I applied online. The process took 1 week. I interviewed at CoStar Group (Washington, DC) in Mar 2018
Interview
Applied online through one of the Job Boards
Contacted by HR the next day. Gone through 3 rounds of interviews, first one is HR one, the second one is a Telephonic for about an hour. And the final one is an onsite one for 4.5 hours. Onsite one is included one on ones with multiple team members, managers and a presentation of your chosen topic for 30 minutes.
Interview questions [1]
Question 1
It's mostly related to your resume, job duties and the projects that you have worked on.
I applied through an employee referral. The process took 2 weeks. I interviewed at CoStar Group (Irvine, CA) in Jun 2019
Interview
I had a phone screen with their HR/recruiting person, a phone interview with the hiring manager, then a 6 hour multi-panel interview with key team members and manager, with a final presentation & Q&A with the full team. Overall it was very comprehensive.
Interview questions [1]
Question 1
On the whiteboard, write a script for a given scenario