A Full Stack Developer is integral to an organization, proficient in both front-end and back-end development. They design, implement, and maintain web applications, ensuring seamless user experiences. Key responsibilities include coding, debugging, and collaborating in agile teams. Required skills encompass HTML, CSS, JavaScript, and server-side languages. Typically operating in dynamic environments, they work closely with designers, project managers, and system architects. Career progression includes roles like Tech Lead or Software Architect, offering growth into management or specialized areas.