Profilbillede af chengcaijin
@chengcaijin
Flag for China Dandong, China
Member since 28. marts 2017
4 Anbefalinger

chengcaijin

Online Offline
Mobile & Web Application Developer
Welcome to my profile !!! Producing the "Highest Quality" work for my clients and to satisfy them 100% completely with work. My Top skills ✅ iOS (iPhone, iPad), Object-C, Swift, XCode ✅ Hybrid, React Native, Ionic, Angular ✅ Android, Java, Android Studio, Eclipse ✅ Web: Node, React, PHP, Laravel, Python, Ruby on Rails, Javascript, jQuery, CSS , AJAX I’ll provide the following service to you during work with you. 1. Daily Report. 2. 100% client ongoing satisfaction with perfect quality of product. Thank you :)
$45 USD/t
88 anmeldelser
7.7
  • 99%Jobs udført
  • 99%Indenfor Budget
  • 100%Til Tiden
  • 33%Genansættelsesfrekvens

Portfolio

Nylige bedømmelser

  • billede af stephen539 Project for Wang F. £5600.00 GBP

    “He's a very experienced developer, easy to communicate with, reliable, and a very hard worker. He's very good about follow-ups and variations, so you're not left in the lurch wanting changes. I'd give him a job if he was nearer.”

  • billede af EllingtonChun Project 16903099 has been deleted $450.00 USD

    “great”

  • billede af DavidOping Some changes in the application $50.00 USD

    “Great Freelancer”

  • billede af karimMak Project for Wang F. -- 5 $5220.00 USD

    “Great as always. Moving forward with tech !”

  • billede af PatryckValdez Proyecto para Wang F. $500.00 USD

    “Simply GREAT! He made all extra issues very fast and adjusted to budget very well, hes a great programmer and for sure i will hire him again on our IOS app developments. Im very hapy to meet people like him, responsible and very formal and professional.”

  • billede af PatryckValdez Convertir App Android en IOS $1200.00 USD

    “the exceded time wass all my fault i cant check the app. he was always pushinme to check and i cant do it... all my fault great workin with wang for sure more proyects to him come soon my pleasure to know him im very glad with his job and timing perfect”

Erfaring

IT Manager

ZZN Technology Co,.Ltd Jun 2015 - Feb 2017 (1 year)

I've worked as a Project Manager.

Mobile Developer

Beijing ChengLong Info Technology Co Ltd Apr 2012 - May 2015 (3 years)

I have got lots of experience iOS/Android application development with Objective-C, Swift, iOS SDK, Cocoa, Local and Push-notification, In-App purchases, Core Image, CoreData, CoreAnimation, CoreGraphics, Image Processing, Video Processing, Social Network, REST-API, JSON, CocoaPods, git I have developed lots of iOS apps perfectly and they are available in Apple Store.

Uddannelse

Bachelor Degree

Beijing University of Technology, China 2003 - 2007 (4 years)

Certificeringer

  • Preferred Freelancer Program SLA
    92%
  • US English Level 1
    77%

Verifikationer

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