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
Motivation & Fit
Last reported Dec 2025
Companies: OpenAI, DoorDash, Microsoft
API Design · Caching · System Design · System Design Fundamentals
Last reported Dec 2025
Companies: OpenAI
Ethics & Responsibility
Last reported Dec 2025
Companies: OpenAI
ML System Design · Neural Networks & Training · Retrieval-Augmented Generation
Last reported Dec 2025
Companies: OpenAI
Fault Tolerance & Failover · System Design · System Design Fundamentals
Last reported Dec 2025
Companies: OpenAI
JavaScript & TypeScript · React & UI Frameworks
Last reported Dec 2025
Companies: OpenAI
Authentication & Authorization · Real-Time Systems · System Design
Last reported Dec 2025
Companies: OpenAI
Parsing & Interpreters
Last reported Dec 2025
Companies: OpenAI
Last reported Nov 2025
Companies: OpenAI
Key-Value Stores
Last reported Nov 2025
Companies: OpenAI
Data Structure Design · Graphs
Last reported Nov 2025
Companies: OpenAI
Bit Manipulation · Data Structure Design
Last reported Nov 2025
Companies: OpenAI
Parsing & Interpreters
Last reported Nov 2025
Companies: OpenAI
Consistency & Availability · System Design · System Design Fundamentals
Last reported Nov 2025
Companies: OpenAI
Messaging & Event-Driven · Real-Time Systems · System Design
Last reported Oct 2025
Companies: OpenAI
Parsing & Interpreters
Last reported Oct 2025
Companies: OpenAI
Low-Level Design (OOP) · Simulation & State Machines
Last reported Oct 2025
Companies: OpenAI
Graphs · Grids & Matrices
Last reported Oct 2025
Companies: OpenAI
Motivation & Fit
Last reported Oct 2025
Companies: OpenAI
Last reported Oct 2025
Companies: OpenAI
Fault Tolerance & Failover · Job Scheduling & Workflows · System Design
Last reported Oct 2025
Design a time-based key-value store that records multiple values per key with timestamps and returns the value whose timestamp is the largest <= the queried…
Companies: OpenAI, Amazon, Anthropic, Apple +8
Binary Search · Design · Hash Table · String
Last reported Oct 2025
Companies: OpenAI
ML Coding · Transformers & Attention
Last reported Oct 2025
Companies: OpenAI
Last reported Oct 2025