The Emsi Occupational Earnings Java Sample Code demonstrates how to use an OkHttpClient to access the API along with a token as the authentication method. Developers can aggregate occupational earnings percentiles and estimates of the number jobs at or below a certain wage.
Dave Concannon and Charlie von Metzradt, co-founders of MetricFire, live in different parts of the world (Dave is in California and Charlie lives in Ireland), but collaborate on a mission to provide quality application metrics. The MetricFire API is one of the tools that the company offers for data transmission.
Here is an interview with Karthik Ram, who has co-created the rOpenSci project, which helps make REST APIs consumable by the R language. Developers can take note of this - R is one of the widely used statistical languages in the world, and has many GUIs for making advanced data mining easily available.