Browse real-world system designs from the world's most-scaled companies, classic interview problems, and modern AI infrastructure. View any architecture, then remix it on the canvas with AI.
Netflix
Global video streaming architecture with CDN, microservices, and chaos engineering patterns. Handles 200M+ concurrent streams.
Uber
Real-time ride dispatch with geospatial matching, surge pricing, and event-driven driver allocation at massive scale.
Stripe
PCI-compliant payment processing with fraud detection, webhook delivery, and multi-currency support.
OpenAI Pattern
Retrieval-Augmented Generation pipeline with vector search, embedding generation, and LLM orchestration for enterprise AI apps.
Twitter / X
Fan-out on write timeline architecture supporting 500M tweets/day with celebrity account special handling and read-optimized caches.
WhatsApp / Meta
End-to-end encrypted real-time messaging with presence tracking, message queuing for offline users, and media delivery.
Airbnb
Two-sided marketplace with search, booking, payments, and review systems. Handles real-time availability, pricing, and fraud prevention.
Slack
Workspace messaging with persistent channels, real-time WebSocket delivery, search indexing, and app integrations.
Generic SaaS
Production-ready multi-tenant SaaS with tenant isolation, feature flags, usage metering, and self-serve onboarding.
Modern Data Stack
Cloud-native data lake with streaming ingestion, batch ETL, query engine, and BI dashboards. Handles petabyte-scale analytics.
YouTube / Google
Video upload, transcoding, and adaptive bitrate streaming on GCP handling 500+ hours of video uploaded per minute.
System Design Classic
High-throughput URL shortening service with analytics, custom aliases, and 301/302 redirect handling at scale.
System Design Classic
Multi-channel notification system on Azure supporting push, email, SMS, and in-app notifications with Event Grid fan-out.
Dropbox
Cloud file storage on Azure with chunked uploads to Blob Storage, delta sync, deduplication, and cross-device synchronization.
System Design Classic
Text sharing service on OCI with unique short URLs, expiration policies, and read-heavy optimization using Functions and NoSQL.
System Design Classic
Real-time 1-on-1 and group chat on Azure with SignalR delivery guarantees, read receipts, typing indicators, and offline support.
System Design Classic
Distributed rate limiting on Azure with token bucket, sliding window, and fixed window algorithms using Redis Cache for API protection.
System Design Classic
Personalized news feed on GCP with ranking, fan-out strategies via Pub/Sub, and Memorystore caching for social platforms.
System Design Classic
Real-time search suggestions on GCP with Memorystore trie, frequency-based ranking, and personalized results via Pub/Sub streaming.
AI Infrastructure
Orchestrated multi-agent system where specialized AI agents collaborate on complex tasks with shared memory and tool use.
AI Infrastructure
Production LLM serving on Azure with AKS GPU workers, request batching, KV cache management, and streaming token delivery.
AI Infrastructure
End-to-end ML fine-tuning pipeline on GCP with Vertex AI, Dataproc preprocessing, distributed training, and model registry.
AI Infrastructure
Purpose-built vector database on OCI with HNSW indexing, hybrid search, metadata filtering, and multi-tenant isolation using OKE and Autonomous Database.
AI Infrastructure
Multi-model serving platform on OCI with canary deployments via OKE, A/B testing, OCI Cache feature store, and automatic model rollback.
AI Infrastructure
Large-scale batch prediction pipeline on OCI for processing millions of records through ML models with Data Science and OKE.
AI Infrastructure
Low-latency recommendation engine combining collaborative filtering, content-based signals, and real-time user behavior for sub-50ms scoring.
Instagram / Meta
Photo and video sharing platform on Azure with Blob Storage, CDN delivery, feed generation, stories, and Computer Vision image processing.
System Design Classic
Distributed web crawler on GCP with Pub/Sub URL frontier, Cloud Run workers, deduplication, and content extraction at web scale.
System Design Classic
High-concurrency ticket booking on OCI with Autonomous DB, OCI Cache for seat locking, and OCI Queue for payment processing.
30 architectures available