The Playment Curl Sample Code demonstrates how to access the API to implement data annotations, facial detection, image segmentation, polygons, and landmarks into applications.
There are so many jobs listed for developers familiar with the Paypal API on GetAFreelancer that the site has a category dedicated to it. And that's not all--there are over 300 API-related listings on the site, which connects freelancers with people who need programmers and designers.
While adoption and usage of APIs tends to vary widely across different vertical industries, the one segment that has benefited most from APIs is online media. Thanks to APIs, the cost of distributing online content has dropped significantly thanks to online properties that need to content to attract people to their sites.
