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, 126 json projects are completed every quarter on Upwork.

126

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 4.65.

4.65
Last updated: May 1, 2015
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  1. Jaskiran K.

    Jaskiran K. Agency Contractor

    iOS (iPhone / iPad / iPod ) expert in Swift / Parse /JSON / XML/Obj C

    India - Last active: 23 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.

    Associated with: CS Soft Solutions Pvt. Ltd.

    $18.00 /hr
    1,071 hours
    4.69
  2. 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.

    Groups: Upwork Verified Mobile Developers

    $33.33 /hr
    1,256 hours
    4.90
  3. Mohammad Mozammil

    Mohammad Mozammil

    Senior iOS | Mac | Android Developer

    India - Last active: 12 days ago

    Over the past 5 years, I have designed, developed and managed over 140 iPhone/iPad applications for many large-scale clients, some include Rolex, Ford, Oogababy, Makemark LLC, Source Digital Production, IT City (Kingdom of Saudi Arabia), Government of Turkey etc. These applications ranged from simple navigation bar application to high end user interface design and Image Processing. Throughout my career, I have used Core Graphics, OpenGL, WebKit, SQLite, Core Data, JSON, XML, SOAP, Cloud APIs etc. I have done lots of things in Image processing. I am a team player and a motivated individual who enjoys taking on new challenges and learning new technologies.

    $27.00 /hr
    1,505 hours
    4.96
  4. Roman Valeev

    $40.00 /hr
    6,753 hours
    4.90
  5. Andrei Churyla

    Andrei Churyla

    Android Developer

    Belarus - Last active: 23 hours ago - Tests: 3

    Hi, my name is Andrei Churyla. Since 2012, I develop Android applications. There are few of the programs that I've developed in my portfolio. I believe my strong points are my Persistence and Sociability. My #1 goal will always be to meet your needs and deadline. When working on a new project, I like to speak with the client, so that I can have a clear understanding of his/her needs and vision of the project. Listed below are my experience and skills. — Android (2.x, 4.x, 5.x): Fragments API, Location and Sensors API, SQLite, UI, Google Map API, GCM, Social Network API, Back-end services API, Google Analytics API, In-app Billing API, admob, ActionBarSherlock, etc; — Java Core: Java Core, Multithreading, Collections API, etc; — Core web: REST API, XML, JSON; — IDE: Eclipse, Android Studio; — OS: Linux, Windows; — VCS: Git, Mercurial, SVN; — Bug/Issue trackers: Jira, Redmine, Trello; — UML. I look forward to working with you soon.

    $34.00 /hr
    1,170 hours
    5.00
  6. Alif K.

    Alif K.

    Senior IOS/Android +iBeacon/BLE Expert

    Malaysia - Last active: 23 hours ago - Tests: 5

    Hi. My name is Alif and nice to introduce me to you I have 8+ years experience in IOS/Android app development and I have good skills and high ability in many fields of mobile app development During those days I worked as developer, lead manager as well as consultant so that I think I can be some help to you I'm here to make your dream come true and satisfy all your requirement perfectly My motto is to be honest and to be responsible and to keep the promise I will try my best to meet your needs and I hope you give me a chance to work for you I have much experience and skills in following types of IOS/Android app development -Dating App(Match function, Gps tracking,Chat, VOIP, IAP, Push notification) -Media sharing App(Uploaidng/Downloading photos, videos, broadcast to friends) -Third party Integration(Facebook, Twitter, Instragram) In addition, Strong backend knowledge(parse, amazon) and Web programming experience Thanks

    $55.56 /hr
    1,677 hours
    5.00
  7. Gaurav Parvadiya

    Gaurav Parvadiya

    Expert Android and iPhone App Developer

    India - Last active: 23 hours ago - Tests: 8 - Portfolio: 7

    Mobile Application developer who focuses on flexible and extensible architectures offering more than 4 years of experience designing, implementing, integrating, testing and supporting impact applications developed in diverse, collaborative environments for mobile and tablet devices on the Android platform. Expert Android, iPhone, iPad, Tablet. I have built extensive experience and expertise in building world class web applications for a range of industries/domains Business productivity, Retails ,Entertainment and many more. I have 4 years of experience in Mobile App development. I have developed robust, modular, creative, impressive, expressive, agile application. I am always believe in client satisfaction so i always give surety for time deliverable and continuous communication to my clients.

    Groups: Application Developers Alliance

    $14.00 /hr
    3,619 hours
    4.82
  8. Hardeep Singh

    Hardeep Singh Agency Contractor

    Mobile App expert skilled in both cross and native platforms

    India - Last active: 23 hours ago - Tests: 7 - Portfolio: 6

    I have more than 5 years of experience in developing complex mobile applications on both iPhone and android platforms. I am very much expert in cross platform mobile development using Xamarin, PhoneGap, Corona SDK, and Titanium. During my professional experience on odesk, i have worked on cloud architectures, databases, eclipse, jQuery UI and Angular.JS I am interested to work on new web and mobile application, web-services, addition of features in existing application, enhance the application, database architecture, bug fixing and application design.

    Associated with: OSVIN Web Solutions

    $22.00 /hr
    1,612 hours
    4.98
  9. Priyanka S.

    Priyanka S. Agency Contractor

    9+ year Experiance c#,.net,Sql server , SSIS,SSRS

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

    I have 9 years of experience with C#, .NET, ASP.NET MVC, JQuery, SQL Server [2005,2008,2014], LINQ, Entity Framework, TSQL, etc. I managed to work on various projects, have developed a number of websites and services, desktop applications for small to large companies. I have skills with wide set of Microsoft technologies. I have expertise in : -- MS SQL SERVER, T-SQL, SSIS, SSRS, DBA, BI, Crystal Reports. -- .Net Frame work (4.0,3.5,3.0, 2.0 ) with C# / VB. -- MVC -- jQuery, JSON -- E-commerce -- SEO friendly web development -- Web Designing. Third party Controls: -- Dev Express -- Telerik controls, -- Infragistics, -- Kendo, -- Obout Payment Gateways : -- Paypal -- CitiBank -- CyberSource -- Authorize.net

    Groups: oDesk Verified Web Developers

    Associated with: TechnoBrains IT Solution Private Limited

    $35.00 /hr
    2,593 hours
    5.00
  10. Karan Dua

    Karan Dua Agency Contractor

    Iphone developer

    India - Last active: 5 days ago - Tests: 3

    I have 5 years of experience in IT industry. I have good expertise in iPhone development, HTML, CSS, Javascript, xCode, Cocoa Touch, Corona, Cocos2D, Sencha Touch, PhoneGap, RestKit APIs, Coredata, VoIP, XMPP, SIP Server, Jabber, java, eclipse, Social networking web services, Google web services,etc. I like to program. I like complex and diverse assignments that keep my mind sharp and allow me to constantly learn new things.

    Associated with: Logix Enterprise Solutions

    $22.22 /hr
    1,365 hours
    5.00