Изображение профиля CometJu
Флаг China Jilin, China
На сайте с 30 декабря 2018 г.
1 Рекомендации


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I have 8+ years experiences related to hardware and firmware development. - Electronics circuit design(schematic, PCB, simulation) - Microcontrollers(Microchip PIC, ARM, AVR, 8051) - Arduino projects(LED, various LCD, Keyboard, Mic&Speaker, Memory,...) - Wire/wireless communications (Ethernet, WiFi, Bluetooth, ZigBee, USB, RS232/485, CAN, I2C, etc.) - Device development and programming using FPGA/CPLD - sensors (temperature, humidity, precipitation, air pressure,...) - RF/Microwave Devices(active/passive) development I always will satisfy your needs perfectly and clearly. I can work in full-time, 12+ hours/day and can work in your timezone. Also will keep good communication. Best regards, Li.
$30 USD/hr
25 отзыва(-ов)
  • 96%Выполненные работы
  • 98%В рамках бюджета
  • 90%Своевременность
  • N/AРейтинг повторного найма


Последние отзывы

  • изображение Liam R. Design schematic and PCB files for SBC £525.00 GBP

    “Extremely good work.”

  • изображение Steven Z. Electrical Engineer needed to Develop a DisplayPort to MIPI LCD Converter $1600.00 USD

    “Comet was very professional. The project was more complex than I initially expected, but Comet negotiated with suppliers, helped with legal documents, and of course did all of the engineering to the highest standard. Highly recommended.”

  • изображение Tarek Mahmoud S. pcb controller $350.00 USD

    “profisional engineer , fast in work helpful”

  • изображение Sami S. PCB Design Gerber File £200.00 GBP

    “Friendly, hardworking and did an excellent job! Very satisfied.”

  • изображение Yousf I. Looking for a PCB designer $35.00 USD

    “There was a trouble to work with him but at least, we could get the final result. Thanks. His quality is good enough.”

  • изображение Turcanu I. Project for Li J. $100.00 USD

    “There was some argument with the freelancer, but we finally got satisfied result. I think he is professional and always want to learn something. I recommend this freelancer.”

Опыт работы

Hardware and Firmware developer

Apr 2014

I 'm working in this company as a Hardware and Firmware developer.



2009 - 2014 (5 years)


  • Preferred Freelancer Program SLA


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