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
Data Scientist
•
Technical
•
medium
ChatGPT Daily Active Users (DAU) dropped by 5% week-over-week, but API usage increased by 10%. Walk me through your diagnostic process to find the root cause.
#Root Cause Analysis
#Metric Trees
#Cannibalization
Data Scientist
•
Technical
•
hard
We are considering introducing a new pricing tier for the API based on compute time rather than purely on token count. How would you model the financial impact and predict user churn?
#Pricing Models
#Forecasting
#Churn Prediction
Data Scientist
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Technical
•
medium
We want to introduce a new dynamic usage cap for GPT-4 based on server load. How would you determine the optimal threshold to minimize user churn while maximizing compute savings?
#Optimization
#Churn Prediction
#Capacity Planning
Data Scientist
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Technical
•
medium
What metrics would you define to evaluate the success and adoption of the 'Custom Instructions' feature in ChatGPT?
#Metric Definition
#Product Sense
#User Engagement
Data Scientist
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Technical
•
hard
Walk me through how you would price a new multimodal API endpoint (e.g., video generation). What data do you need to make this decision?
#Pricing Strategy
#Unit Economics
#Market Analysis
Data Scientist
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Technical
•
medium
ChatGPT Daily Active Users (DAU) is dropping in a specific region. Walk me through your diagnostic process to identify the root cause.
#Root Cause Analysis
#Product Metrics
#Debugging
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.