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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, 122 json projects are completed every quarter on Upwork.

122

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 4.67.

4.67
Last updated: August 1, 2015
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  1. Chetan R.

    Chetan R. Agency Contractor

    Sr Android | IOS | SWIFT Developer

    India - Tests: 9 - Portfolio: 17

    Experienced program developer with various language such as C/C++ and iOS programming over 5 years. Especially C/C++/Objective-C . During 5 years for (iPhone/iPad/ successfully developed various iPhone/iPad/iPod and other iOS applications.And also have excellent experience of Android. ♦SPECIALIST IN BACK-END AND SOCIAL NETWORKING(SUCH AS Facebook and Twitter,LinkedIn) I have many experiences about : •Web service(XML, JSON), •GPS, Facebook, •Twitter,Bluetooth, • SQLite, Audio/Video, •Google map, place search by google api, • Push notification, UI etc for iPhone and Android. ♦SPECIALIST IN GOOGLE-MAP API. Nearly almost all of my apps using google-location so, became specialist naturally. I'm keen on cross platform frameworks and libraries. Have solid experience in porting iPhone application to Android devices. Looking forward to working on complex and challenging projects. My core competency lies in complete end-end development. The enrich experience in mobile platform and customer satisfaction,a true value motto, makes me different.

    Associated with: LA Net Team Software Solutions Pvt Ltd. Agency

    $24.00 /hr
    3,068 hours
    4.88
  2. Anita S.

    Anita S. Agency Contractor

    Sr. IPhone | IPad | Android | Tablet | SWIFT | Webservice Developer

    India - Tests: 8 - Portfolio: 9

    Over the last 4 years I have developed a wide range of MobileApp & MobileWeb including iPad, iPhone, XCode, Google Android, Symbian, J2ME, Windows Compact Framework, Windows Mobile, Phonegap, Titanium, Sencha Touch, monoTouch and jQuery Mobile. My skill is based on good communication skill. My skills and experiences are following:- 1) Applications - iPhone/iPod/iPad, Android, Titanium, Phonegap - Web Service, Ajax, XML, JSON, RSS, SOAP, WSDL - Video/Audio Streaming, Video Editing, Decoding/Encoding - MySQL, SQLite, HTML5, PHP, JSP - Facebook, Twitter - Google Map Service, Foursquare - CoreData, CoreGraphics, Animation 2) Games - Cocos2D, OpenGL, Corona, Unity3D - Box2D, Chipmunk - Game Center, In-App Purchase, Multiplayer Game - iAd, Adwirl, Admob, Chartboost, TapJoy, Cerebro, RevMob - Flurry, Testflight Keywords: C, C++, Objective-C, iPhone, iPad, iOS, Game Center, GPS, XCode, Unity, Amazon AWS, Amazon S3, Corona SDK, Cocos2D, Unity3D, facebook, twitter, google+, in-app purchase, push & local notification. If i am given a job, I am very confident that I will execute the project over and above your expectations. I am very sure that the return on investment (ROI) will be over 100% with complete transparent plan of action. Thanks & Best Regards!!!!! Anita Singh.

    Associated with: LAS Consultancy Services

    $30.00 /hr
    5,074 hours
    5.00
  3. Gaurav Parvadiya

    Gaurav Parvadiya Agency Contractor

    Expert Android and iPhone App Developer

    India - Tests: 8 - Portfolio: 21

    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

    Associated with: JPG Infosol

    $13.00 /hr
    4,878 hours
    4.88
  4. Ankit A.

    Ankit A. Agency Contractor

    IPhone | iOS |iPad App Developer

    United States - Tests: 8 - Portfolio: 30

    I am Hardworking, Skilled, Focused, Self-Motivated iOS, Swift, Objective-C Developer with 5 years of experience. Who takes pride in solving complex technology problems and delivering user-friendly solutions. One who Plan/Execute/Implement your ideas from scratch to end user product. I have been developing iPhone apps from last 5 years including Social Networking, Games, Business, Lifestyle, Chat, photo/video sharing & Editing, Food Ordering, Restaurant, Magazine, Taxi booking, Ride sharing, Healthcare(Fitness),Telecommunication, Dating, Real Estate & Educational Apps. Specialized in Core Frameworks of iPhone and 3rd party SDKs, APIs, Push Notifications, Payment Gateways, Analytics, Ads, geo-location service, real-time messaging, Parse framework, Crashlystics, mobile games using cocos2D, cocos2dx, Unity3D. My Areas of Expertise - Web Integration (Json, XML) - Social networking with GPS, Maps, Chat, Event, Comment, Media Sharing - Сlient-server communication using RESTful, RSS, Caching - Github, Bitbucket and JIRA. - Google Map Service, Apple Map - Databases: CoreData, SQLite - Payment Gateway:- Paypal, Stripe, Authorised.NET, Net Banking, Credit/Debit Cards. - Data synchronization, iCloud - Working with images, image filters - Using Accelerometer, Motion effects - In-App Purchase.

