Profile image of ybxqch8888
Flag of China Yanji, China
Member since 5 de outubro de 2015
0 Recomendações


Conectado Desconectado
I am a Senior Mobile App Expert and have been building iPhone/iPad/Android applications since the release of the iPhone SDK in 2008, working on over 50+ applications in my career. I hold a Master's Degree in Computer Science from the Suzhou University of Science and Technology. EXPERIENCE: Objective-C, 7 years Swift, 5 year Core Data, 5 years AV Foundation, 5 years Git, 8 years Xcode, 7 years iOS, 7 years SKILLS: Languages: Objective-C, Swift, C/C++, HTML5, Java, CSS, Ruby, Javascript Frameworks: Core Foundation, Core Data, UIKit, AV Foundation, Map Kit, Core Motion, Core Location, CFNetwork, Ruby on Rails Libraries/APIs: Facebook iOS SDK, AFNetworking, Facebook API, SQLite, Twitter API Tools: GitHub Pages, Git, Xcode, Adobe Photoshop Platforms: iOS, Parse, Mac OS X, iAd, Google Ad mob, iCloud, Amazon Web Services Misc: Keychain, JSON, Refactoring, Product Management, Product Development, Security, Computer Graphics, UI Design Storage: MongoDB, NoSQL, Amazon S3, EC2, MySQL
$45 USD/hr
11 comentários
  • 82%Trabalhos Concluídos
  • 100%No orçamento
  • 100%No Prazo
  • 18%Taxa de Recontratação


Comentários recentes

  • image of Billy B. React Native App update $155.00 USD

    “Hong is not reliable guy. He said that he can do it surely, but he did nothing and never response. Bad experience.”

  • image of Dumitru T. Project for Hong J. $20.00 USD

    “She is real Expert Developer. Good communicator and understands all requirements easily. 
And she delivered the job in time with full requirements perfectly. I appreciate her effort for this job.
I plan to work with her further. I Highly recommend her for your business success. 
Thanks a million.”

  • image of Valentin J. iOS App prototype with ARKit and Swift $100.00 USD

    “Hong is a brilliant programmer. It is a pleasure to work with her, She is hard working and an excellent communicator. She explained all materials thoroughly and assisted us with changes and edits in the prototype. :)”

  • image of sportekandrea Publish an IOS app in Itunes €55.00 EUR

    “Very professional developer! With very great comunication that make the different”

  • image of Valentin J. Project for Hong J. $100.00 USD

    “Her work was great. I will hire her again for the next projects. Thanks.”

  • image of Dumitru T. Adding in app purchase into my exiting app $85.00 USD

    “Perfect job! Quickly response and ability to find best solutions for the project. I enjoyed very much to work with Hong and will hire her with great pleasure for my next upcoming projects! Highly recommend to work with her!”



Apr 2010

I've built this project as individual contributor in GIS. I take a this job in UI/UX, back-end API, database side. I used xcode as IDE for UI/UX version and used codeIgniter for building back-end API. I also designed database with detail logic using mysql. I currently work as swift/obj-c expert in my company......


Master\'s Degree

2004 - 2008 (4 years)


  • Conectado com o Facebook
  • Freelancer Preferencial
  • Pagamento Verificado
  • Telefone Verificado
  • Identidade Verificada
  • E-mail Verificado

Minhas habilidades principais

Pesquisar Freelancers similares