HTML Basics

Semantic HTML

Forms and Validation

Multimedia Elements (Audio, Video)

CSS Fundamentals

CSS Box Model

Flexbox

Grid Layout

CSS Animations

Transitions

Keyframe Animations

Responsive Design

Media Queries

CSS Variables

CSS Frameworks (TailwindCSS)

Introduction to JavaScript

Functions (Declaration, Expression, Arrow)

Scope (Global, Local, Block)

Closures

Callbacks

Promises

Async/Await

Error Handling

Event Loop

DOM Manipulation

Event Handling

Object-Oriented Programming (OOP)

Prototypes

Inheritance

`this` Keyword

ES6 Features (Destructuring, Spread Operator)

JSON Handling

Fetch API

JSX

Functional Components

Class Components

Props

State

useState Hook

useEffect Hook

React Router

Context API

Redux

Hooks (useMemo, useCallback, useRef)

Form Handling

Two-Way Binding

Higher-Order Components

Lazy Loading

Component Lifecycle

Arrays

Linked Lists

Stacks

Queues

Hash Tables

Trees (Binary, BST)

Graphs

Sorting Algorithms

Searching Algorithms

Dynamic Programming

Greedy Algorithms

Backtracking

Recursion

Time Complexity

Space Complexity

HTTP Server

File Handling

Routing in Express

REST APIs

Middleware

Authentication (JWT, OAuth)

Session Management

Cookies

Error Handling

WebSockets (Socket.io)

File Uploads

API Rate Limiting

CORS

Testing (Mocha, Chai)

Security (XSS, CSRF, DOS)

Environment Variables

Debugging

MongoDB

Aggregation in MongoDB

Indexing

Relationships in MongoDB

Redis

Replication

Sharding

MySQL

Queries

Joins in MySQL

Normalization

ACID Properties

Transactions

Stored Procedures & Functions

Triggers

Optimization

Database Design

Version Control Basics

Branching and Merging

Pull Requests

Git Workflows (GitFlow)

Conflict Resolution

GitHub Collaboration

CI/CD with GitHub Actions

Node.js Deployment (Heroku, AWS)

CI/CD Pipelines

Docker

Containerization

Versioning

Load Balancing

Operating System

Computer Network

SEO Principles

GSAP Animations

Framer Motion

AI Tools (ChatGPT, GitHub Copilot)

Resume building

Interview Preparation

Mock Interview