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Reddit Interview Experiences & Questions

3 real Reddit interviews shared by candidates: every round, the questions they were asked, how they answered, and whether they got the offer. Latest: Aug 2026.

What to expect at Reddit

Based on 3 real interviews

100%Got an offer
3.3/5Difficulty
3Typical rounds
4 monthsStart to finish

Roles

Software Engineer (2), Machine Learning Engineer (1)

The Reddit interview process

Most common round types: Coding (2), Behavioral (1), Concept (1), Data Analysis (1), Machine Learning (1), Statistics & Experimentation (1).

Real Reddit interview questions

  1. What happens if your model is overfitting? Machine Learning · Recruiter screen · answer included
  2. leetcode-like problem Other · Technical round
  3. Edit distance Coding · Online assessment
  4. Here’s a dataset and a high-level prediction problem. How would you turn this into an ML problem and train a model? Machine Learning · Technical round · answer included
  5. Design TikTok. Other · Phone screen
  6. Design an ML system for a ranking or recommendation problem. Machine Learning · Final / onsite round · answer included
  7. Design Slack. Other · Technical round
  8. What do you do when you have missing data, different feature scales, or a model that is overfitting or underfitting? Machine Learning · Final / onsite round · answer included
  9. Explain the difference between L1 and L2 regularization. Machine Learning · Final / onsite round · answer included
  10. Solve this coding problem and make it compile and pass the test cases. Machine Learning · Final / onsite round · answer included
  11. Tell me about the projects on your resume and how they fit what this team needs. Machine Learning · Final / onsite round · answer included

All 3 Reddit interview experiences

Software EngineerReddit · Aug 2026

“The technical round was less about difficult algorithms and more about if you knew how to code and understand basic data structures. Focus on the fundamentals rather than difficult leetcode problems.”

In progress1 roundEntry level
Software EngineerReddit · Feb 2026

“Interview was smooth and relatively easy compared to other processes, interviewer was nice and helpful enough.”

Waiting4 roundsEntry level
Staff Machine Learning EngineerReddit · Jan 2025

“I interviewed at maybe 15 or 20 places in six months, and for every onsite I got an offer, but Reddit still threw me for a loop because the ML system design leaned way more infra than modeling.”

Got the offer3 roundsStaff

Frequently asked questions

How many rounds are in the Reddit interview?

Candidates report a typical 3 rounds, usually including a recruiter screen, online assessment, phone screen, technical round.

How hard is the Reddit interview?

Candidates rate it 3.3/5 on average (medium), across 3 interviews.

How long does the Reddit hiring process take?

About 4 months from first contact to decision, based on reported timelines.

What percentage of Reddit candidates get an offer?

100% of candidates with a final result got an offer (1 of 1).

What does the Reddit interview focus on?

The most common round types are Coding, Behavioral, Concept, Data Analysis.