China旗标 Dandong, China
21 人推荐


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Thanks for looking at my profile. I am a talented Mobile&AR developer with experiences for 10+ years. My major skills: 1. Augmented Reality App like PokemonGo, ColoringShow, etc. 2. Unity3D, Making 3D Model, C# 3. Hybrid App Development(Xamarin, Ionic, react-native) 4. Android, IOS app Development 5. Swift/Objective-C 6. HTML5, PHP, CSS 7. C++, C, QT 8. Augmented Reality Technology based on GPS I can provide High Technology, High Speed, High Quality. I'm happy to work for long-term with my clients. I promise your idea will come to reality.
$30 USD/hr
  • 97%完工率
  • 92%按预算
  • 90%按时性
  • 19%重雇率



  • Carlos D.的图片 Project for Xiaolong J. $1450.00 USD

    “He's an excellent freelancer. He meets all the goals and objectives within the project. I would definitively work with him again.”

  • Adam S.的图片 AI project $100.00 USD

    “Always great with his work, communication and have good manners!”

  • John S.的图片 C#, C++ Expert $35.00 USD

    “"Great work! Looking forward to the next project" Thanks”

  • Mukesh S.的图片 Android development data collector $100.00 USD

    “Top guy. Will hire him again.”

  • Luke W.的图片 build me a program in unity 3.8 $162.00 AUD

    “Xiaolong J really knew what he was doing, and was extremely helpful! thanks for the work! would hire again for more C# coding.”

  • Liang Z.的图片 Project 19874547 has been deleted $134.00 CAD

    “Great work was done within a short period of time.”


Augmented Reality Development

Jan 2013

I've developed Augmented reality mobile apps for 4 years. - "The friends under the sea" app is uploaded to google playstore and appstore in 2016 year. - "AR app Builder" is automatic builder for AR app. - "T-shirt AR" app is an Augmented reality app for T-shirt. These are only a part of my products. Above apps have many features like capturing video&image, sending via SMS, etc.

Hybrid Mobile App Development

Jun 2012 - May 2015 (2 years)

I've developed hybrid mobile apps for 3 years. I've master following frameworks: Ionic framework, react-native,xamarin, etc


  • Preferred Freelancer Program SLA
  • US English Level 1


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