Interview questions
Find a company or topic. Read the sources, then practice.
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Find a company or topic. Read the sources, then practice.
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Showing 1,251–1,275
Companies: Google
System Design
Last reported Jan 2025
Companies: Microsoft
System Design · System Design Fundamentals
Last reported Jan 2025
Design an ads creative management system that allows advertisers to create, manage, and distribute different ad formats (display, video, native) across multiple supply channels…
Last reported Jan 2025
Design a social music feature that allows users to see what songs their friends are currently listening to or have recently played, similar to Spotify's…
Companies: Spotify
Last reported Jan 2025
Companies: Google
API Design · System Design
Last reported Jan 2025
Companies: OpenAI
Multiplayer Game Systems · Real-Time Systems
Last reported Jan 2025
Design a dynamic bidding system where users can bid for EC2 spot instances with fluctuating availability and pricing. The system should handle instance allocation, support…
Companies: Amazon
Last reported Jan 2025
Design a service that processes S3 file events and routes them to separate queues based on deduplication logic. The service should identify duplicates by both…
Companies: Agoda
Last reported Jan 2025
Companies: LinkedIn
Last reported Jan 2025
Design a centralized expense management platform that allows users to track, submit, and manage expenses, while integrating with third-party systems to sync and exchange…
Companies: Amazon
Last reported Dec 2024
Companies: Uber
System Design
Last reported Dec 2024
Design a contacts app that ranks contacts by likelihood of engagement based on interaction history and shows real-time online/offline status.
Companies: Meta
Last reported Dec 2024
Companies: Microsoft
System Design
Last reported Dec 2024
Companies: Google
System Design
Last reported Dec 2024
Companies: Amazon
API Design · System Design
Last reported Dec 2024
Design a system that can analyze URLs in real-time to detect and identify malicious links, protecting users from phishing, malware, and other security threats.
Companies: Meta
Last reported Dec 2024
Companies: Amazon
API Design · System Design
Last reported Nov 2024
Companies: Microsoft
ML System Design · System Design
Last reported Oct 2024
Companies: Google
System Design
Last reported Oct 2024
Companies: Google
System Design · System Design Fundamentals
Last reported Oct 2024
Companies: Microsoft
System Design · System Design Fundamentals
Last reported Oct 2024
Companies: Microsoft
Real-Time Systems · System Design
Last reported Oct 2024
Companies: Microsoft
Real-Time Systems · System Design
Last reported Oct 2024
Companies: Microsoft
System Design · System Design Fundamentals
Last reported Oct 2024
Companies: Google
System Design
Last reported Oct 2024