System Design: Rate Limiter Service
Design a distributed rate limiter — token bucket, sliding window, fixed window algorithms with Redis, and mult...
Browse and customize AI prompt templates for ChatGPT, Claude, Midjourney, and more. Copy-ready prompts with fillable placeholders.
Design a distributed rate limiter — token bucket, sliding window, fixed window algorithms with Redis, and mult...
Design a multi-channel notification service — email, SMS, push, in-app with templates, preferences, batching,...
Design an event-driven microservices architecture — event sourcing, CQRS, saga patterns, and eventual consiste...
Design a CDN from scratch — edge caching, cache invalidation, origin shielding, and geographic routing for glo...
Design a search autocomplete system — trie data structure, ranking algorithms, personalization, and sub-100ms...
Design a RESTful API following industry best practices — resource naming, HTTP methods, status codes, paginati...
Design a production GraphQL API — schema design, resolvers, dataloaders, subscriptions, and N+1 prevention.
Implement secure API authentication — OAuth 2.0, JWT, API keys, RBAC, and token refresh with security best pra...
Generate a complete OpenAPI 3.1 specification from requirements, then auto-generate typed client SDKs for mult...
Design a comprehensive API error handling system — error codes, structured logging, correlation IDs, and devel...
Build a production webhook system — event delivery, signature verification, retry logic, and subscriber manage...
Create API load testing scripts and performance benchmarks — k6, Artillery, or Locust with realistic scenarios...