Glassdoor provides company ratings and reviews by anonymous employees. Founded in 2008, they currently have more than 8 million reviews for over 400,000 companies.
I recently had the pleasure of presenting my proposal for redesigning the search results page for salaries on glassdoor.com to UX and Product senior leadership. It took me 4 hours to research and design this high fidelity conceptual prototype, and another hour to prepare the presentation. I received great feedback on this UX design, including kudos for features they hadn’t previously considered. View the 24 page PDF.