Imagen de perfil de chengcaijin
@chengcaijin
Bandera de China Dandong, China
Miembro desde 27 de marzo de 2017
4 Recomendaciones

chengcaijin

En línea Desconectado
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 comentarios
7.7
  • 99%Trabajos finalizados
  • 99%Dentro del Presupuesto
  • 100%A tiempo
  • 33%Tasa de recontratación

Portafolio

Comentarios recientes

  • imagen de 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.”

  • imagen de EllingtonChun Project 16903099 has been deleted $450.00 USD

    “great”

  • imagen de DavidOping Some changes in the application $50.00 USD

    “Great Freelancer”

  • imagen de karimMak Project for Wang F. -- 5 $5220.00 USD

    “Great as always. Moving forward with tech !”

  • imagen de 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.”

  • imagen de 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”

Experiencia

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.

Educación

Bachelor Degree

2003 - 2007 (4 years)

Certificaciones

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

Verificaciones

  • Conectado a Facebook
  • Freelancer Preferido
  • Pago verificado
  • Teléfono verificado
  • Identidad verificada
  • Correo Electrónico Verificado

Mis habilidades principales

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