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
Cloud Engineer
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Technical
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medium
Describe how you would implement least-privilege IAM roles for a CI/CD pipeline (e.g., GitHub Actions) that needs to deploy infrastructure to AWS using OIDC.
#IAM
#OIDC
#CI/CD
#AWS Security
Cloud Engineer
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Technical
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hard
Describe how you would implement network policies in a multi-tenant Kubernetes cluster to strictly isolate research workloads from production inference.
#Network Policies
#Cilium
#Calico
#Zero Trust
Cloud Engineer
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Technical
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medium
How do you manage sensitive secrets (like API keys or database passwords) in Terraform without exposing them in the state file or version control?
#Terraform
#Secret Management
#AWS Secrets Manager
#HashiCorp Vault
Cloud Engineer
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Technical
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medium
How would you design an IAM strategy to enforce least privilege for researchers needing temporary access to specific S3 buckets containing training data?
#AWS IAM
#ABAC
#RBAC
#Temporary Credentials
Cloud Engineer
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Technical
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hard
What mechanisms would you put in place to prevent data exfiltration from a cloud environment hosting proprietary model weights?
#Data Exfiltration
#VPC Flow Logs
#Egress Filtering
#DLP
Cloud Engineer
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Technical
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medium
Describe how you would mitigate a Layer 7 DDoS attack targeting our inference API endpoints.
#DDoS Mitigation
#WAF
#CloudFront
#Rate Limiting
DevOps Engineer
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Technical
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medium
Anthropic places a heavy emphasis on security. How would you securely manage and inject secrets into a CI/CD pipeline deploying to AWS/GCP without hardcoding them?
#CI/CD
#Secrets Management
#IAM
DevOps Engineer
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Technical
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hard
We use AWS IAM extensively. Explain how IAM Role assumption works, and how you would prevent the 'confused deputy' problem in a cross-account setup.
#AWS
#IAM
#Security
Frontend Engineer
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Coding
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medium
Write a function to parse and safely render Markdown generated by an LLM. How do you ensure the output is protected against Cross-Site Scripting (XSS) attacks?
#Markdown
#XSS
#Sanitization
#DOM Manipulation
Frontend Engineer
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Technical
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hard
What are the security implications of rendering user-uploaded files (e.g., PDFs, images) in the browser, and how do you mitigate them?
#File Uploads
#CORS
#CSP
#Browser Security
Full Stack Engineer
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Technical
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medium
How would you secure an internal dashboard that interacts with sensitive model training data and allows researchers to trigger fine-tuning jobs?
#Authentication
#Authorization
#Audit Logging
#Network Security
Product Manager
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System Design
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hard
Walk me through how you would design a system to detect and block prompt injection attacks in real-time.
#AI Safety
#Security
#Real-time Processing
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.