#pub/sub

Design stock price alerts
System designUber
▲ 00 solutions
Design live comments for live videos
System designMeta
▲ 00 solutions
Design a high-throughput publish-subscribe event system
System designGoogle
▲ 00 solutions
Design a replay system for publish-subscribe
System designGoogle
▲ 00 solutions
In-memory pub/sub with priorities
OO designAmazon
▲ 00 solutions