API Development Jobs

99 were found based on your criteria

  • Hourly – Less than 1 week – 10-30 hrs/week – Posted
    I need two API's integrated to work together Braintree & Checkfront booking system - both have open API's. I need this done pretty urgently. Need the freelancer to have experience doing this, with Braintree is a preference. Anti-span enter : Gorilla first
  • Fixed-Price – Est. Budget: $5,000.00 Posted
    Develop a mobile app for both iOS and Android. Playdate... an app for parents to arrange playdates with kids. PLEASE ONLY REPLY TO THIS JOB IF YOU HAVE THE FOLLOWING EXPERIENCE: 1. developing apps for both iOS & Android 2. developing social network apps / sites 3. utilizing native phone apps (calendar, contacts) 4. in-app purchases Attached is an app spec overview. your proposal should include the following: 1. finalizing wireframe / tech spec 2. ios & android development 3. app design and UI ...
  • Hourly – More than 6 months – Less than 10 hrs/week – Posted
    We are currently looking for an experienced developer to help create a commission calculating software that will integrate with Xero this will hopefully deal with internal commissions through Payroll and external commissions through the payables sections Or if this software currently exists we can potentially integrate it into this business. If this is within your range of experience get in contact.
  • Fixed-Price – Est. Budget: $700.00 Posted
    Looking for a web app to be built that includes integration of the itunes api for analytics and a few other api's that will be discussed in the interview. Must have a track record of successful web apps built in a timely manner. Looking for a long-term relationship with a developer that can build out software. Please respond with 'web fox' so I know you read the listing.
  • Hourly – Less than 1 month – Less than 10 hrs/week – Posted
    We need an API Developer who can perform the following tasks: • Use the Wistia API to pull data • Organize that data into useful and relevant information • Build email templates for corporate clients • Infuse Wistia data into the email templates to send to various recipients We will need a web app built for this project so that we can go in and add new users to receive emails about the data from their video, and set up an automated email system ...
  • Hourly – More than 6 months – 30+ hrs/week – Posted
    Experienced JavaScript Developers Wanted For Product Expansion. Electricity Labs is looking for experienced JavaScript developers to assist in building on new feature sets and expanding the capabilities of our software development product, Bolt. You will have the following responsibilities while working on our projects: - Work with development team to build reusable UI components - Write clean, maintainable code following best practices (unit testing, source control, continuous integration, automation, design patterns, etc.) - Debug code and troubleshoot problems - Collaborate with other developers, testers ...
  • Hourly – 1 to 3 months – 30+ hrs/week – Posted
    Do you have experience in the very latest Web API and creating MVC applications? You should have extensive knowledge of MS SQL Server and calling stored procedures and designing a flexible API that is fast, secure and gets just the required data to send to a web front end or mobile app. Experience in writing SaaS applications would be an advantage. Linq to SQL experience is a must. You need to be available for 30 hours per week for the ...
  • Hourly – 1 to 3 months – 30+ hrs/week – Posted
    Hello, I am looking for someone who would be interested in developing a sandbox PC game for us. We are looking for a experienced developer / group of developers that can create a PC sandbox game for us like Minecraft. This means that the game with have full online Multiplayer support, as well as Single Player support. We need developers, and designers to work on this project. Please leave a reply including an estimated hourly price and time that you think ...
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