Ad-Click Aggregator
Staff-level system design for real-time ad-click aggregation at scale: handling billions of events/day, deduplication, accurate metrics under at-least-once semantics, and distributed collection.
Staff-level system design for real-time ad-click aggregation at scale: handling billions of events/day, deduplication, accurate metrics under at-least-once semantics, and distributed collection.
Staff-level system design guide for URL shortening read and write paths
Staff engineer level answer outline with requirements, architecture, entities, APIs, data flow, technology choices, trade-offs, and interview talking points.
Staff engineer level answer outline with requirements, architecture, entities, APIs, data flow, technology choices, trade-offs, and interview talking points.
Staff engineer level answer outline with requirements, architecture, entities, APIs, data flow, technology choices, trade-offs, and interview talking points.
Staff-level system design guide for a cloud file sync and sharing product
Staff-level system design guide for a cloud file sync and sharing product
Staff-level system design for a durable, fair, isolated, real-time CI/CD workflow execution platform similar to GitHub Actions.
A staff-level checklist for building system design fundamentals, request-flow thinking, data modeling, scale, and reliability
Staff-level system design for real-time online auctions: bidding architecture, consensus under load, fraud detection, and handling race conditions at scale.
Staff-level guide to choosing between Operational Transformation (OT) and Conflict-free Replicated Data Types (CRDT) for real-time collaborative editing and offline-first systems.
Staff-level system design for a price tracking service that crawls Amazon and other e-commerce sites, detects price changes, and notifies users at scale.
Staff-level system design checklist for API and platform rate limiting
Staff-level frontend and backend system design guide for a reliable private messaging product