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. Nahid D.

    Nahid D.

    Expert Web Developer

    Bangladesh - Last active: 6 days ago

    If you would like quality work with a fair price, contact me. You won't be disappointed. I am a professional Web Developer. Over the last 5 years, I have developed so many websites using PHP, MySQL, Joomla, WordPress. Jquery, HTML, CSS. I enjoy working on all kinds of Web Development projects.

    $10.00 /hr
    108 hours
    5.00
  2. Akira Matsui

    Akira Matsui

    Fullstack App Developer : iOS/Android/Parse/Node/Sails/Meteor/MongoDB

    Japan - Last active: 2 days ago - Tests: 9

    As a full stack mobile app developer,I've 5+ experience with iOS and Android app development. Working as a freelancer,I take the latest technology and make the most of it to give my clients one-of-a-kind solutions. I deliver new ways for clients to reach their business objectives and goals, by merging my creative strength with my technical expertise. At the same time,I'm expanding my horizons and bringing new services to clients. Skill Set Mobile:iOS,Android,PhoneGap Web:Laravel,Node.JS,AngularJS,Bootstrap3,HTML5,CSS3 SDKs:Parse,Google Map,Facebook,Twitter,XMPP,Amazon S3 EC2 AWS,iAd,Admob,Chartboost,Paypal,Authorize.net,Stripe,Bitcoin Open Street Maps,MapBox,MapQuest,Instagram,Pinterest,Linkedin I'm committed to clients' success by delivering top service and solutions that exceed expectations time and time again. Guided by my commitment to quality,creativity and good business sense,my work is not done until the client is satisfied. At me,you will find honest and straightforward prefessionalism with amazing programming talents I'm ready and waiting to create your custom solution. If you're looking for innovation,results and programming experts for your business,we should talk soon.

    $45.00 /hr
    320 hours
    5.00
  3. Matt Vaughn

    Matt Vaughn

    Principal Software Engineer

    United States - Last active: 12/30/2014 - Tests: 1

    I build amazing software...right the first time. Period. I distinguish my process by communicating proactively with my clients and understanding their needs. I deliver what is expected and there are no surprises at the end of the project. I have over 15 years of technical and business experience taking concepts to reality for a variety of industries. As a hands-on developer I deliver high-quality solutions that increase and/or create product revenue immediately using Microsoft technologies like: .NET, ASP.NET, C#, Web API, and SQL Server. I use my creativity and diverse technical skills to build application solutions and frameworks that provide the real solution. I continue to focus on quality so that the end result is an extensible, maintainbable, and performant software solution. My most recent project includes building the backend for a mobile application. The backend includes Web APIs for mobile and web applications. This allows your web UI or mobile developers to focus on usability while I provide the implementation of the entire backend of the system. This includes the API, business logic, and business rule processing - and the implementation of the backend database. I can also provide technical guidance and/or perform the configuration, deployment, and hosting of the application so that it is ready to deliver the solution.

    $52.80 /hr
    0 hours
    0.00
  4. Tatiana Petria

    Tatiana Petria

    iOS/Mac OS Developer with Parse/Web Services

    Moldova - Last active: 5 days ago - Tests: 7

    Greetings! My team has 9~12members in it! I am super guru in developing iOS / Android Native/Cross-Platform applications and Mac OS applications. I have more than lots of applications published on Apple App Store and Google Play Store.My favorite applications are the followings. 1. Social networking apps like Vine, Facebook, Tinder and Youtube. 2. Photo & Video sharing applications with Instagram effects 3. Online buy/sell Marketing/Shopping business App 4. Online Chatting/Messaging/Dating App 5. GoogleMap/GPS App and Taxi apps like Uber 6. QRCode, BarCode Scanner 7. Phonegap/Titanium/Xamarin and Phonegap plugins development 8. Photo/Camera/Video/Audio Sharing, Uploading/Downloading, Filtering/Editing, Streaming, Mixing/Processing, Recording 9. PHP, HTML5, CSS, AngularJS, laravel framework, Website design 10. ASP.NET, C#, Ruby on Rails, Python I'll have hundreds of possible combinations. I believe in-depth decision is key to any successful project. Thank you!

    Groups: Application Developers Alliance

    $30.00 /hr
    184 hours
    5.00
  5. Jai Saini

    Jai Saini

    .Net Developer

    India - Last active: 20 days ago - Tests: 4 - Portfolio: 5

    My Name is Jai Bhagwan Saini I have 6 Year Experience as a Sr. Dotnet Developer My Main Skills are Asp.net and C# ,Asp.Net MVC ,Web Service,Wcf Service,Javascript,Jquery,Linq 2 Sql ,Entity Framework ,SAP Crystal Report,High Chart,Bootstrap,KendoUI . I have Developed many Portal Like Hr-Payroll System ,Social Network ,Complete Hospital Management Software Window Based Application ,Developed Own CMS,Dynamic Website. I am Individual and my main aim is to satisfy Client and deliver task within time.

    $11.11 /hr
    0 hours
    5.00
  6. Mohammad ashiqul I.

