Embedded Developer | IoT Expert | PCB Designer
With over 13 years of expertise in embedded systems design and development, I specialize in delivering cutting-edge hardware and firmware solutions across a range of industries. My core competencies lie in:
*Key Expertise*
Hardware Design & Development: Specializing in multi-layer PCB design (up to six layers), and leveraging industry-standard tools like Altium Designer, Cadsoft Eagle, and KiCad.
Firmware Development: Proficient in embedded C, C++, Python, and Shell scripting for microcontrollers and microprocessors, with a focus on optimizing performance for real-time systems and IoT applications.
Wireless Technologies Expert: Extensive experience in developing IoT products using WiFi (2.4GHz, 5GHz, 6GHz), BLE, Cellular (2G/3G/4G/LTE, NB-IoT), GPS/GNSS, ZigBee, LoRa, UWB, and more.
Protocols & Interfaces: Deep understanding of I2C, SPI, UART/USART, RS232, RS485, CAN, TCP/IP, J1772, with practical application in wireless communication and sensor integration.
IoT Solutions: Proven track record in delivering IoT-based solutions with seamless integration of wireless modules and sensors, ensuring reliability in real-world applications.
Cross-platform Development: Hands-on experience with various platforms including Raspberry Pi (zero/2/3/4), Beaglebone Black, STM32F, and ESP32, and operating systems like Windows, Linux, and RTOS variants (FreeRTOS, Zephyr, TI-SIMPLELINK).
*Specialized in Wireless SoCs*
Texas Instruments: TICC2530, TICC2640R2F, TICC2650, and more.
Nordic Semiconductor: nRF51822, nRF52840, nRF9160, nRF5340, among others.
Espressif: ESP8266, ESP32-S2/S3/C6, with experience in ESP-IDF and Arduino-based development environments.
*Advanced Sensor Integration*
Proficiency in integrating a variety of sensors, from environmental (temperature, humidity, pressure) to motion (accelerometer, gyroscope), and health-related sensors (heart rate), with a deep understanding of their interface protocols and power optimization.
*Evaluation & Development Boards*
Experience with a range of development platforms including ESP32, nRF52, Arduino, STM32, Raspberry Pi, and Beaglebone, ensuring versatile project implementation from prototyping to deployment.
My experience extends beyond just technical prowess—I bring a problem-solving mindset, a drive for innovation, and a commitment to delivering robust, scalable solutions for next-gen embedded systems.
Work Terms
40 hrs/week, USD35/hr
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