Hình đại diện của wancheng
@wancheng
Cờ của China Shenyang, China
Làm thành viên từ Ngày 09 tháng 12 năm 2013
25 Đề xuất

wancheng

Trực tuyến Ngoại tuyến
I have more than 7 years of experience in mobile development and managing developer teams. [Core skills and experience] : ✔ IOS, Android (Java, Object-C, Swift, C/C++): iPhone&Android SDK, Xcode, Android Studio ✔ Hybrid App: React Native/Ionic/Phonegap/Cordova/Xamarin ✔ Web service: XML/JSON, REST/SOAP, PHP, Cloud backend: Parse, Amazon, FireBase, Twilio, MongoDB ✔ Map Kit, GPS based real-time user navigation and Tracking ✔ Chat & Messaging Engine: XMPP, OpenFire, OpenTok WebRTC, Ejabberd ✔ VOIP, Cloud Communication: Twillio, Heroku, Tokbox ✔ Facebook, Twitter, Linkedin, Instagram, Youtube, Pinterest, Vimeo ✔ Google Map, Foursquare, Geolocation, GPS, Open Street Maps Always focus on the quality of product and client's satisfaction. My solid experience provides development process smoothly, fastest and with high quality thus the apps are stable, scalable, transparent and user friendly. Please looking for your Good Friends with your project! The Man is ME! Best Regards.
$50 USD/Giờ
các đánh giá về 46
7.9
  • 94%Công việc đã Hoàn thành
  • 98%Đúng ngân sách
  • 90%Đúng hạn
  • 13%Tỉ lệ thuê lại

Portfolio

Các nhận xét gần đây

  • hình của christian2727 Hire an iOS Developer $4444.00 USD

    “He is fantastic, well responsive and gets the job done - 5 stars all around”

  • hình của carlramsay Project for Yanling L. $22500.00 USD

    “As usual, great job! [08 September, 2017] We work with him full time now he is very good [12 September, 2017] very happy [06 October, 2017] Good work. Continuing the project. [17 October, 2017] great. we keep working [06 December, 2017] Very Happy! Good communication and attitude”

  • hình của Chengyu Z. Project for Yanling L. $1120.00 USD

    “I love his work, I want to work with him again.”

  • hình của GH78 Hire a Mobile App Developer/Designer to refresh existing apps $3055.00 AUD

    “Very professional and a great web developer. Fixed all the issues with my apps very quickly! Will definitely hire again soon.”

  • hình của inklnews Write a feature for an iPhone application $555.00 AUD

    “Wancheng was an absolute pleasure to work with. He understood exactly what we wanted from the get to and delivered the project just as we wanted while being very communicative throughout the whole process. Will definitely hire again.”

  • hình của ocoRac Handle Action Buttons in Ionic / Onesignal App without running the APP €30.00 EUR

    “The trask was very difficult but he tried his best toget th ethe result.”

Trải nghiệm

Project manager & team leader

Aug 2013 - Jul 2016 (2 years)

I have experienced as senior mobile app developer and project manager & team leader for social networking app development.

Mobile App Developer

Aug 2008 - Mar 2012 (3 years)

I have received a good review from this company. Our team had made many mobile apps and games for people and all of them were good and perfect and made buyer very pleased.

Giáo dục

Master

2003 - 2007 (4 years)

Bằng Cấp

Sun JAVA (2008)

Sun JAVA

Apple certified iOS developer (2012)

Apple

Apple certified iOS developer

Android certified Android developer (2014)

Android

Android certified Android developer

Các xuất bản

Web Developer

I have experienced in Web development and backend api development. - WordPress, Drupal, Magento - Ruby on Rails, Python, [url removed, login to view], [url removed, login to view]

Chứng nhận

  • Preferred Freelancer Program SLA
    89%
  • US English Level 1
    85%
  • Android 1
    75%

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