Front-End Development: Understanding of HTML, CSS, JavaScript, and modern front-end frameworks (e.g., React, Vue, Angular). Back-End Development: Knowledge of server-side technologies, databases (SQL/NoSQL), and APIs (RESTful, GraphQL). Version Control: Proficiency with Git and GitHub for collaboration and code management. Web Performance Optimization: Techniques for improving loading speeds and overall application performance. Responsive Design: Ability to create applications that work seamlessly on various devices and screen sizes. Testing & Debugging: Familiarity with unit testing, integration testing, and debugging techniques.