TikTok

Software Engineer Intern Interview Experience - United States

October 11, 2025

Neutral ExperienceNo Offer

Process

Online assessment on Codesignal, then two 45-minute interviews on Lark. The first interview was two LeetCode problems (one easier medium and one easy), and the second interview was one LeetCode problem (an easier medium), a behavioral assessment with the Hiring Manager, and some general questions.

Questions

LC medium hashmap question, LC medium string question

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Interview Statistics

The following metrics were computed from 44 interview experiences for the TikTok Software Engineer Intern role in United States.

Success Rate

16%

Pass Rate

TikTok's interview process for their Software Engineer Intern roles in the United States is very selective, failing most engineers who go through it.

Experience Rating

Positive34%

Neutral48%

Negative18%

Candidates reported having good feelings for TikTok's Software Engineer Intern interview process in United States.

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