Design a globally distributed chat platform with low-latency delivery, offline sync, read receipts, media attachments, and strong consistency guarantees for message ordering.
AdvancedChatMessagingWebsockets
Multi-Channel Notification System
Design a globally distributed notification platform that delivers email, push, SMS, and in-app messages reliably with user preferences, rate limits, and delivery observability.
IntermediateNotificationsMessagingQueues
Event Deduplication Platform for Idempotent Processing
Design a platform that removes duplicate events across distributed pipelines with low latency.