Profile image of alldevhw
Flag of China Tieling, China
Member since July 24, 2018
0 Recommendations


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Embedded Engineer/Full stack developer Be a programmer since 1997. Embedded Engineer: since 2005. Be expert in SBC/Analog circuit /Digital circuit/ PCB layout/Micro controller Program(STM32/AVR/PIC/51 family)/Communication (wireless / wired /ZigBee/Bluetooth/GPRS). Have developed a lot of product, some of these are used in the China Airline system.
$30 USD/hr
3 reviews
  • 100%Jobs Completed
  • 100%On Budget
  • 100%On Time
  • 33%Repeat Hire Rate


Recent Reviews

  • image of levstremetskyi80 Project for Liu Z. -- 3 $2150.00 USD

    “Good job, on time & on budget”

  • image of levstremetskyi80 Project for Liu Z. $250.00 USD

    “Quick and excellent redesign of my outdated PCB. Good understanding of the requirements and not afraid to ask for extra information or my own ideas on the end solution. So: good and efficient co-operation. Does he ever sleep? Always immediate reply on the chat”

  • image of 3ps Project for Liu Z. $50.00 USD

    “Liu Z. accepted a small project that required programming expertise. He easily deciphered problems and worked with me faithfully till everything was perfected - to a T, and then some! He is patient, an excellent communicator and I will undoubtedly be working with him on large projects in the future. Hire him with full confidence!!!”


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