GitLab interview process is quite a journey, as a company who focus on its value and how a candidate must be a match to them besides the skills necessary for the job.
Each step of the interview is explain in detail and you feel full support from the recruiting team.
Each person who interviews you is completely in sync with thee previous one,you won't get asked questions again by different people and instead you will get relevant questions based on the stage of the process you are in.