Pros
The pros of working at XOR is that the environment is very friendly. There are good opportunities to advance your a career. Management is very supportive of your ideas and suggestions. Telecommuting is permitted in some cases, flexible schedule. The company offers good benefits, and also provide additional training to continue learning new skills. You get to work with some great people from all over the world. I can go and ask anyone a question in my dept. and they are always willing to help. The work environment is also very fast paced.
Cons
Since that company is pretty new sometimes it might take a bit more time to find an answer for your question , but as I mentioned above management is very supportive, so it is not a problem actually.