json Freelancers

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json Job Cost Overview

Typical total cost of Upwork json projects based on completed and fixed-price jobs.

Upwork json Jobs Completed Quarterly

On average, 127 json projects are completed every quarter on Upwork.

127

Time to Complete Upwork json Jobs

Time needed to complete a json project on Upwork.

Average json Freelancer Feedback Score

json Upwork freelancers typically receive a client rating of 4.64.

4.64
Last updated: June 1, 2015
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  1. Yuri Cheryshev

    Yuri Cheryshev

    iOS/Android/Web/Parse/AWS Expert

    Russia - Last active: 23 hours ago - Tests: 5 - Portfolio: 6

    Over the last 5 years, I have developed a wide range of mobile apps for both mobile and web platforms including small projects for startup companies and big projects for rising businesses. My core competency lies in all kind of services needed in mobile app and web development including design and wireframing and publishing, and I am seeking long term relationship for successful projects. I'm available full time for the work including the weekend. You can expect highly responsive service. My experiences & skills : ★ iOS programming (iOS 6.0 and above) ★ Android programming (Android 2.1 ~ Android 5.0 ) ★ Photo and camera app for mobile. ★ Database management with SQLite, MySQL. ★ Google Map, GPS, GEO location Service. ★ Integrate REST API, JSON/XML parsing ★ Push notification. ★ Design UI/UX and custom UI component for Android ★ Barcode and QR code Reader. ★ Emoji Application ★ Integrating Social Network (Facebook, Twitter, Instagram, Google+, Flickr) ★ In-app purchase, iAd, Admob, Revmob, BeachFront, Chartboot ★ Integrating Analyse tool in App (Flurry, Google Analytics) ★ Integrating Tracking crashes tool in App (Crashlytics) ★ Delivery binary for App with TestFlight App. ★ Source code management for GitHub, Mercurial, Bitbucket ★ Submit App to Google Play and AppStore. ★ Web development based on PHP, ASP.NET, Javascript, Jquery ★ Web Framework including Laravel, Codeigniter, CakePHP ★ Wordpress, Joomla, Drupal, Magento

    $50.00 /hr
    0 hours
    5.00
  2. Cristian c. H.

    C# .Net Programmer with experience in MVC,Web-API,AngularJS,Bootstrap

    Romania - Last active: 07/24/2013 - Tests: 1 - Portfolio: 1

    I've been working in the IT development for the past 5 years. Over the last 2 years am working with C# and .Net technologies using MVC and Web-API frameworks for different sites and applications. On the database side I'm using for all projects either Microsoft SQL Server either MongoDB or MySQL. On the client side I have good experience with HTML5, Javascript, AngularJS and Bootstrap (2.x and 3.x). I also have some experience with WPF, w or w/o MVVM framework.

    $37.00 /hr
    46 hours
    4.87
  3. Prince Garg

    Prince Garg Agency Contractor

    PHP,MySql,Wordpress,Joomla,jQuery,Json,AJAX,HTML5,CSS3 developer

    India - Last active: 23 hours ago - Tests: 7 - Portfolio: 3

    I am a PHP, mysql, wordpress, joomla, jQuery, json, AJAX, bootstrap, html5, css3 expert with more than 5 years of experience in the field of web programming and web designing. I believe in working hard, delivering quality work and adding new skills to my skill set continuously. Looking to work on challenging projects of my domain. I have worked on social media APIs, Google APIs & multiple payment gateways so far.

    Associated with: DotTechnologies Agency

    $14.44 /hr
    66 hours
    0.00
  4. Fatih O.

    Fatih O.

    iOS Developer

    United States - Last active: 23 hours ago - Tests: 4

    I graduated from Pace University with a Bachelors of Science degree in Computer Science. I have had a great internship right after graduating, where I improved my iOS app development skills. I am currently a self-employed iOS developer residing in New York. I have over 3 years of experience in iOS development. For over 3 years, I have helped individuals and companies with developing iOS apps and consulted them with mobile app solutions. I am very confident working with XCode, Objective-C and my skill sets also include developing back-ends for iOS apps with Parse and PHP. I believe in creating top quality apps with professional and friendly service. I will be more than happy to assist you with your project. More at http://fatih-ozkul.com

    $50.00 /hr
    390 hours
    5.00
  5. Mahesh J.

    Mahesh J.

