Explore questions associated with OpenAI. Review the source details, then use the workspace for code, notes, and diagrams.
642 questions in the library. A source association does not guarantee a future interview question.
Behavioral and leadership · Coding · Machine learning · ML system design · Object-oriented design · Other questions · Practical engineering · Product and business · System design
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Companies: OpenAI
Companies: OpenAI
Companies: OpenAI
Companies: OpenAI
Companies: OpenAI, Anthropic
Short-lived real-time races: authoritative progress and timing, bounded fanout, reconnects, and honest limits on cheat detection.
Companies: OpenAI
websockets · authoritative-state · matchmaking · backpressure
Async processing with durable queues, per-channel isolation, retries/DLQ, at-least-once + idempotency, outbox, priorities.
Companies: OpenAI, Airbnb, Amazon, Autodesk +24
async-processing · idempotency · outbox-pattern · queues
Companies: OpenAI
Companies: OpenAI
Companies: OpenAI
Companies: OpenAI
Companies: OpenAI
Design an allocator for n memory units that supports allocating the leftmost contiguous block of a given size and freeing all units with a given…
Companies: OpenAI, Apple, Roblox
Array · Design · Hash Table · Simulation