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Flag of China Dalian, China
Member since May 11, 2018
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Dear client, Thank you for visiting my profile. As a high-skilled embedded system designer, developer and manager, I have full experience and rich knowledge in Embedded System Development. ========================= Skill Overview =============== 1) Rich Schematics and PCB designer - Over 10 years in designing using Altium Design Tool and Simulation Tools 2) Firmware Development - Rich experiences in C/C++/Embedded C - I like using various of MPU, ARM, PLD and embedded system equipment STM32 family, NRF51822/52832/nRF52840, CC2540/CC2541/CC26xx, ESP8266/ESP32, PIC16F/18F/33F, Atmega family, 8051 family, Arduino, Atmel, - Experience with Keil, IAR, Atmel Studio, QT IDE, Arduino, Visual Studio, - Rich experience in variant peripherals: UART, I2C, SPI, USB, Ethernet, Bluetooth, Wifi, Gyro/Accelometor, GPS, GSM/GPRS, xBee, Zigbee. - LED controlling wih Neopixels. I can adjust and work no matter what my client's timezone is. Thank you for your time!
$30 USD/hr
53 reviews
  • 89%Jobs Completed
  • 82%On Budget
  • 93%On Time
  • 10%Repeat Hire Rate


Recent Reviews

  • image of Andrew W. bugfix a ESP8266 based web to serial controller £200.00 GBP

    “Top Freelancer i will definatley use him again perfect project execution”

  • image of Andrey L. Andrey Lebedev $500.00 USD

    “he's the best freelancer I've ever worked with”

  • image of Eric P. Solve Baudrate Problem in Arduino $500.00 USD

    “Good Freelancer, and if there is new problem, i will ask him again”

  • image of Lawrence G. Convert Python Encryption into C++ that can run on a ESP32 WROOM-32 micro-controller £500.00 GBP

    “Really great working with Xiaoqi, was able to complete the task with little help. Would definitely recommend.”

  • image of Jeff W. Project for Xiaoqi D. -- 3 $400.00 USD

    “Haven’t have time to test the code yet, but video demo was promising. If the code works like the video demo then its good work, and i will hire xiaoqi again.”

  • image of Manfred H. Arduino programming $1682.00 AUD

    “I can state, that Xiaoqi D. was very diligent and dedicated to bring this project its successful end. He resolved any unforeseen issues along the way, has great programming knowledge, great communication skills and I will definitely work with him again. Thank you for your professionalism.”


Electrical & Embedded System Engineer

Jan 2012

I am working as Manager & Electrical & Embedded System Engineer.


Sep 2003 - Aug 2011 (7 years)

I was a project manager and leader for Embedded System Development.


Master of Computer Applications (M.C.A.)

1998 - 2002 (4 years)


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