
ShengLin Gu
Level 1
Embedded Systems Engineer, PCB design Expert, Prototype, Firmware Development
Habilidades

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USD 20
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Experiencia laboral
Senior Embedded engineer
Dalian Shiliang Sci-Tech Co.,Ltd • Tiempo completo
Aug 2021 - Oct 2025 • 4 yrs 2 mos
I developed reliable and scalable embedded firmware for modern hardware systems. ✔ STM32 / ESP32 / Nordic ✔ FreeRTOS / Embedded Linux ✔ Communication: UART, SPI, I2C, CAN, USB ✔ IoT Integration: MQTT, AWS IoT, Firebase Experience includes: - Real-time data acquisition systems - BLE-based healthcare devices - Wi-Fi monitoring systems - GPS and vehicle safety systems
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davidmatteso410

Estados Unidos
Excellent experience working with this developer. Communication was professional and responsive throughout the project. The firmware and IoT implementation were delivered with good code structure and stable functionality. BLE communication, sensor integration, and overall system behavior worked as expected....
Respuesta del Freelancer

davidmatteso410

Estados Unidos
It was a pleasure working with this freelancer. They were responsive, professional, and paid close attention to the project requirements. The quality of work was outstanding, revisions were handled quickly, and everything was delivered before the deadline. I would definitely work with them again.
Respuesta del Freelancer

manoj_kumar7172

India
Great experience with the PCB design revision—changes were implemented accurately and efficiently. Communication was clear and professional throughout the process, and I would definitely like to work together again.
Respuesta del Freelancer
alexyousefian

Reino Unido
Very knowledgeable and a pleasure to work with. Highly recommended.
USD 600-USD 800
Precio

Sistemas integrados e IoT
