Profile image of KOKTech
Flag of China Dandong, China
Member since April 4, 2019
6 Recommendations


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Welcome to our profile. We are the KOKTech team who has professional development skills and more than 10 years of rich experiences in embedded development including hardware design, OS and application software development as well as security fields. Here are our specific skills: 1) Software Development Skills -Mobile apps: Android, ios, React Native, Xamarin -Game development: Unity 3D, Unreal -AR/VR, FR apps -Windows Application and Drivers -Linux Application and Drivers -Security and Privacy System -Web development: Reactjs, node.js, Angular.js, D3.js -Machine learning: Tensorflow, Pytorch, Yolo 2) Hardware Development Skills - C/C++/Embedded C. - MPU, ARM, PLD and embedded system equipment. MCUs : RK family, AXX family, STM32 family, - Arduino - Linux-Embedded Try us and take a big benefit !!!
$30 USD/hr
51 reviews
  • 98%Jobs Completed
  • 90%On Budget
  • 92%On Time
  • 12%Repeat Hire Rate

Portfolio Items

Recent Reviews

  • image of Tony Gladvin G. ML.NET inferencing of ONNX models in C# $400.00 USD

    “Zhengang Y is a hardworking genius. Mathematically complex ML inferencing is completed with perfection. Highly recommended.”

  • image of Grzegorz T. Convert shader from WebGL to Unity3D £850.00 GBP

    “My first time on [login to view URL] and I'm happy that Zhengang Y. did my project. Good contact and finish before the deadline. Zhengang Y. is really worth to recommend. Greg”

  • image of Filip S. Separate bad quality faces (OpenCV) €200.00 EUR

    “Great job, again! :-)”

  • image of Gordon C. Project for Zhengang Y. -- 3 $180.00 SGD

    “excellent guy to deal with. always meets expectations and within time frame and budget. will hire again in the future”

  • image of Sun C. Project for Zhengang Y. -- 2 $1050.00 USD

    “It was great working with you. Hope to keep a good long lasting relationship. Great developer.”

  • image of Kevin B. Project for Zhengang Y. -- 2 $1300.00 USD

    “3rd time using and every time is better. Great work in embedded solutions.”


more than 10 years of development experience

Mar 2006 - Dec 2018 (12 years)

Our team had worked as senior developers in R&D department of CNB Electronic Co,LTD. During we developed many Embedded products including POS, Face Recognition System, DVB T2 receiver hardware design and software development ... Also we have many experiences in different embedded OS and applications development.


Master Degree

2000 - 2006 (6 years)


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