I applied online. The process took 1 week. I interviewed at C3 AI (San Francisco, CA) in Mar 2019
Interview
I had two different phone calls. Then I was invited to do a HackerRank test. The HackerRank test was very, very difficult. I was able to finish all three questions, but I had some private test cases wrong. At the end I got more than 81% done but I still received a rejection.
Interview questions [1]
Question 1
Finishing a HackerRank test with three different questions.
I applied through a staffing agency. The process took 2 months. I interviewed at C3 AI (Redwood City, CA) in Jan 2018
Interview
I applied through a staffing agency. My interview process consisted of
1) 1x1 Behavioral Phone Screen with the hiring manager
2) HackerRank coding challenge
3) Technical Phone Screen with a Forward Deployed Engineer
4) Onsite with 3 people - 2 behavior, 1 whiteboard. About 2.5 to 3 hours.
5) Onsite with VP + CPO. Around 30 minutes to an hour
6) Onsite with CEO. Around 15 minutes
Interview questions [1]
Question 1
Behavioral: standard questions
Technical: Data structures and algorithms