json Freelancers

Browse json job posts for project examples or post your job on oDesk for free!

json Job Cost Overview

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

oDesk json Jobs Completed Quarterly

On average, 133 json projects are completed every quarter on oDesk.

133

Time to Complete oDesk json Jobs

Time needed to complete a json project on oDesk.

Average json Freelancer Feedback Score

json oDesk freelancers typically receive a client rating of 4.64.

4.64
Last updated: April 1, 2015
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Jaskiran K.

Jaskiran K. Agency Contractor

iOS (iPhone / iPad / iPod ) expert in Swift / Pars...

India - Last active: 16 hours ago - Tests: 4 - Portfolio: 6

Absolutely dedicated to creating top notch mobile applications for my clients, I am a skilled programmer with 3.5 years of development experience in developing iphone and Android Mobile applications. With extensive work experience in software development, I firmly believe that the quality is not something that we can be achieved by chance, but it is something that requires great level of intention, sincere efforts, excellent planning, intelligent direction and skillful execution, and that’s what I always try to reflect in my work. _____________________My Technical Skills Swift , Objective-C 2.0 , IPhone iOS-2.X/3.X/4, IDE - XCode-3.X , Interface Builder-3.X, Instruments. I specialize in : - VOIP Technology - iBeacons - Voice and Image Recognition - Maps and GPS tracking - Bluetooth Low Energy - Mobile Games Development - CRM Systems - Social Networks Moreover I have strong experience with: - PHP, OOP, Codeigniter, Zend, Redis; - MySQL, SQLite, MongoDB; - JavaScript, jQuery/UI/Mobile, AngularJS, GoogleMaps etc; - Bootstrap, html/css, CSS3; - HTML5 API; - realtime services.

$18.00 /hr
1,031 hours
4.69
Vitaly Sas

Vitaly Sas

Expert Android developer

Belarus - Last active: 4 days ago - Tests: 3 - Portfolio: 2

- oDesk Verified Mobile Developer See the badge on the right of my profile for more information I specialize in developing Android apps and have over 4 years of experience in commercial app development. I'm looking for a interesting projects to do a really good job. Challenge me and I'll do my best to create high-quality app in order to meet your wishes. I look forward to working with you. Thank you for reviewing my oDesk resume. Best regards, Vitaly Sas.

$33.33 /hr
1,227 hours
4.90
Aleksandr Kondrik

Aleksandr Kondrik

Senior iOS Developer

Russia - Last active: 4 days ago - Tests: 5 - Portfolio: 5

Hello, With 3+ year of experience in I get expertise in iOS and .Net development. I love develop apps. I like complex and diverse assignments that keep my mind sharp and allow me to constantly learn new things. Have some apps in AppStore: 1) iDrom - mobile client for site www.drom.ru 2) Autoservice 717 - business application for car service

$33.33 /hr
186 hours
5.00
Mahesh J.

Mahesh J.

Web Developer/ WebDesigner

India - Last active: 16 hours ago - Tests: 14 - Portfolio: 3

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
580 hours
5.00
Oswald Daumiller

Oswald Daumiller

Senior Android Developer

Norway - Last active: 2 months ago - Tests: 7

Do you need great Android App developed with high quality and tight deadline? You came to the right place. Last 5 years I have developed various apps for Android including but not limited to social networks, clients apps for various web-based solutions, custom firmwares, complex solutions involving working with Bluetooth and USB hardware connected to android device. I always try to find the way to improve my skill in programming without impacting working performance and things to make client happy. In each project I try to use best practices to make code runs fast and let project became bigger without additional effort to rewriting parts of the application in future. My projects have a lot of technologies used: - Connection to the server and receive JSON , XML, PLIST files and .png and .jpg images. - Parse/Upload large data from/to server. - Working with camera, streaming video data, apply various effects to real-time video. - Bluetooth communications. - Connecting android devices to USB accessories. - Optimize loading big images into device memory. - Different layouts to show complex content to user. - Asynchronous work everywhere its required to load data dynamically and lets UI run data. - Animations. - Push notifications - Ads Don' hesitate to contact me any time, and lets make this word easy with quality applications. I will help you! Thanks.

$38.89 /hr
171 hours
5.00
Vasyl Popov

Vasyl Popov

Mobile(iOS, Android) and Mac Developer

Ukraine - Last active: 16 hours ago - Tests: 5

Over the last 5 years, I have strong experience in developing the iOS/Android and OS-X app/games as well as backend web service api. I also have deep knowledge and experiences in the following areas: SQL/SQLite databases, JSON libraries, Image Processing, Audio/Video Streaming, Social Network - Facebook, Twitter, Google API, Google Glass, and their integration with iOS applications. In the wide range of platforms, including iOS | iPhone | iPad, Android, I have developed 40+ apps/games available at Android Market and Apple Store. My Development Areas are as following ; ✔ iPhone, iPod, iPad, mac, Android, Web (iOS 6, 7, 8 and various os-x versions) ✔ objective-c, swift, java, c++, qt, cocoa, cocoa-touch, openGL ✔ Cocos2D, Box2D, Corona, PhoneGap, Sencha-touch, Unity3D. ✔ Social Media - Facebook, Twitter, Google+, Instagram ✔ Google Map Service, Apple Map Service, Foursquare, Geo Location ✔ CoreData, CoreGraphics, Animation ✔ Web Service, Ajax, XML, JSON, RSS, SOAP, WSDL ✔ PHP, MySQL, SQLite, HTML, HTML5, JavaScript ✔ Live Stream Video/Audio. Regards. Vasyl.

$39.99 /hr
229 hours
5.00
Matti Heikkinen

Matti Heikkinen

iOS Guru, Objective-C, Swift

Finland - Last active: 5 days ago - Tests: 9

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

$45.00 /hr
526 hours
5.00
Andrew J.

Andrew J.

Node.js/AngularJS/Express/MongoDB Expert

Moldova - Last active: 6 days ago - Tests: 5

Hi Client. My name is Andrew. I have 8 years of experience in javascript development including angularjs and node.js. And also I am strongest at database(administration,programming,management). The skills I can contribute to your projects: ~~~ Javascript : Angular.js ,Node,js,Backbone.js,Express.js,Ember.js D3.js , knockout.js~~~ ~~~ Database : Administration, Management,Programming ~~~ ~~~ Others : PHP,Mysql,Ajax,CSS3,HTML5 ~~~ Thanks.

$33.33 /hr
148 hours
5.00
Daniel Martuszewski

Daniel Martuszewski

PHP MySQL Laravel CakePHP JS jQuery HTML5 CSS TB

Poland - Last active: 1 month ago

I'm a highly diversified and experienced web developer, and I’m very confident that I can help you with your next project. In my 7 years developing, I've had the privilege of working on everything from small websites to high traffic, enterprise-level platforms. My approach is to ensure that the project is conceptualized and planned properly, regardless of the scope. In turn, the end result is scalable, resilient, and secure. User experience is also a top priority, as an efficient, intuitive design has always been crucial to successful websites and applications. My core skills include PHP, HTML5, CSS3, AJAX, jQuery, MySQL, Laravel, Twitter Bootstrap, CakePHP, JS, and many others. I've worked with and integrated various ecommerce, social, and utility APIs / packages. If desired, I can also make suggestions for your hosting infrastructure as the project progresses. Please feel welcome to contact me if you would like to discuss your upcoming

$31.00 /hr
484 hours
5.00
ChengRi Jin

ChengRi Jin

Mobile Programmer

China - Last active: 1 day ago - Tests: 3

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
160 hours
5.00