    Web Developer/ WebDesigner

    India - Last active: 23 hours ago - Tests: 14 - Portfolio: 2

    I have 3.5 years of Experience in Software Development. I have strong Software development skills with experience in Web Application and Web Development in N-tier Client-Server based Internet technology, intranet portal design/development; Web based data reporting system, workflows, Framework development for Internet application. My experience has stretched across various programming languages including C#, ASP.NET, Ajax and Jquery. I am also well versed in RDBMS concepts. My skill sets include the following: Web Design Skills - HTML - CSS - Bootstrap - Psd To Html - Adobe photo shop cs3 Development Skills & Technologies - ASP.NET - MVC 3 - 4 - 5 - C# - AJAX - Web Service - JavaScript - J query - XML - Angular js - WebApi - Json Database Expertise - SQL Server 2005-2008 - LINQ - Entity Framework Deployment, Troubleshooting at Client server, Data Migration, Fix issues at Client end. Proficient in Web Designing, Web Portals, Web Applications, Parallel Programming

    $5.56 /hr
    677 hours
    5.00
  6. Denis S.

    Denis S.

    Android and Ios mobile developer experienced with Java backend

    Russia - Last active: 1 day ago - Tests: 2 - Portfolio: 3

    I am an Android/Ios software developer based in Moscow, Russia. Before started work on Odesk I have been involved on large local project on fulltime job in my country. Last 5+ years my passion is creating mobile apps, that complements my experience of developing for Java back end services. My strongest skills for mobile software are: *Geo Location/Tracking *Push Notification (APNS, GCM) *Barcode scaner *Social networking, Chatting, Messaging *Video/Audio Streaming, Video Editing, Decoding/Encoding *Social framework such as Facebook, Twitter, Google+ *JSON, XML, SOAP APIs, RSS Feed *Bluetooth, Downloading/Manage files *Payment Gateways *Git/Svn Also I can provide *Java back end/AWS/Parse.com *Sony watch apps

    $44.44 /hr
    1,355 hours
    5.00
  7. Matti Heikkinen

    Matti Heikkinen

    iOS Guru, Objective-C, Swift

    Finland - Last active: 1 day ago - Tests: 9 - Portfolio: 2

    Hello, I majored at Objective-C for iOS app development and am using Swift since iOS 8 was published. I love to challenge new technology! My major is: - Objective-C - Swift - C/C++ - Java My faculty is: - iPhone & iPad Native App Development - Social Networking App Development - B2B, B2C Backend + Frontend - Text messaging (Socket Programming, XMPP) - Voice & Video Call (OpenTok, Pusher, APN, ooVoo, QuickBlox, Zingaya) - Payment Gateway (Apple Pay, Stripe.com, PayPal.com, WePay.com, Authorize.net) - Cloud Platform (Parse.com, Amazon AWS, Firebase.com) - REST APIs (JSON, XML, SOAP) I'll be glad to answer any of your questions. Thank you, Matti

    $49.99 /hr
    558 hours
    5.00
  8. ChengRi Jin

    ChengRi Jin

    Mobile Programmer

    China - Last active: 5 days ago - Tests: 3 - Portfolio: 2

    Hi. How are you? I am mobile application expert. I have been working for the past 5 years developing mobile apps, including programming, graphic design and backend development (php, MySQL). My Skills include - Objective-C, Swift, C, C++, PHP, Java - iOS 8, iOS 7, Health kit, Watch kit, Apple Pay - Google Map, GPS location, Core Location / GPS, GeoLocation API / Places API - Push Notification, Local Notification, Events. - CoreData, CoreGraphics, Animation, Audio/Video streaming. - Barcode, QR code. - Web Server Management (Amazon S3, Godaddy, Peer to Peer) - Parse API, Dropbox API, iCloud - Bluetooth LE, NFC(Android), iBeacon(iOS). - Facebook, Twitter, Youtube, Flicker, Instagram - Video, Camera, Image processing, Video/Audio Streaming - Reversing technology of pc and mobile applications. I love Apps and Games for iOS and Android! 'Best service to client' . this is my business rule. Thanks

    $33.33 /hr
    168 hours
    5.00
  9. Andreas Braun

    Andreas Braun

    Frontend | Ruby on Rails | WordPress | MVC Expert

    Germany - Last active: 8 days ago - Tests: 10 - Portfolio: 7

    Hi, I am a senior web developer with 6+ years experience. I have developed a wide range of websites. I am always trying to deliver high quality solutions before deadline. I have strong skills and good experience in the following areas. - Ruby - Ruby on Rails Refinery CMS, Spree RSpec,Cucumber,TDD,BDD Various Ruby Gems, - PHP ( OOP ) MVC : CodeIgniter, Zend, Laravel CMS : WordPress ( Theme development & customization, Plugin modification ) - Front-End: HTML/CSS, JavaScript, Ajax, Coffeescript, JS Framework: AngularJS, D3JS, NodeJS, HAML, - Database: SQLite, MySQL, PostgreSQL, MongoDB I am looking forward to work with you!! Thanks for your time and consideration.

    $40.00 /hr
    16 hours
    5.00