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 726–750
Companies: OpenAI
LLM Applications · State Management · System Design
Last reported Apr 2026
Companies: Google
System Design · System Design Fundamentals
Last reported Apr 2026
Companies: Microsoft
System Design
Last reported Apr 2026
Design a client-side library to efficiently download and display static images from the network, supporting use cases like scrolling feeds with post images and profile…
Companies: Meta
Last reported Apr 2026
Companies: OpenAI
Fault Tolerance & Failover · Multiplayer Game Systems · System Design
Last reported Apr 2026
Design a checkpointing system for large language models running on GPU clusters that can efficiently save model state during training and restore it for recovery…
Companies: Higgsfield, Meta
Last reported Apr 2026
Design a distributed system that can identify and retrieve the slowest performing query from Google's search infrastructure, with capabilities for both historical analysis…
Companies: Google
Last reported Apr 2026
Companies: Uber
API Design · System Design · System Design Fundamentals
Last reported Apr 2026
Design a video moderation system for a global platform like TikTok that can ingest millions of daily video uploads, apply ML-based risk scoring and rule-based…
Companies: TikTok
Last reported Apr 2026
Consistent assignment without a serving dependency, trustworthy exposure-to-outcome attribution, and results that distinguish real effects from measurement errors.
Companies: Affirm, Airbnb
attribution · configuration-distribution · data-quality · deterministic-assignment
Last reported Apr 2026
Companies: OpenAI
Sandboxing & Isolation · System Design · System Design Fundamentals
Last reported Apr 2026
Companies: Netflix
System Design
Last reported Apr 2026
Companies: Uber
API Design · System Design · System Design Fundamentals
Last reported Apr 2026
Companies: Anthropic, Microsoft
Rate Limiting · System Design · System Design Fundamentals
Last reported Apr 2026
Design a distributed web crawler using 10,000 machines to crawl 1 billion URLs without any centralized components (no master nodes, databases, queues, or cloud services)…
Companies: Bloomberg, Meta
Last reported Apr 2026
Design a system library API that handles HTTP requests for client applications like web browsers and mobile apps. The library should support various request types…
Companies: Meta
Last reported Apr 2026
Companies: Netflix
System Design
Last reported Apr 2026
Design a note-taking application that allows users to create, edit, organize, and sync notes across multiple devices.
Companies: Netflix
Last reported Apr 2026
Design a high-availability, low-latency stock trading service that allows users to buy/sell stocks, view live prices, manage portfolios, and access historical data.
Companies: Amazon, Bloomberg, SoFi, Wise
Last reported Apr 2026
Design an elevator control system for a multi-story building that efficiently manages multiple elevators, processes floor requests from both elevator cars and floor panels, and…
Companies: Google, IBM
System Design
Last reported Apr 2026
Companies: Anthropic
Fault Tolerance & Failover · System Design · System Design Fundamentals
Last reported Apr 2026
Companies: Microsoft
Authentication & Authorization · System Design
Last reported Apr 2026
Companies: Netflix
System Design
Last reported Apr 2026
Design a system that manages and enforces storage quotas for multi-tenant environments, where each tenant has a defined storage allocation across multiple applications, and…
Companies: Snowflake
Last reported Apr 2026
Companies: Google
System Design
Last reported Apr 2026