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

Api Development Jobs

240 were found based on your criteria

Category

Job Type

show all

Client History

show all

Project length

show all

Hours per Week

show all

Hourly - Est. Time: 3 to 6 months, 30+ hrs/week - Posted
Looking for a web developer with extensive API experience to work on the immediate development of a game platform. You must have extensive and in-depth API experience as well as strong web development skills ( desktop-mobile-tablet) Immediate start... more

Fixed-Price - Est. Budget: $ 350 Posted
I need a plugin for WooCommerce that will allow the store owner to buy back items. Exactly like https://www.gazelle.com/ However the admin can create categories, add products, conditions and prices. Payment Options (Paypal, check) Automatically... more

Fixed-Price - Est. Budget: $ 250 Posted
I have a Microsoft Access database that scrapes emails. I want to transfer the emails from my access database to a specific email list in an email program (preferably sendy.co but I am open to other programs). I then want to be able to select an... more

Hourly - Est. Time: Less than 1 month, Less than 10 hrs/week - Posted
We are planning on creating a Chrome Extension that interacts via REST API with our back end to retrieve data and injects this data into a website. Key functionality will be authentication and secure transport of the data. Form filling, opening new browser... more

Hourly - Est. Time: Less than 1 month, Less than 10 hrs/week - Posted
I have an excel template that I use for Google Analytics reports. I want to pull in data from a google analaytics account with the google analytics API. I would like the API to work inside excel if possible.
Skills: API Development

Hourly - Est. Time: 3 to 6 months, 30+ hrs/week - Posted
*** THIS IS A FULL-TIME POSITION *** ARE YOU A SELF-STARTER? Can you take the ball and run with it? You'll be the final member of our primary developer team associated with a very ambitious project. We're building a customized B2B marketplace... more

Fixed-Price - Est. Budget: $ 350 Posted
We need development of Golang REST API Microservice (Microservice name "UAA") according to attached spec. Description of API and proposal db schema in attachment spec Microservice is a part of complex application. In this project it is necessary to... more

Fixed-Price - Est. Budget: $ 40 Posted
Hello. I am looking for a module to integrate OsCommerce 2.3 with my Ebay account. The module should be able to: 1. provide an option to choose which products and/or categories will be data fed to Ebay. 2. seamlessly or automatically grab... more

Fixed-Price - Est. Budget: $ 1,000 Posted
We have an online marketplace with a multivendor module and we need to integrate a multivendor shipping module just like amazon. It will be utilizing the UPS API. which can be found here: http://www.ups.com/content/us/en/bussol/browse/online_tools_shipping.html... more