Ảnh đại diện của GoodJob4W
Cờ của China Yanjishi, China
Làm thành viên từ Ngày 15 tháng 06 năm 2017
10 Đề xuất


Trực tuyến Ngoại tuyến
Let's Make Your Dream a Reality Together! This is Qi-Feng Jin from China. * I am a mobile app developer myself. I have developed many ios and android apps and published them successfully to Apple Store and Google play store under my customers name. I mainly work in Swift for iOS app development and Photoshop/Balsamiq/Moqup/Figma for UI/UX design. Also I can develop Android app and backend api and web admin panel in PHP for the project. * Over the years I have arranged a team with talented developers to provide better service to my customers in several areas. We have successfully published 50+ apps in different subject in mobile apps and games and webs. * What I provide you is - 24/7 Service & Support - Project plan/management - High quality work on time, on budget - Well dedicated test on project - Documentation on project - 6-Month support and maintenance after final delivery Just send me a message any time for discussion on your project. Best regards.
$43 USD/giờ
23 đánh giá
  • 100%Các công việc hoàn thành
  • 100%Đúng ngân sách
  • 100%Đúng giờ
  • 36%Tỉ lệ thuê lại


Các đánh giá gần đây

  • hình của Alysse Z. iPhone App-Swift4.0, Android App-Android Studio, Website, Admin Panel and Backend API Development $1000.00 USD

    “Excellent developer and reliable project manager.”

  • hình của bfranklinvw Project for Qifeng J. $3786.64 USD

    “Qi-feng has done outstanding work again! I highly recommend him and will continue to work with him as long as possible! [07 November, 2017] This coder is really great. His expertise has made my app exactly what is wanted (and better than I could have made without him)! I look forward to continuing to work with him. [14 November, 2017] outstanding work continues from this coder!”

  • hình của Joe332 Project for Qifeng J. -- 3 $175.00 USD

    “This is the second time I have worked with Qifeng J. and both times he has been amazing. I couldn't recommend him highly enough. The job is always completed on time and on budget and to exactly how i want it. Will be Definitely hiring him again for future projects”

  • hình của bfranklinvw Project for GoodJob4W $1606.53 USD

    “I could not be happier with Qi-feng! He is bright, hard-working, very skilled, and a great communicator. I look forward to working with him more. [24 October, 2017] Qi-feng is an outstanding coder. I could not be happier with his work and communication. I will definitely keep working with him as long and as often as I can. [30 October, 2017] I could not be happier with Qi-feng's work. He's a hard-working and very bright coder with great communication and organizational abilities.”

  • hình của Joe332 Project for Qifeng J. $300.00 USD

    “Goodjob4w was fantastic. He delivered exactly what i wanted and perfectly on time. As i have never had an app developed before he was very supportive and showed me how to do the things to publish the app etc. Would recommend to a friend and would also go back when getting another app developed.”

  • hình của bfranklinvw Swift iPhone app $550.00 USD

    “This coder is simply outstanding! He's smart, a great communicator, very diligent and attentive to details. He was able to anticipate my needs, make very good recommendations, and understand and deliver well-working code with some advanced features. I look forward to working with this coder again soon!”

Kinh nghiệm

Project Manager

Oct 2010 - Jul 2011 (9 months)

Developer / Manager of project

Giáo dục

Master of Computer Science

2005 - 2007 (2 years)

Bằng cấp

Database Management System Design and Development (2008)

Changchun Taxation College

Write an article on the subject when I was in college for the students.

Các xuất bản

Several Articles on Database Management System

University students Database Management System (DBMS) design and implementation

Chứng Nhận

  • iPhone Development 1
  • Numeracy 1
  • Preferred Freelancer Program SLA
  • US English Level 1

Các Chứng Nhận

  • Đã kết nối với Facebook
  • Freelancer Ưa Thích
  • Đã Xác Thực Thanh Toán
  • Đã Xác Thực Điện Thoại
  • Đã Xác Thực Danh Tính
  • Đã Xác Thực Email

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