I applied through college or university. I interviewed at Vertica (Pitts, PA) in Feb 2016
Interview
First round is an OA with some description.
Then came the phone interview, which is not too hard.
The third round is onsite in Pittsburgh, two round for general
questions and later two round with coding.
The interviews were a System design interview And a discussion about the Vertica architecture. They also gave a take home assignment. Overall very positive interview and very interesting interview topics
I applied through an employee referral. I interviewed at Vertica (Boston, MA) in Jun 2019
Interview
1. Initial phone screen with general behavioral questions
2. Coding challenge sent over email to be completed in Java, Python, or C++
3. On site interview with coding, software engineering, design and whiteboarding
Interview questions [1]
Question 1
For the coding challenge they sent a program to be debugged so it would run faster. Find the most expensive computations in the program and optimize.