Which to focus more on..

UI automation is the first place most automation efforts start from

However, the products we are working with have most of the code written at the back end

While the front end has just a small amount of code we have added, all our testing efforts are focused there

With API / Web services automation, one can cover more code coverage

Besides, UI automation is comparatively time intensive, fragile and slow to execute

More on that here:

#RSQ