Senior Embedded IoT Engineer BLE, LoRaWAN & Gateway Development

We are looking for an experienced Embedded IoT Engineer to help develop and improve an IoT gateway system involving BLE sensor devices, LoRaWAN communication, MQTT telemetry, and cloud integration. The project includes embedded software development, gateway configuration, wireless communication integration, system debugging, and reliability improvement. Responsibilities - Review and improve the existing system architecture - Develop and update embedded firmware/software - Integrate BLE sensor communication - Configure and support LoRaWAN gateway functionality - Implement MQTT telemetry and cloud data flow - Debug hardware, firmware, and communication issues - Improve gateway reliability and recovery behavior - Support system integration and validation - Preferred Experience Embedded systems, BLE, LoRaWAN, MQTT, AWS IoT, Embedded Linux, IoT gateways, RF communication, wireless sensor networks, and hardware debugging. Project Phases Phase 1 Architecture Review & Development Planning Review the current system, define the development approach, identify technical risks, and prepare the implementation plan. Phase 2 Firmware & Gateway Development Develop or update embedded firmware, gateway software, BLE communication, LoRaWAN configuration, and MQTT/cloud telemetry. Phase 3 System Integration Integrate hardware, firmware, gateway communication, and cloud data flow into a stable working system. Phase 4 Validation & Reliability Improvement Run system testing, improve reliability, fix issues, and provide final documentation. To Apply Please share your relevant experience, similar IoT gateway projects, available tools, estimated availability, and which phases you can support.