Prompt Library

System Design Prompts Prompts

Prompts for system design interviews, distributed architecture, scalability planning, microservices patterns, and technical decision-making.

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System Design Prompts

Copy-ready templates with fillable placeholders.

20 prompts found

System Design Prompts

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Claude/ChatGPT Prompt to Design a URL Shortener at Scale

Full system design for a URL shortener at 100M new URLs/day: code generation, storage, caching, rate limiting, and g...

[write volume] [read ratio] [latency target] +1

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System Design Prompts

Claude/ChatGPT Prompt to Design an Instagram Feed (Fan-Out)

Design a social feed at scale: compare fan-out-on-write, on-read and hybrid, with celeb amplification, ranking, cach...

[dau] [max followers] [latency]

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System Design Prompts

Claude/ChatGPT Prompt to Design a Distributed Rate Limiter

Design a multi-tier distributed rate limiter with Redis token buckets, per-user/per-IP limits, and Redis-down failur...

[limit dimensions] [tiers] [backend store] +1

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System Design Prompts

Claude/ChatGPT Prompt to Design a Payment Processing System

Design a marketplace payment system with idempotency keys, a payment state machine, verified webhooks, and reconcili...

[product type] [provider] [currencies] +1

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Claude/ChatGPT Prompt to Design Real-Time Chat for 10M Concurrent Users

Design a WhatsApp-style real-time chat system handling 10M concurrent connections with delivery guarantees and globa...

[concurrent users] [connection protocol] [message store] +1

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Claude · ChatGPT · Gemini

System Design Prompt: Build a Payment Processing System

Design a scalable payment processing system: transactions, fraud detection, multi-currency, double-entry ledger, and...

[business type] [tps] [payment methods] +8

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System Design Prompts

Claude · ChatGPT · Gemini

System Design Prompt: Build a Video Streaming Platform

Design a video streaming platform: adaptive bitrate, transcoding pipeline, multi-tier CDN, live streaming, and a rec...

[reference platform] [concurrent viewers] [startup latency] +11

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System Design Prompts

Claude · ChatGPT · Gemini

Design a Social Media News Feed

Design a social media news feed system with fan-out strategies, ranking algorithms, real-time updates, and content m...

[user count] [dau percentage] [feed latency] +9

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System Design Prompts

Claude · ChatGPT · Gemini

Design a Ride-Sharing Service

Design a ride-sharing platform with real-time matching, dynamic pricing, GPS tracking, ETA calculations, and driver-...

[reference platform] [city count] [match time] +13

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System Design Prompts

Claude · ChatGPT · Gemini

Design a Cloud File Storage System

Design a cloud file storage system with file sync, deduplication, sharing, versioning, and conflict resolution acros...

[reference platform] [user count] [storage per user] +13

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System Design Prompts

Claude · ChatGPT · Gemini

Design a Recommendation Engine

Design a scalable recommendation engine with collaborative filtering, content-based signals, real-time personalizati...

[platform type] [user count] [item count] +14

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System Design Prompts

Claude · ChatGPT · Gemini

Design a Metrics & Monitoring System

Design a distributed metrics collection, aggregation, and alerting system for monitoring infrastructure and applicat...

[infrastructure type] [server count] [metrics per second] +12

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System Design Prompts Prompts

System Design Prompts

Claude/ChatGPT Prompt to Design a URL Shortener at Scale

Claude/ChatGPT Prompt to Design an Instagram Feed (Fan-Out)

Claude/ChatGPT Prompt to Design a Distributed Rate Limiter

Claude/ChatGPT Prompt to Design a Payment Processing System

Claude/ChatGPT Prompt to Design Real-Time Chat for 10M Concurrent Users

System Design Prompt: Build a Payment Processing System

System Design Prompt: Build a Video Streaming Platform

Design a Social Media News Feed

Design a Ride-Sharing Service

Design a Cloud File Storage System

Design a Recommendation Engine

Design a Metrics & Monitoring System

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Engr Mejba Ahmed

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