rcfw

There are a lot of obstacles for temps/contractors to gain remote access at google. I'd imagine a lot of testing is done by people who aren't FTEs.

disclaimer: I am a Googler, but know nothing about how the Chrome team operates

Embedded Systems: Introduction to Arm® Cortex™-M Microcontrollers

It's a pretty good introduction to embedded programming, with several projects included. Valvano's course at University of Texas is also available as a MOOC.