    Associated with: Techvalens Software Systems Pvt Ltd

    $13.33 /hr
    523 hours
    5.00
  5. Sameer Sukerkar

    Sameer Sukerkar Agency Contractor

    IPhone | Swift | Android | Backend | Webservice Developer

    India - Tests: 5 - Portfolio: 8

    I'm a professional mobile app developer, with overall 5 years of development experience in iOS and Android. I have strongest skills in iOS / Android native app development, and I also have experience of development with Xamarin to build apps for iOS and Android. And I've been developing apps for iOS 8 and using new Swift language since they were available, I have experience with both of them. Over the 5 years of my development experience, I have consistently delivered projects on time and in budget. So let me tell you my development areas here: - Apps for iOS 7, iOS 8 and Android (including the latest 4.4 Kitkat) - Swift, Objective-C, Java, Cocoa, Cocoa-touch - Ionic framework & AngularJS - C# & .NET framework, Xamarin - Parse.com - Amazon Web Services (S3 and EC2) - CoreData/SQLite database - Google Map Service - GeoCoder, Apple Map Service, Foursquare, Geo Location - Social Network: Facebook, Twitter, YouTube, Google+, Instagram - REST api, Ajax, XML, JSON, RSS, SOAP, WSDL - PHP, MySQL, HTML/HTML5, CSS/CSS3, JavaScript Thanks for reviewing my profile. Cheers, Sameer

    Associated with: LA Net Team Software Solutions Pvt Ltd. Agency

    $20.00 /hr
    2,910 hours
    4.99
  6. Shafiul Alam Biplob

    Shafiul Alam Biplob Agency Contractor

    CEO/Senior Android Developer

    Bangladesh - Tests: 3 - Portfolio: 121

    Advanced Apps Bangladesh (AAPBD) Main Profile: https://www.freelancer.com/u/AAPBD.html Top 10 ranked Globally and Number one from Bangladesh at Mobile apps Development. Android, iOS (iPhone and iPad), Website, Web Service, Admin Backend and Graphic. APP YOUR IMAGINATION! Our Services:- 1. NATIVE Android and iOS Apps. 2. Web Admin, Web Services And Graphic. 3. Website. 4. After publishing Apps/Website, AAPBD will give 6 months free support to fix any bug. 5. 24/7 Email communication. Our KEY Expertise:- 1. Only NATIVE apps, no third party/cross platform. 2. INSTAGRAM, TINDER like Social apps with Messaging and Geolocation. 3. Full solutions of TAXI apps which COVERS Android, iOS, Web services and Admin panel. 4. FULL solution of RESTAURANT management apps including android, iOS, API, Admin panel payment method integration. 5. PARSE and QUICKBLOX backend and API services for big apps. 6. Audio/Stream/Podcast Apps. 7. Various PUSH technology like GCM, Urban airship, Pushwoosh, Xtify etc. 8. Photo related Apps, edit and uploading to server, social platforms etc. AVIARY SDK if client wants to make it cheaper. 9. Strong skill about Google MAP. 10. Other utility based Apps AS PER client request. Featured and preferred freelancer of Freelancer.com. Best Mobile Apps Developer -2013 Highly experienced team at Android, iOS and Blackberry apps development. I am myself Android developer and developed 150+ apps so far. We have gathered a subset of speedy and energetic experts to focus on client's satisfaction closely. Total developed apps are 400+ for android, iOS and BlackBerry. Development Tools:- Eclipse (Android,BlackBerry), xCode(iOS), Dropbox, SVN and Own PMS, Producteev.com Team Members:- 1. Seven (7) experienced iOS guys. 2. Ten (10) experienced Android Guys. 3. Two (2) promising Graphic designer. 4. Four (4) expert Web services developer. 5. Strong and BOLD web service/Database design knowledge. Let's show our vision.

    Associated with: AAPBD, Advanced Apps Bangladesh Limited (AAPBD)

    $30.00 /hr
    5 hours
    4.96
  7. Muhammad Bilal

    Muhammad Bilal Agency Contractor

    Software Engineer

    Pakistan - Tests: 2 - Portfolio: 10

    To create a wonderful working relationship to my Upwork employer. My core competency lies in client services and was also exposed to different activities that will enhance client relationship management, operations and training programs for quality assurance. I see to it that every project has been done correctly and accurately and can surpass my clients expectations. More of the reason why I scrutinize every angle, triple check all work and perfecting it over-all and going the extra mile to retain client's trust and satisfaction. Sincere, reliable and remarkable professional work is what you'll get. Fullstack RoR / MEAN stack / Native Javascript engineer with extensive background in building websites for various Bay Area start-ups

    Associated with: PureTechh

    $18.00 /hr
    0 hours
    5.00
  8. Mahavir Nahata

    Mahavir Nahata Agency Contractor

    Phonegap Developer - Loves JavaScript & PHP

    India

    I have completed my MCA (Master in Computer Application) degree in June 2013 with 84% marks. I have 1 year and 10 months of work experience in Software Development company as a Full Stack Web Developer. I built project in these technologies/platforms : - Phonegap - PHP - JavaScript (jQuery) - Node Webkit (A desktop application using HTML, JS and CSS for Builders) - Have knowledge of Wordpress. - Moderate Level knowledge of MySql (Can design Database for basic applications) My Strength is : I always believe in Logical thinking and overcome problems by thinking logically. I would love to work in Phonegap/Cordova projects.

    Associated with: TechnoSIP

    $21.00 /hr
    6 hours
    4.94