Senior software engineering interviews at Reddit combine a technical screen, a hiring manager interview, and a final loop with coding, system design, and judgment across multiple functional areas. You must code correctly and justify your technical choices based on user and moderator needs, reliability, and product needs.

What to Expect: Reddit Interview Process

Recent candidate accounts describe live coding followed by a loop with two coding interviews, system design, and cross-functional discussion. The number of sessions varies by role and experience level.

Expect practical follow-up questions. A coding task may require pagination, deduplication, permissions, and failure handling. Design tasks may involve Reddit features such as feeds, comments, chat, and moderation. Interviewers focus on requirements, tradeoffs, and operational details rather than product trivia.

How to Prepare and Pass Reddit Interviews

If your coding and distributed systems fundamentals are current, spend four to six weeks preparing. If you need more design practice, spend eight to ten weeks. Cycle through coding, design, and behavioral sessions every week. For design, practice feeds, ranking, caching, fan-out, rate limits, consistency, abuse prevention, and observability.

Prepare four stories covering ownership, disagreement, failure, and cross-functional delivery. Each story should show your decisions and their impact on users. Use Lodely to practice company-specific coding, system design, and behavioral questions in one plan, with editorials for each technical question.

Reddit Interview Questions

Recently asked in real interviews

These questions were asked recently in real Reddit interviews. Practice these and 4,000+ other questions from 1,000+ companies on Lodely.

Billing Status

coding Medium

Guessing Game

coding Medium

Find Perfect Location

coding Medium

Chat Messages

coding Medium

Word Ladder

coding Hard

Tennis Game

codingsystem-design Medium

Report Chain

coding Easy

Explore All Questions

Free to get started

Reddit Interview Breakdown

Billing Status

Type: Rule-based state computation. The trick: Consider event order and idempotency before coding. Tested skills: Data modeling, edge cases, and business rules.

Guessing Game

Type: Stateful program design. The Trick: Keep game state separate from input and feedback so you can test each transition. What It Tests: Decomposition, boundary cases, and readable control flow.

Find Perfect Location

Type: Search and optimization. The Trick: Specify the score and tie-breaking rule before choosing an algorithm. What It Tests: Specification clarity, data structures, and complexity analysis.

The final four are Chat Messages (ordering, pagination, and duplicate detection), Word Ladder (shortest-path calculation), Tennis Game (state transitions and a clean model), and Report Chain (hierarchical traversal).

What Comes After The Interview

Ask whether the hiring decision comes before team matching and when to expect an update. If you receive an offer, confirm the level before comparing compensation. U.S. figures, updated September 17, 2026, report median salaries of $151k at IC2, $286k at IC3, $442k at IC4, $639k at IC5, and $781k at IC6. Equity makes up a much larger share of the package at higher levels.

Candidate Experiences

One recent U.S. candidate for a senior software engineering role described a technical screen, a hiring manager interview, and a final loop. The loop included two coding interviews, system design, and cross-functional conversations. The candidate found the interviewers fair, received an offer, and declined it. Prepare to demonstrate both implementation skills and judgment across team boundaries.

Conclusion

Reddit values engineers who can code, design for real-world product constraints, and explain their decisions. Practice the seven selected questions on Lodely.com and explain how users and systems affect each solution.