3 round of online interviews. The first round was with the mentor himself and comes with an OA. The second round was with the DS team senior leadership, mainly discussing about past experiences. The final round was with the HM.
Interview questions [1]
Question 1
If the AB Test results in an uplift in one sector (for example: TikTok For Your Page), but a decrease in another sector (for example: TikTok Shop), how will you make final decision on the rollout of this test as a data scientist?
30 min virtual one-on-one technical interview with a medium-level SQL question and general data science/ML questions with a member of the hiring team. Did not have a phone interview first
Interview questions [1]
Question 1
How would you determine if a new feature actually improves revenue?
3 rounds of interview with hiring manager, director and human resources. Includes deep dive questions about your resume, SQL coding, follow up case study questions based on your background and a little bit of behavioral questions.
I applied through college or university. I interviewed at TikTok
Interview
OA + Machine learning OA + Technical + Business round
Pretty fast and smooth, questions asked are professional and straight into business. The interview results was also given within 2 days after the final round.
Interview questions [1]
Question 1
How do you do video clustering algorithm (unsupervised learning scenario)