSS
On the JavaScript side you should learn at least one modern framework:
React.js / Angular.js / Vue.js / W3.JS
Maybe the popularity of jQuery has passed the top, but it is still the most used JavaScript framework.
STEP 4
Back-End Roadmaps