The Web Developer is responsible for designing, coding, and maintaining websites, including all aspects like layout, functionality, and user experience, by writing clean code using languages like HTML, CSS, and JavaScript to create visually appealing and user-friendly websites that perform well across different devices and browsers. He/She creates and enhances the overall website appearance using graphic/multi-media design software and designs site navigation that is clear and easy to understand. The Web Developer ensures sites remain scalable while complying with performance and security standards. He/She updates content based on input from marketing and documents changes in source code.