9to5 Mac reports that Photos, which will replace both iPhoto, and Aperture, next year, is being tested by Apple Store retail employees. Photos will, of course, utilise Apple's RAW de-mosaic engine.
“We are seeking a technical and passionate photography enthusiast to join our Quality Assurance team working on Photos for OS X. You will be part of a fast moving team of specialists tasked with delivering the next generation of photography tools for Apple.”