Common questions:
Tell us about your background and work experience.
Why do you want to work for Uber?
What makes you the best candidate for this role?
What's your experience using [software]?
How do you think your current skill set would transfer to this new role?
Based on what you know about this role/initial projects, how would you approach them?
Creative exercise:
Moderately challenging - they had me design a process and a software component that would be relevant to the role.
Offer process:
They held calls with 3 referrals and ran a background check before providing me a formal offer.