When building modern web applications, the Backend for Frontend (BFF) pattern has emerged as an effective strategy to streamline communication between the frontend and backend services. This pattern enables you to design specific backends for each frontend, addressing unique concerns, and ensuring the best user experience. In this article, we will explore best practices for implementing the BFF pattern, including related aspects such as security, scalability, and maintainability. Code examples will provide clarity and demonstrate how this approach works in practice.