API Development Jobs

3,056 were found based on your criteria

  • Hourly – 1 to 3 months – Less than 10 hrs/week – Posted
    I need an MVP (minimum viable product) for iOS and Android. This is for an application that will match restaurants with employees looking for work. I need a functional app that will perform with minimum "flare" and be able to process transactions via credit card. I have a flowchart for the app and also an executive summary of the business plan to help understand my vision. I also have some photoshopped images of what it could potentially look like. Ideally ...
  • Hourly – More than 6 months – 30+ hrs/week – Posted
    We are looking for a very experienced API expert with expertise in web payment processing. ( specifically credit card integration) . Working direct with a payment gateway or processor is highly desirable. This position requires the installation of various online payment processors into an online cashier. The candidate must have experience in similar positions and below skills and used to trouble shooting. Position is immediate start and long term regular hours for the right candidate. Skills required: • .net • web services • APIs • Experience ...
  • Fixed-Price – Est. Budget: $80.00 Posted
    We are looking for a Savvy web designer for a long term. There is an immediate project to be completed and money is not an issue. The project is developed on java platform and need some one to create the skin for the already developed web service. We are looking for a dynamic web design where we have all the requirements readily documented. you have to follow the document and have to work closely with the project manager. Preferably wordpress ...
  • Hourly – 1 to 3 months – Less than 10 hrs/week – Posted
    Hi, We are looking for someone who has good knowledge of Android applications and Java as well as working with API's. We are also looking for someone with basic knowledge of IRC and even better, IRC coding. The Android application is already made and in the Google Play store, however we are looking to add extra features and bug fixes. The features will be integrated using Java and an API and also maybe Databases. The app itself is an ...
  • Fixed-Price – Est. Budget: $500.00 Posted
    Hello to all, We are company that has specialized in capital market, and recently build a financial web site through WordPress backend. Now we want to create an additional level for the site that are more than words and explanations of "what we do". First, we want to know if you fit meet the following requirements: 1. The company or person must have experience using Yahoo API for companies in the Capital Market. 2. You must have rate at least ...
  • Fixed-Price – Est. Budget: $400.00 Posted
    Hi Please read carefully if you want this job. We only consider serious inquiries who shows interest that can deliver... We have a platform called myconversionbrain.com which is built in Cake PHP. Basically it's a marketing platform that collects the leads from our clients website's inquiry form. So basically a user comes to our client's website and fills out the inquiry and then it gets recorded in myconversionbrain.com platform. So the clients can then login ...
  • Hourly – Less than 1 month – 30+ hrs/week – Posted
    I need someone who's a Ruby on Rails Developer, specifically familiar with making APIs in Rails. I have a very basic prototype for an API that will power a Gratitude app, that will allow users to donate to featured nonprofit causes with one-click, share messages of gratitude with others, and view messages of gratitude and donations from other users on the platform. You will be building on top of this Rails API prototype. Two things that need to be ...
  • Fixed-Price – Est. Budget: $250.00 Posted
    Develop an Android Emoji App using Facebook Messenger API What does the app do ? Send custom emoji icon to Facebook Messenger Sample App (actually i am cloning this app) https://play.google.com/store/apps/details?id=com.bitstrips.bitmoji.messenger What are the basic functions User open the app, Log in to Facebook to gain access. User click the emoji and can send to Messenger *If the user have not installed messenger, link them to the messenager app on ...
  • Hourly – Less than 1 month – Less than 10 hrs/week – Posted
    We have an existing e-commerce aggregator website and need help with this. There are ~200K products and having trouble with response times. Our existing system is based on CodeIgniter and we have two options for this job. 1. Develop a new system. 2. Optimize existing system. Current Project has following features; Product Filters (brand, store, sizes, price-range, keyword search) Coupon codes (category, brand, store based coupons) Brand Directory (Simple alphabetical list for navigation) Api (Json version of product list pages ...
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