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.


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.

Last updated: May 1, 2015
More options
Clear all filters
  1. Rajitha W.

    Rajitha W.

    Objective-C/C++/C#.Net developer

    Australia - Last active: 4 months ago - Tests: 1

    I am a Bachelour Degree (London) and Masters (Australia) qualifified senior software Engineer with over 14 years experience. I have worked at NEC Australia in telecommunications, Avanade, a Microsoft consultancy in Aeronautics, Bluefish444 Video/Audio broadcasting, Intergraph in Realtime emergency vehicle despatch and Leica Microsystems in Biotechnologies. I have experience working in numerous industries that include HVAC, Bio Medical, Telecommunication, Aviation, Public Safety in Video Broadcasting. A summary of my skills. - PRINCE2 certified and experienced with Agile, RUP/UML and ISO9000 methodologies. - Desktop/Server PC, Mac, Unix/Linux, Web platform development - IOS and Microsoft Mobile development - C/C++/C# language experience with .Net, STL,MFC & ATL frameworks - Javascript, XML/HTML, CSS, Python scripting and associated tools - MySQL, MSSQL, Oracle Access and Objectstore SQL, stored procedure and trigger development experience.

    $21.00 /hr
    0 hours
  2. Owen Imholte

    Owen Imholte

    iOS Developer with full stack background

    United States - Last active: 01/23/2014 - Tests: 1 - Portfolio: 1

    I am looking to supplement my startup bootstrapping with part-time contracting gigs. I have a lot of experience with a broad spectrum of technologies and learn new languages quickly. My area of expertise is objective-c development and the Cocoa APIs. I have a bachelors of science in: Electrical Engineering, Computer Engineering, & Computer Science. Previous employers include: Intel, Oracle, Apple, and a number of side projects. In that time I have done extensive: native iOS and Mac development, server-side REST API development (python), Java, Perl. I dabbled in: SQL, Ruby, HTML/CSS/JS, VHDL/Verilog. I love working on Macs, but am extremely comfortable in most Linux/Unix environments as well. (Scripting and maintenance comes as a second nature.) I'm comfortable navigating 800 page specification documents and am a great team player. Currently I am the CTO of which entails defining our technical architecture and much of the development effort (100% of our iPhone app and a handful of server work). Check out the app here for the best example of my work.

    $133.33 /hr
    0 hours
  3. Daniel Slowinski

    Daniel Slowinski

    Senior Engineer

    United States - Last active: 01/21/2014

    I'm an enthusiastic software engineer with extensive experience in the mobile realm (iOS/Android/Mobile Web), web development (Server backend, Browser front end), and embedded platforms. I have worked with both large and small companies and find that I enjoy working on tough problems and giving thorough thought were necessary to provide the best solutions wherever possible. I have worked on projects and products during the beginning, middle, and end of their life-cycles. Ultimately I want to use my skills to help others in achieving their goals and helping to build their dreams whenever possible.

    $133.33 /hr
    0 hours
  4. Cliff Rowley

    Cliff Rowley

    Senior Ruby / Rails & iOS Developer

    United Kingdom - Last active: 12/03/2013

    I'm a seasoned and professional developer with 15+ years of total experience, 6+ of those with Ruby and Ruby on Rails and 4+ with iOS. As a freelancer I've worked with several substantial startups and contributed to a number of open source projects and accrued skills in a variety of languages, platforms and technologies. Additionally I am experienced in Linux and OS X system management and deployment and maintain a selection of client owned dedicated servers as well as my own.

    $44.44 /hr
    0 hours
  5. Beat B.

    Beat B.

    Rockstar Developer - iOS8/iPhone/iPad/Android/Parse/AWS/iBeacon

    Sweden - Last active: 4 months ago - Tests: 4 - Portfolio: 5

    ★★★★★ Quality is more important than quantity... ★★★★★ ONE HOME is much better than TWO DOUBLES... ★★★★★ The Journey is the Reward... I have 7+ years of experience in iOS programming since the first iPhone SDK release back in June, 2007. Also, I bought the very first Android device the same year and immediately started programming mobile applications for both platforms. Over all these years I accomplished amazing 50+ mobile projects successfully. Now, I wanna be one of the top oDesk contractors with all of my work experience and my own technical know-how, providing high quality products to my business partners. My favorite development method: Agile ( Scrum, XP, DSDM, ASD, TDD, BDD ) 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-set: ✔ Native: iOS, Android, Windows8 (Objective-C, Swift, Java, C#), JNI, NDK (C/C++) ✔ Hybrid: PhoneGap, Xamarin, Titanium (HTML5, jQuery Mobile, C#) ✔ Web service: XML/JSON, REST/SOAP ✔ Device, Kit: Bluetooth Low Energy (BLE), iBeacon, Datzing, NFC, credit card reader, MIDI ✔ Cloud backend:, Parse SDK, Parse REST, Parse Cloud Code, Amazon S3 EC2 AWS, Firebase, Foodie, remoteStorage, Twillio, Plivio ✔ 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,, 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,, Stripe, Venmo, Braintree, Payleap ✔ Mobile Game Genre: Casino Slot machine, Poker, Chess, RPG, Arcade

