Design a Notification Filtering System
Design a notification filtering and ranking system that can handle over 10,000 notifications from various sources (friends, groups, ads) and prioritize important notifications like legal notices to ensure they are not missed.
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Mid November, 2025
Meta
Senior
Rank the notifications as received from various sources such as friends, groups, ads. Receiving more than 10,000 notifications. Also, in 10,000 receive important legal notification.
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