It is very tough. They have 4-5 rounds depending on the role. The entire process easily takes about 2 months time. Each round is different and is an elimination round. The HR guides you throughout the interview process and helps you perform good during the interview. They help you in prepping
Interview questions [1]
Question 1
Each round is different. They start with behavioural and situation round. Then it is an assignment. Then the technical round where you are given a business problem and you have to solve it on call.
Guess estimates some puzzles . then a written exam. They provided guide They ask you to interpret data sets live on the interview. Not fancy modelling or something but simple understanding your perspective
I applied through a recruiter. The process took 4 weeks. I interviewed at Gartner (Stamford, CT) in Jan 2022
Interview
A very truly involved process. You learn a lot.
1st Interview: Recruiter Screening (30 mins, Tell me about yourself, Behavioral Questions and Why do you want to work here)
2nd Interview: Hiring Manager (1Hr, Behavioral and Q+A)
3rd Interview: Team Manager (1Hr, Behavioral + Technical)
4th Interview: Panel Case Study (1Hr, 30 mins case study, feedback, Q+A)
Gartner wants to know if you’re able to do the job upfront, they heavily rely on feedback culture