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 626–650
Companies: Amazon
System Design · System Design Fundamentals
Last reported Jun 2026
Companies: OpenAI
Distributed Transactions & Idempotency · Payments & Ledgers · System Design
Last reported Jun 2026
Companies: Google
System Design
Last reported Jun 2026
Companies: Amazon
System Design
Last reported Jun 2026
Design a system that runs automated test simulations to validate code changes, collecting and analyzing emitted metrics (e.g., proximity alerts in a simulated environment) to…
Companies: Waymo
Last reported Jun 2026
Design a tribe membership platform that allows users to create tribes, join existing tribes, and manage memberships at scale while handling high transaction throughput…
Companies: Deliveroo
Last reported Jun 2026
Companies: OpenAI
Distributed Transactions & Idempotency · Payments & Ledgers · System Design
Last reported Jun 2026
Companies: Microsoft
System Design · System Design Fundamentals
Last reported Jun 2026
Companies: OpenAI
Distributed Transactions & Idempotency · Job Scheduling & Workflows · System Design
Last reported Jun 2026
Partitioned storage with replication: durable writes, availability during partitions, ownership changes, and convergence after failures.
Companies: Airbnb, Apple, Avalara, Canva +4
consistency · failure-recovery · hot-keys · partitioning
Last reported Jun 2026
Companies: Microsoft
Observability · System Design
Last reported Jun 2026
Design a system that allows a ticketing platform to transfer and sell tickets across different third-party platforms, enabling seamless cross-platform ticket distribution and…
Companies: Seatgeek
Last reported Jun 2026
Companies: Microsoft
API Design · System Design · System Design Fundamentals
Last reported Jun 2026
Companies: Microsoft
System Design
Last reported Jun 2026
Design a scalable newsletter subscription platform that allows newsletters to configure scheduled email delivery to their subscribers at specific dates and times.
Companies: Meta
Last reported Jun 2026
Design a weather monitoring system that can collect data from thousands of distributed sensors and provide weather information to users.
Companies: Amazon, HubSpot
Last reported Jun 2026
Design a serverless compute service like AWS Lambda that executes code in response to events, focusing on worker node architecture and handling both synchronous and…
Companies: Amazon
Last reported Jun 2026
Design a smart city sensor system that can collect data from millions of IoT sensors and compute hourly averages for city management and analytics.
Companies: Amazon
Last reported Jun 2026
Design a 911 call center system that efficiently routes emergency calls to appropriate regional police stations and schedules employees into operational slots. Focus on…
Companies: Salesforce, Uber, Visa
Last reported Jun 2026
Companies: Uber
Observability · System Design
Last reported Jun 2026
Design a scalable authentication system that can handle user registration, login, session management, and secure access control across multiple services.
Companies: Airbnb, PayPal, Upstart
Last reported Jun 2026
Design a messaging platform like Slack that supports real-time messaging through direct messages and channels (public/private), message threads, new message indicators, and…
Companies: Coinbase, Databricks, OpenAI
Last reported Jun 2026
Design a video streaming platform like Netflix that supports video playback across multiple devices (mobile, web, smart TVs) with seamless resume functionality, subscription…
Companies: Amazon, Google, HubSpot, Meta +2
Last reported Jun 2026
Design a camel ride booking platform that allows users to browse available camel ride experiences, make reservations, and manage their bookings.
Companies: Meta
Last reported Jun 2026
Companies: Amazon
System Design
Last reported Jun 2026