ByteDance / TikTokSystem Design·60 minMembers
Realtime Auction Bidding System
Members only
Design a high-read, high-write auction service with REST bids, ordered bid processing, durable bid history, current-price state, and realtime client updates through SSE or WebSocket.
SWE
messaging
kafka
redis
websocket
sse
state-machine
scaling
transactions
medium
Frequency
Single report
Last asked
2026-05-20
Stage
onsite-system-design
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