I recently applied for ML intern postion at Tiktok. The first round had the following problems:
https://leetcode.com/problems/customers-with-maximum-number-of-transactions-on-consecutive-days/description/
https://leetcode.com/problems/minimum-replacements-to-sort-the-array/description/
Update -
Applied here: https://www.aimljobs.fyi/job/6596a616135bae3b1c531998