Profile image of xinhua8878
Bandera de China Shenyang City, China
Miembro desde 24 de junio de 2016
2 Recomendaciones


En línea Desconectado
Hello. I am an experienced iOS & Android Mobile App Developer who have been working on Mobile App Development for over 7 years. I have successfully developed various kind of iOS Apps such as Instagram-Style Photo & Video Sharing Apps, Tinder-Style Dating Apps, Chatting/Messaging Apps, Food Ordering Apps, and Utility Apps. I focus on delivering high-quality Mobile Apps with CPU Performance and Memory Management. Here are my experiences and skills. ✧ iOS Mobile App Development - Xcode - Swift / Objective-C - Auto-Layout / Storyboard ✧ Android Mobile App Development - Android Studio - Java / Kotlin ✧ React Native Mobile App Development - React.JS (Redux, Flux, Mobx) - GraphQL + Relay, Play Framework - Node.JS, PHP - MySQL, MongoDB, PostreSQL - SASS, CSS3, JavaScript, HTML5 I am looking forward to build great relationships with clients. Thanks.
$30 USD / hora
13 comentarios
  • 100%Trabajos finalizados
  • 100%Dentro del Presupuesto
  • 100%A tiempo
  • 30%Tasa de recontratación


Comentarios recientes

  • imagen de gncinp correct a problem with image cropping in iPhone app $127.00 USD

    “This was by far the best freelancer I have worked with. Gu J. has excellent English communication and knows the iOS development extremely well. Exact language and technical skills are very rate...I will use Gu as often as I can!”

  • imagen de ads3f1 fix xcode error $35.00 USD

    “great guy . thanks”

  • imagen de Mandi M. Fix a xcode7 (swift 2.0) app to make it run on xcode 9 (swift 4, 3.2) $40.00 USD

    “He just delivered perfect quality work in a short time, exceeding my expectations. Will definitely work again with him in the future! Highly recommended.”

  • imagen de ajnatural Project 15324550 has been deleted $100.00 AUD

    “Good work!”

  • imagen de dravaah Re-skin existing quiz app (Universal iOS) $300.00 USD

    “Gu J. delivered perfect quality work in a short time, and exceeded my expectations and hopes. Will definetly work again in the future!”

  • imagen de wfelix33 Build an app $2500.00 USD

    “xinhua8878 is the perfect freelancer. Very Responsive, Awesome Communications and Very Professional. He works well with your idea and comes through in a timely manner. He is on top of you so that you stay on schedule and is very on point with his work. I would recommend him for any project and am going to rehire him for additional projects. Freelancer numero uno. Thanks”


iOS App Developer

Jul 2011 - Nov 2011 (4 months)

I have built photo editing app for xyzLab company.



2003 - 2007 (4 years)


Professional Swift Developer (2016)


Awarded Professional Swift Developer from Codecademy

Objective C Expert (2016)


Awarded Objective C Expert from Udacity


HTTP Request Layer

Solved the problems in HTTP Request Layer.


  • Preferred Freelancer Program SLA
  • Numeracy 1
  • US English Level 1


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