Anthropic
AI safety and research company behind Claude, focusing on constitutional AI.
5 Rounds
~20 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
•
Coding
•
medium
Implement a React component that consumes a Server-Sent Events (SSE) endpoint to stream and render text token by token, similar to Claude's chat interface.
#React
#Server-Sent Events
#Streaming
#State Management
Frontend Engineer
•
Coding
•
medium
Implement an auto-scrolling mechanism for a chat interface that stays pinned to the bottom as new tokens arrive, but stops auto-scrolling if the user scrolls up to read previous messages.
#React
#DOM APIs
#Scroll Events
#UX
Frontend Engineer
•
Coding
•
easy
Write a custom React hook `useDebounce` and use it to implement a search input that queries an API for prompt templates.
#React Hooks
#Debouncing
#API Integration
Frontend Engineer
•
Coding
•
medium
Build a multi-step configuration form for fine-tuning an AI model. The form has complex validation rules where options in Step 3 depend on selections in Step 1.
#React
#Forms
#State Management
#Validation
Frontend Engineer
•
Coding
•
medium
Implement a custom hook `useLocalStorage` that syncs state across multiple browser tabs in real-time.
#React Hooks
#Web Storage API
#Event Listeners
Frontend Engineer
•
Coding
•
medium
Implement a custom tooltip component in React that dynamically positions itself (top, bottom, left, right) to avoid clipping outside the viewport.
#React
#DOM Measurements
#CSS
#Positioning
Difficulty Radar
Based on recent AI-sourced data.
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The "Standard" Interviewer
Senior EngineerFocuses on core competencies, system constraints, and clear communication.
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Think Out Loud
Always explain your thought process before writing code or drawing architecture.