The Ro-WAITER robot is designed to streamline restaurant operations by taking on the role of a server. Equipped with advanced sensors and AI algorithms, it navigates through the dining area, delivering orders with precision and efficiency. It can go through a narrow path of only 65cm, making it an ideal choice in complex and in the crowded environment. It can have a feature that is a dynamic real-time obstacle detection for safer and more flexible traveling. Our RO – Waiter that can automatically sense the Obstacle in front of it and avoid them by turning itself in another direction. This Design allows the robot to navigate in an unknown environment by avoiding collisions. The Robot can interact through voice commands and include voice recognition features, certian greetings can be pre-programmed.