The Senior Web Developer designs, develops, and maintains web applications, ensuring optimal performance and security. Key responsibilities include leading web development projects, writing clean and scalable code, optimizing web performance, ensuring web security, mentoring junior developers, assisting the internal content development team and staying current with technology. The role requires strong technical skills in HTML, CSS, JavaScript, and modern web development frameworks, along with database and cloud experience. Excellent analytical and problem-solving abilities, and communication skills are also essential.