Hình đại diện của chengcaijin
@chengcaijin
Cờ của China Dandong, China
Làm thành viên từ Ngày 28 tháng 03 năm 2017
5 Đề xuất

chengcaijin

Trực tuyến Ngoại tuyến
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/hr
88 nhận xét
7.4
  • 99%Công việc đã Hoàn thành
  • 99%Đúng ngân sách
  • 99%Đúng hạn
  • 33%Tỉ lệ thuê lại

Portfolio

Các nhận xét gần đây

  • hình của stephen539 Project for Wang F. £7100.00 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.”

  • hình của EllingtonChun Project 16903099 has been deleted $450.00 USD

    “great”

  • hình của DavidOping Some changes in the application $50.00 USD

    “Great Freelancer”

  • hình của karimMak Project for Wang F. -- 5 $5720.00 USD

    “Great as always. Moving forward with tech !”

  • hình của 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.”

  • hình của 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”

Trải nghiệm

IT Manager

Jun 2015 - Feb 2017 (1 year)

I've worked as a Project Manager.

Mobile Developer

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.

Giáo dục

Bachelor Degree

2003 - 2007 (4 years)

Chứng nhận

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

Xác minh

  • Đã kết nối với Facebook
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  • Thanh toán đã được xác minh
  • Đã xác nhận qua điện thoại
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