Profile image of fastestJohn
Member since February 1, 2019
4 Recommendations


Online Offline
My skills are familiar with almost all program languages such as C++, C#, Java, PHP, JavaScript, Python, QT, and etc. I like the "FASTEST" and "PERFECT". I have rich experiences more than 7 years in Web development, C++, Android, IOS app development, C# and Unity 3D, Unreal Engine Game development, Java. Specifically, I can fix bugs and issues for a short time. I think the honest and integrity is more important to complete the project than skills. Of course, skill is also very important. I will do my best for all project and all my clients. My skills. ---- Unity 3D and Unreal engine game development ---- ---- C++, C# and Java programming ---- ---- Blockchain and Bitcoin ---- ---- Android and IOS app development ---- ---- SEO and Optimization. ---- ---- Python(Web Scraping and Python app) ---- ---- PHP and Javascript web development --- React Js, Laravel, CodeIgniter, WordPress, etc. Real estate, e-commerce site, shopping & booking site.
$60 USD/hr
81 reviews
  • 96%Jobs Completed
  • 96%On Budget
  • 98%On Time
  • 13%Repeat Hire Rate


Recent Reviews

  • image of Chris O. Fix the select text to allow me to change the text and url $30.00 USD

    “Excellent freelancer. I am very happy with his work as he have completed the project with my requirement on time. He is really quick and he have the great skills with full of knowledge. I would trust him more than others. I would hire him again if I need any work in the near future. Very highly recommended.”

  • image of Onno P. Project for Gavrichkov O. -- 5 €30.00 EUR

    “Delivered excellent work on creating an algorithm in C#”

  • image of Onno P. Project for Gavrichkov O. -- 4 €50.00 EUR

    “Very nice work on a little html/javascript project”

  • image of Patrick K. Create a simple upload script in PHP with database entry in MySQL $100.00 USD

    “He's done some great work. Super fast and he even added some minor thing I forgot to put into the project description. Very much recommended!”

  • image of Jim F. Private Project Gavrichkov $40.00 USD

    “Freelancer did an excellent job and would most definitely use him again. Thanks!”

  • image of Avery S. Project for Gavrichkov O. -- 3 $400.00 USD

    “Amazing work as always. Gavrichkov always delivers a great product. Do yourself a favor and just hire him, He is worth every penny. I will be hiring him again soon. Thanks for your hard work :)”


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