How to source on the lesser known sites!!
Developers.google/expert isGoogle's site for software development tools, application programming interfaces, and technical resources. The site contains documentation on using Google developer tools and APIs—including discussion groups and blogs for developers using Google's developer products. In this case ,it is the identified experts with in the google based skills. Not a lot of recruiters try to source there. The reason is simple they do not know how. Well to do this without worry you need go no further than into your bag of tricks and pull out an old tried and true tool, a simple search with some extras
So to source within developers.google/experts you simply need to use a skill known as xraying, like the one below.
If you run the strings above in google you will get the results below.
If you need more info on X-raying see my blog post http://www.recruitingblogs.com/profiles/blogs/seeing-what-is-really...
See my YouTube video on x-raying