You've landed at the right place. oDesk is now Upwork. Learn about the new platform.

Objective C Jobs

341 were found based on your criteria

show all
show all
only
only
only
show all
only
only
only
only
only
show all
only
only
only
Hourly - Est. Time: 1 to 3 months, 30+ hrs/week - Posted
We are a travel community passionate about helping travelers find things to do in-destination with delightful map/navigational technology Arrived (arrived.travel) is hiring a skilled, creative, and adaptable Senior iOS Developer/Engineer. This is an opportunity for developers with strong object-oriented programming experience and attention to detail and quality, to create our consumer traveler application. Minimum of 5 years software engineering experience with a minimum of 1 year in mobile (iOS) development Have published apps examples Programming Languages: Objective-C (a must), Java, C#, Ruby, Python Solid understanding of iOS SDK on frameworks such as: UIKit, CoreData, CoreFoundation, etc. Advanced object-oriented programming and knowledge of design patterns Experience with Agile, Test Driven, or Behavior Driven Development Strong code refactoring skills Experience with OpenGL or game development a plus Passion for software development- embracing every challenge with...
Hourly - Est. Time: Less than 1 week, Less than 10 hrs/week - Posted
I am looking for a talented iOS developer to complete the backend of my iPhone application. I have already completed the graphics and the UI on Xcode and have developed a semi-functional static prototype for the developer to look at. This project requires knowledge in connecting to the Facebook social graph, the iTunes affiliate program, the Fandango affiliate program and their respective API's. This is a relatively straight forward project and should not take long to implement.
Fixed-Price - Est. Budget: $ 5,000 Posted
I need an app that logs in through Facebook and helps you find the friends of your friends given a certain mile radius, once you find people, you will be able to contact them by requesting to open a conversation. I will also need instant messaging, login through Facebook obviously, and design and user experience is extremely important.
Fixed-Price - Est. Budget: $ 250 Posted
Stream Microphone and Response directly from a server URL. We need a Cordova Plugin that allows us to to open the microphone and point the stream at a server. This will not last more than 30 seconds therefore the use of Audio Blocks should be fine. You will provide an interface that opens the mic and a callback or other mechanism to close the microphone interface. See API documentation for text to speech -- speech to text https://www.ibm.com/smarterplanet/us/en/ibmwatson/developercloud/apis/
Fixed-Price - Est. Budget: $ 1,000 Posted
We are currently looking for an expert iOS 7 and Android app developer. We need to develop a cutting edge mobile apps based on LBS. 1. location Based Service (LBS) 2. Web Services 3. Braintree and Venmo SDK payment 4. Google maps, reverse Geocoding latitude and longitude OS version for Android: iOS , Android OS 2.2 (Froyo), Android OS 2.3 (Gingerbread), Android OS 3.0 (Honeycomb), Android OS 4.0 (Ice Cream Sandwich)
Hourly - Est. Time: More than 6 months, 10-30 hrs/week - Posted
Looking for an iOS developer in the United States to assist in developing new features for our universal iOS app. The ideal candidate has developed and released several apps, has experience with Firebase, and is knowledgeable regarding UI/UX. Responsibilities • Develop tests and features based on provided use cases • Integration of 3rd party SDKs • Communicate development progress and results Qualifications • Experience developing, releasing, and maintaining native iOS applications • Deep knowledge of Objective-C • Experience working in a collaborative team environment • Experience developing testing suites for mobile applications • Comfortable with Git and Gitflow Pluses • Experience with Firebase • Swift
Hourly - Est. Time: Less than 1 month, 30+ hrs/week - Posted
Create a Google Map driven iOS app for an existing Wordpress website. You will be responsible for App Architecture and it's development. Designs and APIs will be provided. The project is expected to last one month of full time work. Daily builds and scrums on Skype. You should be great at the following: iOS development Objective-C C / C++ UX / UI WP API WP-CLI Please complete the questions below