Roblox Software Engineer Interview Questions

54+ Roblox Software Engineer interview questions drawn from real candidate reports. Sources include 1Point3Acres, Blind, Glassdoor, Reddit, and LeetCode. Questions span every stage of the Roblox Software Engineer loop: OA, phone screen, system design, behavioral, and onsite coding.

What to Expect in the Roblox Software Engineer Interview

The Roblox Software Engineer interview process typically runs 4 to 6 rounds depending on seniority level. Based on candidate reports in the LeakCode database, the loop usually includes a resume review, an online assessment or coding phone screen, one or more technical rounds, a system design round (for senior and above), and a behavioral or values round.

Difficulty skews toward medium and hard LeetCode-style problems in the coding rounds. System design questions test breadth (component selection, scaling, trade-off reasoning) more than deep implementation. Behavioral questions are tied to the company's stated values and principles.

Roblox Software Engineer Questions (Sample)

Roblox Assessments Invitation as a highschooler

oa easy 2026 reddit

Hi everyone, I applied to Roblox's summer internship opportunity last week (sort of as a joke because I thought I'd be instant rejected) but just received an email inviting me to the next step of the

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roblox fulltime software engineer onsite interview coding challenge

onsite 2026 1p3a

面的地里原题 以下内容需要积分高于 222 您已经可以浏览 给出stack trace 求最频繁出现的 细节可以看https://www.1point3acres.com/bbs/thread-1163880-1-1.html

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Roblox Onsite Interview Experience for Software Engineer

onsite 2025 1p3a

See here for the previous interview: https://www.1point3acres.com/bbs/thread-1146238-1-1.html This round consisted of one coding question and one Subject Design question. The coding question was about

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Roblox Onsite Interview Experience and SDE Coding Challenges

take home hard 2025 1p3a

The following content requires a score higher than 150. You can already view it. SD - Classic Problem: Design like/unlike 1m qps. No need to integrate my favorite games; just whether I've liked it and

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Roblox SDE Tech Phone Screen Experience: Like Feature Design Interview

phone screen 2025 1p3a

The interviewer was an EM from India, and the questions were the same ones from online interview experiences: designing a feature. The required functions included like/unlike, showing the total like c

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Roblox Tech Phone Screen: Rate Limiter Implementation Challenge

phone screen 2025 1p3a

The HR person I recently interviewed with found me through LinkedIn. I only managed one question and one follow-up in 45 minutes. Hidden cases aren't visible unless you've run them. The following cont

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Roblox Software Engineer Tech Phone Screen Experience

phone screen hard 2025 1p3a

I'm out of points and failed the interview. Hoping for some help! Two rounds of back-to-back interviews, 2 hours each. Before the interview, the HR called and mentioned using CoderPad, emphasizing...

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Roblox Front-End Engineer Phone Screen Avatar Dependency Algorithm

phone screen 2025 1p3a

**Task** Design an algorithm to optimize Roblox avatar load times by determining the correct loading order of components (body parts, accessories, animations) based on a dependency graph. **Rules and

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Roblox System Design Interview: Matchmaking Service for Multiplayer Games

system design 2025 1p3a

**Problem Statement** Design a centralized Matchmaking Service for Roblox to manage multiplayer session creation. The service must allow game developers to queue users, organize them into cohorts base

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Just Took Roblox Online Assessment

oa 2024 reddit

280/600. 210/300 for a backtracking problem. and 70/300 for an array problem. I just learned backtracking so I had an error but I don't know what it was. Had to move on cause I already took a lot of m

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Generate Email

coding 1p3a_oj

Given a user's name and a domain, generate a normalized email address. The user's name may include spaces and other symbols which need to be handled. For example, if the user's name is 'John Doe' and

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#723 Candy Crush

coding medium lc_company

LeetCode #723: Candy Crush. Difficulty: Medium. Topics: Array, Two Pointers, Matrix, Simulation. Asked at Roblox in the last 6 months.

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#1434 Number of Ways to Wear Different Hats to Each Other

coding hard lc_company

LeetCode #1434: Number of Ways to Wear Different Hats to Each Other. Difficulty: Hard. Topics: Array, Dynamic Programming, Bit Manipulation, Bitmask. Asked at Roblox in the last 6 months.

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#359 Logger Rate Limiter

coding easy lc_company

LeetCode #359: Logger Rate Limiter. Difficulty: Easy. Topics: Hash Table, Design, Data Stream. Asked at Roblox in the last 6 months.

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#210 Course Schedule II

coding medium lc_company

LeetCode #210: Course Schedule II. Difficulty: Medium. Topics: Depth-First Search, Breadth-First Search, Graph Theory, Topological Sort. Asked at Roblox in the last 6 months.

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Difficulty Breakdown

11

0

6

medium

5

hard

4

easy

Based on 54 questions with difficulty labels from candidate reports.

Interview Rounds

Here is how the Roblox Software Engineer questions in the LeakCode database break down by interview round, based on what candidates reported:

Round Questions in Database
coding 44
phone screen 4
onsite 2
oa 2
take home 1
system design 1

Most Common Topics

arrays (14) strings (7) system design (4) two pointers (2) queue (2) matrix (2) hash table (2) graph (2)

Question Recency

2

2026

7

2025

1

2024

Question counts by interview year, based on candidate-reported dates.

How to Prepare for the Roblox Software Engineer Interview

Use the LeakCode question database as your primary research tool. Filter by role (Software Engineer), then by round type to focus your prep on the specific stages in your upcoming loop. Sort by recency to see what 2026 candidates actually faced.

  • Start with questions from the last 12 months. Interview processes change and recent data is the strongest signal.
  • Cross-reference questions that appear in multiple sources (1p3a, Blind, Glassdoor). Multi-source confirmation means a question has stronger recurrence probability.
  • For system design rounds: focus on the question patterns, not individual questions. The same design principles recur across many prompts.
  • For behavioral rounds: map your experiences to the company's stated values before the interview. Most behavioral questions at top companies are derivatives of a small set of core leadership competencies.

FAQ

How many Roblox Software Engineer questions are in the database?

54+ questions from verified candidate reports. The count grows as new reports are scraped daily from 1Point3Acres, Blind, Glassdoor, Reddit, and LeetCode.

Are these questions from real Roblox interviews?

Yes. All questions are sourced from actual candidate interview reports, not generated by AI. Each entry links back to its source URL where available, and questions are tagged with the year and round reported by the candidate.

How current is this data?

LeakCode updates daily. The database is filtered to exclude duplicate and low-quality entries. You can filter by interview year to focus on recent cycles.

Does LeakCode cover Roblox OA questions specifically?

Yes. The database includes online assessment questions tagged with round type. See the Roblox OA page for a dedicated view.

Related: Roblox All Questions · Roblox OA Questions · Browse All Companies · Data Sources