A gameplay developer is responsible for implementing and refining the interactive elements of a video game. They work with game designers to transform creative concepts into functional game mechanics. Their duties encompass coding and scripting game actions, character behaviours, artificial intelligence paths, and game rules. They often work on user interfaces, controls, and game balance. They also debug and refine gameplay elements based on testing feedback. A gameplay developer needs strong programming skills, usually in languages like C++ or Python, and a deep understanding of game design principles. Creativity, problem-solving skills, and passion for gaming are also essential.