A good Web Developer should have experience in designing, developing, and maintaining websites across multiple platforms. The most typical duties and responsibilities of the web developer include:Designing and building responsive and mobile-friendly websites optimised for different devices and browsersWriting clean, efficient, and well-documented code using languages such as HTML, CSS, XML, and JavaScriptImplementing and maintaining website content management systemsTroubleshooting and debugging issues to ensure websites are functioning correctlyStaying up-to-date with the latest web technologies and industry trends to ensure the website is current and secureCreating and managing databases for website functionalityEnsuring website accessibility and security to protect sensitive data and user informationMaintaining and updating existing websitesTesting both new and current website and correcting potential errors that may arise