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Embedded Firmware Engineer
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Senior Embedded Firmware Engineer
Freelancer.com • Full-time
Jun 2023 - Present • 3 yrs 1 mo
Embedded Firmware Engineer with 3 years of experience building reliable IoT devices from the ground up. Specialized in nRF Connect SDK and Zephyr RTOS, with hands-on expertise across a wide range of wireless protocols including BLE, Matter, Zigbee, LoRaWAN, Thread, Wi-Fi, and NFC. Experienced in delivering production-ready firmware with OTA update pipelines, MQTT and HTTP cloud communication, and hardware integration over SPI, I2C, UART, and RS485. Also develops cross-platform Flutter apps for iOS and Android — covering the full stack from silicon to screen.