I applied through an employee referral. The process took 4 weeks. I interviewed at Meta (London, England)
Interview
One zoom chat with a recruiter about your interests. Three weeks later coding interview with questions about your research and one question on coding. It was only one question because we talked a lot about my research project.
Interview questions [1]
Question 1
You have two sets of data: find pairs of people who are friends.
I applied through an employee referral. The process took 3 weeks. I interviewed at Meta in Dec 2021
Interview
Recruiter call - Explaining about the job and interview process
Screening interview - a programming question or two (leetcode)
Interviews - I had 6 interviews in total:
Personality
Data science - Learn pandas and basic data science principles (visualization, train, test, evaluation)
Probability - Should refresh memory on expectation principles (E[X] = E[E[X|Y]], E[f(x)]) and definitions (biased/consistent estimators)
Presenting my PhD work
Research design interview - was fun, hard to learn for it, need a lot of general knowledge in research process
Programming - leetcode
Interview questions [1]
Question 1
Reasearch design - some people download facebook and delete it immediately soon after, research it.
1 round phone -> 2 round onsite. phone and 1st onsite is coding, and the last round an analytical question. All rounds through internet call due to the pandemic. For each onsite interviews there are two interviewers as a pannel.