Cocoa Freelancers

Browse Cocoa job posts for project examples or post your job on Upwork for free!

Cocoa Job Cost Overview

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

Upwork Cocoa Jobs Completed Quarterly

On average, 47 Cocoa projects are completed every quarter on Upwork.

47

Time to Complete Upwork Cocoa Jobs

Time needed to complete a Cocoa project on Upwork.

Average Cocoa Freelancer Feedback Score

Cocoa Upwork freelancers typically receive a client rating of 4.68.

4.68
Last updated: May 1, 2015
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  1. Sergii P.

    Sergii P. Agency Contractor

    ObjC / NodeJS / PHP / jQuery / JavaScript / AJAX / HTML / CSS / MySQL

    Ukraine - Last active: 12 days ago - Tests: 10 - Portfolio: 5

    I've been working as a lead developer for 6 years. Have strong skills in all modern web technologies - top 10% in all corresponding oDesk tests. Looking for challenging long-term contracts. If required, can bring my colleague in (who's just as good as I am).Understand critical deadlines and specialize in saving employers' ****s (I mean reputations).

    Associated with: AppsHubX Agency

    $55.56 /hr
    6,715 hours
    4.96
  2. Matthew S.

    Matthew S.

    Web Development | Data Processing

    United States - Last active: 09/19/2013 - Tests: 5 - Portfolio: 25

    With over 10 years of professional and freelance experience, my repertoire includes the full SDLC of full-stack web applications, databases, and services. As a contractor, I pride myself on attention to detail, responsiveness, and I aim to provide only quality services to the oDesk community. Below is a brief overview of my technical capabilities: CentOS/Debian Apache/nginx AWS/EC2/S3/CloudFront PHP, JS/jQuery/backbone MySQL, MongoDB Zend Framework, CodeIgniter, Phalcon XHTML/HTML5, CSS2/3, RWD, Bootstrap Adobe CS, Web Video Wordpress, Drupal API development and integration E-commerce development; subscription/ARB And much more.

    $44.44 /hr
    2 hours
    5.00
  3. Johanne Hansen

    Johanne Hansen

    iOS & Social & XMPP Professional

    Norway - Last active: 6 days ago - Tests: 9

    " Quality Service within deadline " I've got more than 9 years in IT. I've learned professional education and have got plenty experience. Especially I'm an expert in iOS development, social platforms' api, XMPP and WebRTC. My key skills and abilities include + iOS programming languages (X-code, Swift, Objective-C) + iOS SDK (Foundation, UIKit, Core Data,AVFoundation, MoviePlayer,Quartz Core,Core Animation, etc) + Various social platform and their api including Facebook, instagram, twitter, etc. + Text messaging and video/voice chatting - XMPP, OpenTok, Pusher, APN + Networking framework - AFNetworking, Web RTC, Socket.io TCP/IP + Map integration(GPS Location) / Google Map API, MapKit Framework + e-Commerce payment system - Paypal, Authorize.net, Stripe, Saleforce, card.io + ad serving or ad network SDKs (iAds, Google admob, etc) + Web service develop and integrating - JSON RESTful API, Parse.com, Node.js, Ruby, Mean + Various library development using C/C++ + Team Work - SVN, GitHub, Bitbucket

    $50.00 /hr
    10 hours
    5.00
  4. Kosta P.

    Kosta P.

    Full-stack Software developer (ROR/Wordpress/MEAN/iOS Mobile App)

    Bulgaria - Last active: 12 days ago - Tests: 11 - Portfolio: 6

    "Pleasure in the job puts perfection in the work." I always inspire you, assist you to achieve your idea & goal and your dream comes true. Enjoying work with my clients and focusing on best quality, I provide qualified & cost-effective solution for your application on Web, iOS & Android platforms. 5 years of developing enterprise level web applications in Ruby on Rails, MEAN, PHP MVC Frameworkds. - Expert in building RESTful APIs and implement MVC single page fronted like AngularJS / BackboneJS. - Memory Cache management using memcache and redis. - Strong experience in modern abstraction markup languages erb, haml, jade. - Amazon and heroku expert in deploying app using composer/capistrano/unicorn/nginx. - Unit/Integration Testing using Rspec/Capybara(Webkit) for Rails App and Jasmine for Javascript frameworks. - PostgreSQL, MongoDB, MySQL expert with effective DB design. - Use Git daily for version control (Github & Bitbucket preferred). - Bootstrap & HTML5/CSS3 is my mandatory area. 6+ years experience in developing mobile applications compatible with iPhone, iPad, Android Phone & Tablets. My key skills and abilities include (NOT limited to) - Fast mobile UI implementation - 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 - Motion Tracking - CMStepCounter - 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, SVN - Daily Communication - Skype, Hangout, Slack, HipChat, Email

    $44.44 /hr
    60 hours
    5.00
  5. Cornelio R.

    Cornelio R.

    IOS Expert.

