Please explain, why the site can have low visibility in Google, while on other search engines it is excellent?
Domain Devenup.com 2 y.o., updated posts in blog and social linking, everything is ok.. but..
See the video in this post here : http://www.webdeveloper.com/forum/showthread.php?364779-WordPress-Theme-for-SEO&p=1517591#post1517591
It might help you understand what search engines look for in a web page.
white hat is not the only ranking facts now i think you need more backlinks