👉 Join engineering is a specialized field within software development that focuses on the design, implementation, and maintenance of interfaces between different systems, components, or services. It involves creating, managing, and optimizing connections—often referred to as "joins"—that allow data or functionality from one system to be accessed and utilized by another. This process is crucial in building scalable, modular, and maintainable systems, especially in distributed architectures where components are often developed independently. Join engineering encompasses tasks such as defining join logic, handling data consistency and integrity, ensuring performance optimization, and managing error handling to ensure seamless integration and communication between disparate parts of a system.