    Italy - Last active: 2 days ago - Tests: 7

    If you give me idea, i will implement it with real good product! Over 7+years, I have developed so many iPhone/Android/iPad apps including Social Networking app, Dating app, Chat app, Shopping app, Fitness app, Photo/Video Sharing app and Cocos2d/Box2d/Cocos2d-Html5 Web browser games, etc. Especially, I have already built proper and the best way, technology for successful mobile projects. So i can handle any mobile projects including BackEnd process such as Web service/PHP. I love creative, innovative and professional works. I always enjoy working on projects. Once you give me your idea, it will be implemented by me. During last 5 years, I had made over than 20 apps And some of my apps are top app in app store now. Mobile device platform: - iPhone 6 plus, iPhone 6, iPhone 5s, iPhone5, iPhone4s - iPad Air, iPad4, iPad3, iPad mini - Google Nexus 5, Samsung Galaxy S5, S4, S3, HTC One My skill: -Native: iOS/Android(Objective c/Swift/Java) -Web service: XML/JSON, REST/SOAP, PHP/MySQL. -Cloud Backend: Parse.com/Parse SDK/Parse REST/Parse Cloud Code/Amazon S3 EC2 AWS/Firebase/Foodie/remoteStorage/ - Chat & Messaging Engine: XMPP/Jabber/ OpenFire/ OpenTok WebRTC/Ejabberd/Erlang - Media Streaming: Wowza/SoundCloud/Red5/Icecast - Video/audio/image processing: OpenCV/GPU Image/CoreAudio/EZAudio, Pitch Control/Bass/AVFoundation - Vector graphics processing: SVG/SVGZ/Illustrator - Video/audio streaming, codec: Wowza/Red5/H.323/MPEG-4 - VOIP, Cloud Communication: Twillio/Heroku/Tokbox - Speech recognition/text-to-speech/Siri/OpenEar - HTML5/Ruby on Rails/PHP/ASP/JSP/C# and their frameworks - MySQL/SQLite/Oracle/SQL Server/ODBC - Facebook/Twitter/Linkedin/Instagram/Youtube/Pinterest/Vimeo - Google Map/Foursquare/Geolocation/GPS/Open Street Maps - Augmented Reality: Vuforia/Metaio - Cocos2D/OpenGL/Corona/Unity3D/Box2D - Game Center/In-App Purchase/RPG server - iAd/Adwirl/ Revmob/Admob/Chartboost/Tapjoy/Flurry/Testflight - Mantis/JIRA/RedMine/BaseCamp/Huddle/Sprint.ly/Github/BitBucket/SVN - Cloud services: iCloud/Rackspace/Zoho CRM/Salesforce/Azure/AWS/EC2/Dropbox - Enterprise Resource Planning (ERP)/Cloud POS/Warehouse Management - P2P Payments: Bitcoin/Guldencoin/hivewallet/breadwallet - Online Payment Gateway: PayPal/Authorize.net/Stripe/Venmo/Braintree, Payleap - Mobile Game Genre: Casino Slot machine, Poker, Chess, RPG, Arcade less - Multi-browser Html5 game : Slot machine/Mahjong/Poker/Dice.. etc. - Animation/Design, etc.

    $44.44 /hr
    20 hours
    5.00
  6. David Lui

    David Lui

    Sr. Developer on iOS, Parse, RoR, Node JS, AWS

    Hong Kong - Last active: 4 days ago - Tests: 20

    ✿✿✿✿✿ Be Quick! ✿✿✿✿✿ Be Passionate! ✿✿✿✿✿ Be Responsive! Wish my skills and hard works get you more profits. Over the last 8 years, I have been working on various software products development. Since 2008 I have started iOS and Web programming. Now I have acquired high level skills and rich experience in building mobile app and its backend with the aids of various cloud platforms solutions such as Amazon Web Services, Parse.com, Azure, PubNub, etc. What I am proficient in? ✓ XCode, Objective C, Swift, Storyboard, CoreAnimation, QuartzCore, BLE, Core Bluetooth, iBeacon ✓ Geolocation, Google Map, Apple MapKit Integration, Wowza, Http Live Streaming ✓ Amazon Web Services, Heroku, DigitalOcean, VPS, REST API ✓ Iron.io, Parse.com, Apigee, Gigya, PubNub, Firebase ✓ Ruby-on-Rails, RSpec, FactoryGirls, Haml, Slim, CoffeScript, Redis, Nokogiri, Web Scraping ✓ Rabl, OJ, Swagger-Docs, Rest-Client, Rails-Backbone, EJS, Capybara, DatabaseCleaner, ✓ Solr, CarrierWave, Kaminari, Jammit, Devise, Gmail XOAuth, Premailer, DelayedJob ✓ MySQL, SQLite, PostgreSQL, NoSQL(MongoDB) ✓ NodeJS, BackboneJS, UnderscoreJS, Express, Jade, EJS, AngularJS, EmberJS, AJAX ✓ Grunt, Gulp, Bower, Yeoman, Phantomjs, Teaspoon, Sinon, Jasmine ✓ Twilio, SendGrid, MailChimp, MailGun, Mandrill, Geocod.io, MomentJS ✓ oAuth, Facebook, Twitter, Instagram, Google+, LinkedIn, Youtube APIs ✓ MVC, MVVC, MVP, Singleton, Factory Design Pattern, Delegate Pattern ✓ CocoaPods, JSONKit, RESTKit, AFNetworking, Carthage, Alamofire, SwiftyJSON, Cartography ✓ ApplePay, Stripe, Braintree, Authorize.Net, Paypal, SagePay,WePAY ✓ XMPP, QuickBlox, VSee, OpenTok, Skype, WebRTC ✓ Cocos-2D, Box2D, 2D-x, Unity 3D, Admob, Revmob, Chartboost, Flurry ✓ Google Analytics, MixPanel, Fabric/Crashlytics ✓ Github, BitBucket, JIRA, Confluence, Bamboo ✓ PivotalTracker, BaseCamp, Trello, Wunderlist, Google SpreadSheet ✓ Spree Commerce, Laravel, Symfony2, CodeIgniter, Yii, Zend

