Summary We are seeking a skilled IoT and Embedded Systems Engineer to lead the end-to-end development of connected hardware solutions, spanning from microcontroller-level firmware to robust cloud integration. In this pivotal role, you will collaborate closely with software and product teams to transform conceptual ideas into dependable devices capable of operating effectively in challenging real-world environments characterized by fluctuating power supplies and intermittent connectivity. Your expertise will be essential in ensuring the reliability, security, and efficiency of our hardware ecosystem. Responsibilities Architect and develop high-performance firmware for microcontrollers including ESP32, STM32, Arduino, and Nordic nRF series, primarily utilizing C/C++. Integrate diverse hardware components such as sensors, actuators, and communication modules for GPS, GSM/LTE, Wi-Fi, Bluetooth/BLE, and LoRa technologies. Create electronic schematics and PCB layouts using tools like KiCad, Altium, or Eagle, while overseeing the prototyping, validation, and initial production phases. Establish seamless device-to-cloud connectivity via protocols like MQTT, HTTP/REST, and CoAP, collaborating with backend engineers to optimize data pipelines and visualization dashboards. Engineer energy-efficient solutions and implement critical security features, including over-the-air (OTA) update mechanisms, encryption standards, and secure boot processes. Diagnose and resolve complex hardware and firmware issues using professional tools such as oscilloscopes, logic analyzers, multimeters, and JTAG/SWD debuggers. Produce comprehensive technical documentation, including test protocols and user setup guides to facilitate smooth deployment and maintenance. Monitor deployed units in the field, analyzing performance data to drive continuous improvements in device reliability and functionality.