Api Development Jobs

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Hourly - Intermediate ($$) - Est. Time: 1 to 3 months, Less than 10 hrs/week - Posted
Looking for an experienced developer to help create three mobile apps. The apps will also have desktop support via php/mysql. I am also interested in linking the app to credit card API's for expense tracking.
Skills: API Development
Hourly - Intermediate ($$) - Est. Time: Less than 1 week, 10-30 hrs/week - Posted
To start, I'm looking to build a two way integration that will trigger based on the value in a custom field in Nutshell CRM, and send that users contact information over to ReplyApp.io, and also add to a campaign. I would also like to return the data of whether a customer has replied in ReplyApp back to Nutshell CRM to update the same custom field. Both Apps have published APIs. I have many other projects available, I'm looking to build a long term relationship with a developer.
Skills: API Development
Fixed Price Budget - Entry Level ($) - $600 to $800 - Posted
Our team has been hard at work on a hardware and UI prototype and now we need to build out our Android OS launcher. We are in need of an android developer to build out our prototype launcher We are currently looking for developers who are experienced in developing custom launchers and custom ROMs. The developer should have experience using Android Studio, fully experienced with Java, can develop custom views, and understand development for TV interfaces such as Leanback UI. We are basically looking to take Android and create a custom launcher we designed for a TV interface. The interface should utilize Android's native support for game controllers. Think of it similar to an Android TV interface but a bit more specialized. If you are interested in applying for this job, we are taking proposals and estimates. Please send your resume and examples of past work to our team.
Skills: API Development Android Database design Mobile App Development
Fixed-Price - Expert ($$$) - Est. Budget: $250 - Posted
Our customer have a Shopify Store ready with all the products and images uploaded. One paid good Theme is also available "Home Market - Flexible Shopify Theme". Customer have the high level requirements of how the store should look like and what should the UI/UX look like. They also have a clear online example, now they need a professional Shopify expert to translate this into reality. Main part of the job is including categorization using main collections/departments, tagging ..etc. Support with the different sections/pages content arrangements. We are expecting this Job/Task will turn to a long term contract with the right upworker.
Skills: API Development HTML5 JavaScript LiquidPlanner
Hourly - Entry Level ($) - Est. Time: More than 6 months, 10-30 hrs/week - Posted
I need to develop an application using angular js as front end . My team will be handling all the back-end work .I need you only to develop front end UI/UX using angular js.Let me know if interested and what will be your charges . Please share your examples matching the above requirements. Do Include "I am Master" at the top of your application else I assume you haven't understand my requirement.
Skills: API Development Amazon MWS AngularJS CSS3
Fixed-Price - Expert ($$$) - Est. Budget: $1,000 - Posted
We need an app programmed for all mobile OS. The app is a document scanner from camera to quick take a photo and send to our API. Ideally the photo would be improved (tilt and crop) if needed before posting. API we provide will allow to select project, and sub-category before sending photo. App must also provide choice to create the new category before sending. App has a configuration to define the user credentials and also the API URL.
Skills: API Development
Hourly - Intermediate ($$) - Est. Time: 1 to 3 months, Less than 10 hrs/week - Posted
I am looking for a developer with experience of small scale retail EPOS systems to produce a bespoke in house EPOS system for use in the hospitality sector. The initial system will operate on Windows based Touch screen EPOS. Further development would include some web integration and mobile app development but the core of the system will be Desktop Software on a touch screen.
Skills: API Development C# SQL