    $88.89 /hr
    567 hours
    5.00
  7. Andrei Cosma

    Andrei Cosma

    iOS Developer(Swift)

    Russia - Last active: 1 day ago - Tests: 5

    I am a talented and experienced iOS developer. I have great knowledge and understanding of Xcode, Objective-C, Swift, and Apple's design and development guidelines. I have worked on a wide variety of complex projects that include social media, point of sale, inventory management, and business applications. My favorite development method: Agile ( Scrum, XP, DSDM, ASD, TDD, BDD )

    $55.56 /hr
    77 hours
    5.00
  8. Tony Wong

    Tony Wong

    iOS, Android, API Expert

    Singapore - Last active: 1 month ago - Tests: 15

    Client-focused and passionate ios app expert who can make your idea come true. Background in database and web site design. I am really proud that I always keep my code clean and strive to provide high quality of services. My key skills and abilities - Adaptive UI/UX for all iPhone and iPad including iPhone6, iPad Air using Storyboard, Swift - Tons of 3rd party sdk integration using CocoaPods, Github - Text messaging and video/voice chatting based on VoIP - XMPP, OpenTok, Pusher, APN, ooVoo - Integration with - HealthKit, CloudKit, HomeKit, AirPrint - Networking framework - AFNetworking, Web RTC, Socket.io TCP/IP - GPS - Core Location, MapKit, MapBox, GoogleMap - e-Commerce payment system - Paypal, Authorize.net, Stripe, card.io - Media manipulation - CoreAudio, CoreVideo, AVFoundation, CoreGraphics - Data and Graph visualization - Core Plot, iOSPlot, JBChartView, Shinobicharts - Web service integrating - JSON RESTful API, Parse.com, Ruby on Rails - Social integrating - Facebook, Twitter, Pinterest, Tumblr, Google+ - Project management - Git, Bitbucket, Trello, Jira PivotalTracker Cheers

    $44.00 /hr
    123 hours
    4.96
  9. Dimitar P.

    Dimitar P.

    Senior iOS Developer (4500+ hours experience)

    Bulgaria - Last active: 5 hours ago - Tests: 6 - Portfolio: 7

    Hello, I am a passionate iOS developer working with Xcode, Objective-C, UIKit and Core Data on a daily basis. I am interested in best practices that are being adopted by the iOS community and implementing them into my work. I am excited about the iOS platform and I enjoy staying up-to-date on where Apple is taking the technology. Actually, I love iOS7 and iOS8 on my iPhone 5, iPhone 6 and iPhone 6 Plus and I like an Apple Watch. 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. Thank you!

    $45.00 /hr
    4,726 hours
    4.88
  10. YEN CHONG HOCK

    YEN CHONG HOCK

    Expert Video Production Developer with Streaming & Editor

    Singapore - Last active: 8 days ago - Tests: 8 - Portfolio: 5

    Dear I'm a Video Production developer and I'm very interested in your job post. I've more than 8 years Video Product development Experience. My Github Account : https://github.com/vstreaming1982 My Development Skill 1. Service Programming ✮ C/C++, Java, Perl, Shell Script 2. Web Development ✮ PHP, ASPX, Ruby 3. Application & Mobile Development ✮ C#, XCode, Flash Action Script 3 4. Technology ✮ Video Encoding / Decoding ✮ Video Streaming Protocol (HLS, RTMP, RTSP, RTP) ✮ Server Cloud ✮ OpenGL ✮ ffmpeg. libvlc, H264 And I am available to chat by email or Skype. I hope work with you. Please check my skill. Yen

    $50.00 /hr
    1,737 hours
    4.95