    Mohammad ashiqul I. Agency Contractor

    Email Delivery Expert | Wordpress | Laravel | PHP Developer

    Bangladesh - Last active: 2 days ago - Tests: 3 - Portfolio: 28

    I'm dedicated at my work. I've lot of skill and keep learning new things. Want to get 10/10 on your email. Please hire me and get the result. I provide Cloud hosting, Virtual server, Mail server Configure and maintenance. Skill Set : **************** Programing Languages : PHP Frameworks: Codeigniter, Laravel CMS: Wordpress, OptimizePress Database : MySQL, phpMyAdmin, JSON Servers : Apache, Linux Servers Software: cPanel, ZPanel, Parallels Plesk Web components : HTML, CSS, AJAX, XML, JQuery, javascript, IDE : Dreamweaver, NetBeans, Sublime Text, Aptana Studio 3 Emails program: Interspire email marketer, PHPlist, SendBlaster, Sendy.co, Email Platform :MailChimp, Aweber, GetResponse, mailgun Email authentication: SPF. DKIM To know more visit my website. http://ashiqulislam.com/

    Groups: LoadedCommerce

    Associated with: Mohammad Ashiqul Islam

    $25.00 /hr
    348 hours
    4.93
  7. Zhijun H.

    Zhijun H.

    Experienced iOS App/Game Developer

    China - Last active: 3 months ago - Tests: 3

    Over 5 years, I have been developing iOS apps and games. During these years, I have made many successful apps for my clients. Every time I work with clients, I always pay attention to the spec of the project and do my best to satisfy the clients. Development is my life and it's also belong to my hobby. I enjoy my life in such way and also hope everyone work with me to be happy either. I value the long term relationship, guarantee my work and deadline. I am responsible for my all past work and current work. Looking forward working with you. My skills include: iOS app/game development UIKit/Cocoa Cocos2d/Cocos2d-x Restful APIs Google APIs(Google Map API, Google Calendar API, Google Analytics API, etc) Push Notifications(Local Push Notification, UrbanAirship, Parse, etc) Parse.com, Quickblox.com(Social app development) Chat App Development Ad SDK integration (Admob, Revmob, Chartboost, Adcolony, AppLovin, Flurry, etc) CoreData Manipulation Photo App/Video App Development JSON, XML Social Media integration(Facebook/Twitter/Instagram) ... ... Thanks for visiting my profile.

    $30.00 /hr
    4 hours
    5.00
  8. Nitin Padgotra

    Moodle Experts

    India - Last active: 4 days ago - Tests: 1

    I had developed many moodle platforms using moodle, joomdle, Signsignon of moodle , various moodle plugins like quiz, authentication , signle sign on, ldap, external database connection, LTI consumer and producer, moodle reports , moodle themes , moodle mail platforms, moodle integration with other cms, moodle setup on amazon , aws, ec2 instances, integrated with kaltura , big bluebuton, created custom apis like rest and soap for moodle and many more. Integrated moodle with paypal, authroized.net, union pay, china payment services Also worked allot on eCommerce like logistics, ware house managements, ERP systems and carriers like UPS, FEDEX, DHL, USPS and many more.

    $18.00 /hr
    364 hours
    4.22
  9. Martin Karasek

    Martin Karasek

    iOS/iPhone/iPad/Android/Objective-C/Swift/Java Expert

    Czech Republic - Last active: 5 days ago - Tests: 4

    I have developed a wide range of iPhone/iPad/iOS Apps using xCode/Objective-C/Swift/Java including Photo & Video Sharing Apps, Dating Apps, Location Based Apps, Augmented Reality Apps, Utility Apps and Trivia Quiz Games for over the last 5 years. As a freelancer, My Objective is to deliver "High-Quality" and "Bug Free" App which you and your customers like. My highlight projects and my roles in 2014. 1. Healthcare / Fitness iOS app developer as Core iOS developer. - iPhone / iPad UI programming - RESTful API integrating - iOS 8 HealthKit integrating - Created iOS framework for custom widgets - Connected with several 3rd-party health/fitness apps - Worked with good team play - Trello / Slack experience 2. Social / Messaging iOS app developer as Senior iOS developer. - iPhone / iPad UI programming - RESTful API integrating - iOS device compatibility - XMPP text messaging - Opentok video conference - Great git / jira experience 3. Fun / Social photos game developer as iOS developer. - Improved game UIs - Fixed / Updated game front-end - Parse back-end - AppStore / iTunes experience 4. Sports iOS app developer as Lead Swift programmer. - Swift programming - Converting Objective-c to Swift - Cocoapods experience My key skills and abilities include (NOT limited to) - Fast mobile UI programming - iPhone5 / iPhone6 / iPhone6 Plus on iOS 7 / iOS 8, Storyboard, Swift - Text messaging and video/voice chatting - XMPP, OpenTok, Pusher, APN - Integration with - HealthKit, CloudKit, HomeKit, AirPrint - Networking framework - AFNetworking, Web RTC, Socket.io TCP/IP - GPS - Core Location, MapKit, MapBox, GooglMap - e-Commerce payment system - Paypal, Authorize.net, Stripe, Saleforce, card.io - Media manipulation - CoreAudio, CoreVideo, AVFoundation, CoreGraphics - Data and Graph visualization - Core Plot, iOSPlot, JBChartView - 3D programming - OpenGLes, NinevehGL, Cocos3D, PVRGeoPOD - Web service integrating - JSON RESTful API, Parse.com - Social integrating - Facebook, Twitter, Pinterest, Tumblr, Google+ - Good team play - Git, Bitbucket, Trello, Jira - Daily Communication - Skype, Slack, HipChat, Email I own an iPhone 4S, iPhone 5, iPad 3, and iPad 2 to test on. My workstation is a Mac Pro with Xcode 6, Adobe Photoshop CC, and Microsoft Office installed. I'm now seeking opportunities that will allow me to further develop my skills by providing creative and high quality solutions to my clients. I enjoy new challenges on a daily basis, looking to overcome my own high standard goals I will always do my best to realize your idea into application perfectly. Please feel free to contact me anytime with your idea. Thanks.

    $55.00 /hr
    11 hours
    0.00