Robinhood Coding Interview Questions

These are the 27 Robinhood coding interview questions AceOffer has reconstructed from candidate reports, sorted by how often each was reported. Service Load Factor / Dependency DAG Load Calculation leads at 14×. Every question shows when it was last reported; the catalog refreshes monthly.

Part of the full catalog of Robinhood interview questions, covering every round.

AceOffer is not affiliated with, endorsed by, or sponsored by Robinhood. Questions are reconstructed from interview experiences candidates shared, not from Robinhood materials.

Key facts

  • •27 distinct coding questions indexed
  • •75 candidate reports across those questions
  • •Most reported: Service Load Factor / Dependency DAG Load Calculation — 14× (last seen August 2026)
  • •Refreshed monthly · last updated October 2026

Which Robinhood rounds ask coding questions?

Robinhood draws coding questions from the rounds below. Counts are distinct questions, not times asked.

One to three rounds, longer than typical; the reported set includes service load factor, fractional shares, referral leaderboards and a 150-200 line order-parsing problem.16 questions

Most reported: Service Load Factor / Dependency DAG Load Calculation — 14×

One technical screen, often system design — sometimes the job scheduler itself, with the topic named on the invite. Frontend and mobile candidates report implement-this-API exercises instead.9 questions

Most reported: Top K Frequent Words / Characters — 3×

An online assessment appears on some loops, LeetCode medium and above.2 questions

Most reported: California Residency SQL / Data Query Problems — 1×

Which Robinhood coding questions get asked most?

Sorted by candidate-report frequency. Click any question for the full breakdown.

QuestionRoundReportedLast seen
Service Load Factor / Dependency DAG Load CalculationFreeCoding14×August 2026
Fractional Share / Stock Trading Coding ProblemCoding12×April 2026
Referral Program / Referral Leaderboard CodingCoding9×July 2026
Friend Money Transfer / Payment System OOPCoding6×July 2026
Text Justification / String Line PackingCoding4×April 2026
Top K Frequent Words / CharactersPhone Screen3×July 2026
Topological Sort / Course ScheduleCoding3×July 2026
Implement Chainable Finder / Selector APIPhone Screen2×August 2026
Fraud Detection / Fraud Account DetectionPhone Screen2×April 2025
UITableView / iOS Timer Table View with Cell Visibility TrackingPhone Screen2×August 2025
Weekly/Google Calendar UI with Event CreationCoding2×October 2025
Implement Chainable Delay / afterDelay MethodPhone Screen1×July 2025
Mini Todo List UI with ReactPhone Screen1×July 2025
Reverse Linked List / Pairs ReversePhone Screen1×April 2025
Event Logger (DOM + Batching + Promise Queueing + Abort)Phone Screen1×October 2025
Web Application Front-End DesignPhone Screen1×April 2025
Union-Find / Disjoint Set Union TemplateCoding1×April 2026
Calendar System DesignCoding1×April 2026
Merge IntervalsCoding1×March 2026
String Validation with Security and Bypass PreventionCoding1×January 2026
Kafka Offset CommitCoding1×August 2025
Android/Mobile Stock Trading System ImplementationCoding1×March 2026
Constrained Data Structure with Concurrency and Resource Abuse HandlingCoding1×January 2026
Stock Market Order Placement (Thread-Safe Queue)Coding1×February 2025
Retryer ImplementationCoding1×May 2025
Session Aggregation with Event Log ProcessingFreeOA1×March 2026
California Residency SQL / Data Query ProblemsOA1×March 2026

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FAQ

How many coding questions does Robinhood ask?▾
AceOffer has reconstructed 27 distinct Robinhood coding interview questions from 75 verified candidate reports, each with the follow-ups candidates reported and a last-reported date.
What is the most common Robinhood coding interview question?▾
Service Load Factor / Dependency DAG Load Calculation — reported 14 times, last seen August 2026.
How fresh is AceOffer's Robinhood coding question data?▾
The catalog is refreshed monthly from new candidate reports, and every question shows when it was last reported.

Get the full Robinhood catalog

Every question, every candidate-reported follow-up, and what passers actually do. Monthly refresh.

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