make a customized Chromium OS build -- 2

Want to make a customized Chromium OS build for education K-12. Basic functions we want for the new OS: ✓ remove Google login: we prefer guest mode ✓ Customize boot screen logo and desktop theme colors ✓ If possible, set dns servers to OpenDNS servers ✓ Will need to deliver image for usb install and source code for checking/debugging. Must be proficient in development in Chromium OS. Linux distro development experience helpful. Submit offer with related experience. [login to view URL]