JavaScript — MERN Stack Roadmap
Programming language of the web: logic, interactivity and async behavior
Steps in JavaScript
- Syntax & Variables — beginner · var/let/const, data types, template literals and basic syntax
- Data Types & Operators — beginner · Primitive vs reference types, type coercion, comparison and logical operators
- Control Flow — beginner · if/else, switch, for/while loops and iteration patterns
- Functions & Scope — beginner · Function declarations vs expressions, arrow functions, closures, scope and hoisting
- Arrays & Array Methods — beginner · map, filter, reduce, forEach and common array operations
- Objects & Object Methods — beginner · Object literals, property access, methods, this keyword and prototypes
- ES6+ Features — beginner · Destructuring, spread/rest operators, template literals and default parameters
- DOM Manipulation & Events — beginner · Selecting elements, updating the DOM, event listeners and event bubbling
- Asynchronous JavaScript — beginner · Callbacks, Promises, async/await and the event loop
- Fetch API & AJAX — beginner · Making HTTP requests, handling responses and consuming JSON APIs
- Error Handling & Debugging — beginner · try/catch, custom errors and debugging with browser dev tools
- JavaScript Modules — beginner · import/export syntax, CommonJS vs ES Modules
- JSON & Data Handling — beginner · JSON.parse/stringify and working with structured data
Part of
- MERN Stack roadmap — the full learning path