As a Gatsby.js Developer, you’ll typically be involved in building and maintaining fast, static websites or web applications, often collaborating closely with design teams to transform mockups into responsive, high-performance user interfaces. Daily responsibilities commonly include integrating data from various sources using GraphQL, optimizing sites for speed and SEO, managing deployments, and maintaining code using tools like Git. You may also troubleshoot performance issues, develop custom plugins or themes, and participate in code reviews. Most projects require clear communication with other developers, designers, and sometimes clients, making teamwork a vital part of the role.