    $44.44 /hr
    0 hours
  6. Andrew Saminin

    Andrew Saminin

    Mobile Service and Fast Speed

    Russia - Last active: 06/18/2014 - Tests: 3 - Portfolio: 2

    Hi, everyone! Congratulation to meet you here! I am high quality and honestly mobile developer. I have been developing mobile apps& games(iPhone/iPad/Android/Tablet...) for more than 5 years. When you hire me for a project, you are not just hiring a programmer, but also an adviser. It takes more than just programming to turn your wishes into a good application. Bridging that gap is my expertise. My focus is on doing high quality work and fast service. You will be guaranteed a good working relationship, attention to detail, and a product we can both be proud of. I am only happy if the software is the best that it could possibly be. I look forward to hearing from you soon. Thanks

    $66.67 /hr
    0 hours
  7. Filippo Dellorzo

    Filippo Dellorzo

    Senior iOS&Android Developer with Web Dev Experience

    Italy - Last active: 3 months ago - Tests: 7 - Portfolio: 14

    I am software developer from Italy with over 6 years of experience working with various technologies. I have spend more than 5 years working on Mobile Application Development. I have experience in design, development as well architecture. I have some experience in the following ares; - Social network App ( Tinder, Dating, Facebook, Chat) - GPS based App ( Google Map, Geo-Location) - QR-code, Barcode scan app - Push Notification, Parse, Amazon - CMS, Back-end API - jQuery, KendoUI - CMS : wordpress, Joomla - Magento, Shopify, Codeigniter, CakePHP I am always trying to give the high quality and speed to you. I am an individual Developer & Designer. I can work on projects individually as well as with the team. Please feel free to contact me. Thanks, Filippo

    $42.00 /hr
    0 hours
  8. George Leonidas

    George Leonidas

    Expert Mobile App&Web Backend Developer

    Greece - Last active: 3 months ago - Tests: 4 - Portfolio: 2

    Welcome to visit my overview! I am software developer from Kozani, Greece with over 9 years of experience working with various technologies. I have spend more than 5 years working on Mobile Application Development. I have experience in design, development as well architecture. I have over 100 apps in Apple App Store and Google Play, Amazon and B&N store. I have developed utility, social, enterprise, forums, games, etc... all kinds of apps in iOS and Android. I have worked with apps requiring different technologies and skill sets. I have used backend integration with REST service as well direct DB calls, used cloud frameworks like, Geo location, Geo fencing, Payment integration, facebook/twitter/instagram/foursquare integration, and lot of other technologies in my apps. I am an individual Developer & Designer. I can work on projects individually as well as with the team. Please feel free to contact me. Regards, George Leonidas

    $45.00 /hr
    0 hours
  9. Ciprian Negru

    Ciprian Negru

    iOS, iOS8(Swift), Android Expert

    Romania - Last active: 10/14/2014 - Tests: 5 - Portfolio: 1

    Welcome to my profile!!! I have been developing the iOS6,7,8 and android apps over 5 years. Also i am very familiar in developing the Swift language. If you think good idea, i can make great apps based on your idea. Let's make a app you want. I am very happy when my client is happy for my result. I will always give great result as much as you expect. Thanks. Ciprian

    $44.44 /hr
    0 hours
  10. Paul Solt

    Paul Solt

    iPhone App Expert

    United States - Last active: 11/12/2014 - Tests: 4 - Portfolio: 1

    < Execute projects until the successful completion> < Self-motivated and responsible, always achieves goals that have been set> Many thanks for reviewing my profile. Client satisfaction and quality work are my main priorities. Apps: Teaching: Resume: Self-directed and motivated Mobile Developer with 8+ years' experience in Objective-C & Swift/XCode, Java, C/C++,PHP, JQuery, .Net technologies. Excellent at developing and maintaining client/server applications. I am hard-working and a fast programmer with good communication skills and a strong UI design skill. I have strong experience in the iPhone(IOS8, IOS7)/iPad(iPad mini) and Android development as well as backend web service api. I also have deep knowledge and experiences in the following areas: Restful JSON based Web Service, Image Processing, Social Network - Facebook, Twitter, Google API, Audio Streaming, Video Streaming. (Core Languages and platforms:) ✔ Objective-C, Swift, C++, C, Java, Ruby, Phython. ✔ iPhone, iPad, Android Devices (Development Areas:) ✔ iPhone, iPod, iPad, Android, Titanium, PhoneGap, Web ✔ Design, cocoa, cocoa-touch, objective-c, openGL ✔ In App purchase, Subscription model and Push Notification ✔ Social Media - Facebook, Twitter, Google+ ✔ Camera capabilities for photo and video + social sharing like instagram ✔ iCloud, CoreData, Story board, Newsstand, CoreAnimation ✔ Google Map Service, Apple Map Service, Foursquare, Geo Location ✔ CoreData, CoreGraphics, Animation ✔ Web Service, Ajax, XML, JSON, RSS, SOAP, WSDL ✔ MySQL, SQLite, HTML5, PHP, JSON ✔ Live Stream Video/Audio ✔ Flurry, Testflight ✔ Web site development(Wordpress, Joomla, Prestashop, Magento, CMS, HTML5) In addition, I have a talented graphic designer and I can build full application including UI graphics only from your idea or mockup. I am using the Github and SVN to manage my project code and I always made refined and optimized codes. I am available to chat by Skype or eMail and would be happy to set up a convenient time to discuss the project you`re moving and some ideas. Thank you very much, Paul Solt

    $66.67 /hr
    0 hours