TikTok

Machine Learning Intern Interview Experience - San Jose, California

May 1, 2025

Positive ExperienceNo Offer

Process

They began with questions based on my resume, asking about my projects and their impact.

Then, we moved on to a couple of easy algorithm problems:

Binary search
A combinations question you can find on LeetCode.

Finally, given my background, they asked a few machine learning questions focused on recent work.

Questions

ResNet and XGBoost, binary search and combinations.

Was this helpful?

Interview Statistics

The following metrics were computed from 3 interview experiences for the TikTok Machine Learning Intern role in San Jose, California.

Success Rate

Pass Rate

TikTok's interview process for their Machine Learning Intern roles in San Jose, California is extremely selective, failing the vast majority of engineers.

Experience Rating

Positive67%

Neutral0%

Negative33%

Candidates reported having very good feelings for TikTok's Machine Learning Intern interview process in San Jose, California.

TikTok Interview Questions

Subarray Sum Equals K

Medium

Determine the total number of continuous subarrays within a given array that sum up to a specific target value, k.

ArraysSliding Windows

Longest Substring Without Repeating Characters

Medium

Find the length of the longest substring within a given string that contains no repeating characters. The substring must be contiguous.

StringsSliding Windows

Generate Parentheses

Medium

Given a number 'n', generate all possible well-formed (balanced) parentheses strings of length 2*n. For instance, if n=3, you need to create all valid combinations like '((()))', '(()())', etc.

RecursionStrings