TikTok

Site Reliability Engineer Intern Interview Experience - United States

September 18, 2025

Negative ExperienceNo Offer

Process

One technical, then a behavioral. The technical was a typical Leetcode style question; just make sure to explain your process in solving the question. The behavioral was a general discussion of prior experiences.

Questions

Explain the DNS lookup process.

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Interview Statistics

The following metrics were computed from 1 interview experience for the TikTok Site Reliability Engineer Intern role in United States.

Success Rate

Pass Rate

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

Experience Rating

Positive0%

Neutral0%

Negative100%

Candidates reported having very negative feelings for TikTok's Site Reliability 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