Profile image of xinhua8878
Flag of China Shenyang City, China
Member since June 24, 2016
2 Recommendations

Never Give Up for Success

Online Offline
✬✬✬✬✬ High Quality + Fast Speed + Best Price ✬✬✬✬✬ I am a talented and passionate Mobile & Web Developer who possesses strong problem-solving skills and a drive to learn new things. I have over 10 years of experience developing Mobile & Web applications in a variety of languages , for clients and + 50 companies. ✅ Certificated Skills • iOS App Development (Swift / Objective-C / Xcode) • Android App Development (Java / Kotlin / Android Studio) • React Native / Ionic / Xamarin • AngularJS / NodeJS / ReactJS / Ruby on Rails / PHP • MySQL / MongoDB / Postgres / Redis ✅ Why you should hire me? • High Quality • Full Time (40+ hours a week) • Fast Response (24 hours / 7 days availability) • Good Communication Skills • Maintenance contract I always aim to maintain a long term relationship with my clients. Whatever you want, I will satisfy you with extraordinary speed, talent and passion. If you have any questions, please feel free to contact me and I’m happy to help! Thank you.
$40 USD/hr
13 reviews
  • 100%Jobs Completed
  • 100%On Budget
  • 100%On Time
  • 30%Repeat Hire Rate


Recent Reviews

  • image of 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!”

  • image of ads3f1 fix xcode error $35.00 USD

    “great guy . thanks”

  • image of 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.”

  • image of ajnatural Project for Gu J. -- 2 $100.00 AUD

    “Good work!”

  • image of 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!”

  • image of 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 & Backend Developer

Aug 2013 - Jun 2014 (10 months)

In this company, I have built social networking application such as Instagram.

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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