3 rounds of tech interviews + 1 round of HR
Every tech interview has a coding test and a project discussion.
Code tests are LeetCode medium-level questions.
They asked a lot about my publications and the details of each model
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?
Will dive deep into resume experience, ML/stats basic questions, a ML case or AB Testing case question, and SQL/Python coding(Algorithim) round. The interviewer will be your future full time buddy and manager.