This case study delves into a significant project undertaken by a needCode engineer to implement BLE Mesh technology for a client’s processors, specifically designed for Smart Home applications. The engineer’s responsibility extended to developing a comprehensive application, referred to as the Gateway, for Android and iOS platforms. The application included network diagnostic tools for efficient mesh network management. The project’s timeline spanned nearly two years, during which rigorous testing and optimizations were conducted, resulting in one of the finest solutions in the market.