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Datadog interview questions

From 3 candidate accounts, updated Oct 12, 2026

Candidate accounts
3
Rounds on average
1
Rounds in every loop
1
Open roles at Datadog
439

How the loop works

This guide draws on 3 first-hand interview accounts from Hacker News. Candidates describe about 1 round on average, most often a take-home task and a phone screen.

These 3 writeups cover software engineering roles. All of them were posted under a forum handle, so we could not verify the authors’ identities.

See open roles at Datadog

Interview experiences at Datadog

Software Engineer

Not selected

unknown. 1 round. Shared by fafle on hn, 2021-11-30

  1. 1Take-home assignmentTake-homeTake-home nominally capped at three hours. Rejected for not guarding against unspecified invalid inputs.Covered: Input validation, Practical coding

Role not stated

Not selected

Experienced. 1 round. Shared by windowshopping on hn, 2021-11-30

  1. 1Take-home assignmentTake-homeLarge, complex assignment. Rejected without discussion or feedback.

What Datadog is hiring for now

439 open roles in our index. Advertised pay floors run $101k to $192k (median $135k, from 221 postings that state pay).

Most-posted roles

  • Strategic Account Executive19
  • Enterprise Sales Executive8
  • Commercial Account Executive7
  • Mid Market Account Executive5
  • Enterprise Sales Executive (SLED)4
  • Commercial & Mid-Market Sales Engineer4

Top locations

  • New York City107
  • Boston48
  • Paris38
  • Tokyo30
  • Denver18

Datadog interviews: FAQ

What is the interview process like at Datadog?
This guide draws on 3 first-hand interview accounts from Hacker News. Candidates describe about 1 round on average, most often a take-home task and a phone screen.
What topics does Datadog test in interviews?
Commonly reported topics include Input validation, Practical coding, Coin change, Scala, Tail recursion.

These guides summarize public, first-hand interview experiences shared by candidates. They describe the shape of each loop and the topics that came up, not a leaked question bank, and every experience links back to its original source. Processes change often. Treat this as directional prep, not a script.