
Betterment fosters an incredibly nurturing, supportive work environment. Resources are made readily available (read as: incredibly accessible) and team leads are very concerned for your wellbeing -- not just as an employee but as a person.
The dedication to raising issues in an open and supportive way.
I think that the culture is very open and positive. People will happily pitch in and help out even when outside of their normal role resp.
We're trying to do too much at once.