TikTok

Frontend Engineer Interview Experience - United States

October 27, 2025

Neutral ExperienceNo Offer

Process

The interview process was pretty standard. I completed the OA, which had multiple-choice questions and two LC mediums, depending on your comfort level with math.

OA -> 60-minute (LC style) -> Front-End Assessment -> Behavioral

Was this helpful?

Interview Statistics

The following metrics were computed from 17 interview experiences for the TikTok Frontend Engineer role in United States.

Success Rate

Pass Rate

TikTok's interview process for their Frontend Engineer roles in the United States is extremely selective, failing the vast majority of engineers.

Experience Rating

Positive47%

Neutral35%

Negative18%

Candidates reported having very good feelings for TikTok's Frontend Engineer 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