OpenAI
Leading AI research laboratory developing state-of-the-art foundation models like GPT-4.
5 Rounds
~21 Days
Very Hard
The Interview Loop
Recruiter Screen (30 min)
Standard fit check, behavioral questions, and resume overview.
Technical Loop (3-4 Rounds)
Deep dive into domain knowledge, coding, and system design.
Interview Question Bank
Frontend Engineer
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System Design
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hard
Design the frontend architecture for the ChatGPT web client. Focus specifically on how you would handle streaming responses, manage conversation state, and handle network interruptions.
#Architecture
#Streaming
#State Management
#Resilience
Frontend Engineer
•
System Design
•
hard
Design a real-time collaborative prompt engineering playground where multiple users can edit a prompt simultaneously and see live model outputs.
#WebSockets
#Operational Transformation (OT)
#CRDTs
#Concurrency
Frontend Engineer
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System Design
•
medium
Design an image gallery for DALL-E generations. It needs to support infinite scrolling, lazy loading of high-res images, and a masonry layout.
#Layout
#Performance
#Intersection Observer
Frontend Engineer
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System Design
•
hard
Design a robust file upload system for the Advanced Data Analysis (Code Interpreter) feature. It must handle files up to 1GB, support resume on failure, and show progress.
#Chunked Uploads
#Network Resilience
#File API
Frontend Engineer
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System Design
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hard
Design a canvas-based node editor (similar to a visual workflow builder for chaining LLM prompts). How do you handle rendering, zooming, panning, and connecting nodes?
#Canvas API
#WebGL
#Math
#State Management
Frontend Engineer
•
System Design
•
medium
Design the architecture for a 'Shared Chat' feature, where a user can generate a public URL for a specific conversation. Consider security, SEO, and hydration.
#Next.js
#SSR
#Security
#SEO
Frontend Engineer
•
System Design
•
medium
Design a robust telemetry and error tracking system for the frontend. How do you capture unhandled exceptions, promise rejections, and performance metrics without impacting the user experience?
#Observability
#Error Handling
#Performance
Difficulty Radar
Based on recent AI-sourced data.
Meet Your Interviewers
The "Standard" Interviewer
Senior EngineerFocuses on core competencies, system constraints, and clear communication.
SimulateUnwritten Rules
Think Out Loud
Always explain your thought process before writing code or drawing architecture.