Design a real-time chat application like Slack or WhatsApp — Zoom interview
Reported in Zoom USA engineering loops. Mid-to-senior design spanning WebSockets, message storage, and presence.
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Reported in Zoom USA engineering loops. Mid-to-senior design spanning WebSockets, message storage, and presence.
Reported in Twilio USA engineering loops. Product + system design hybrid common at Meta, Twitter/X, LinkedIn, and Reddit US offices.
Reported in Twilio USA engineering loops. Frequently asked in US system design rounds for CDN, cache, and sharding topics.
Reported in Twilio USA engineering loops. Senior system design combining sharding, eviction, consistency, and observability.
Reported in Twilio USA engineering loops. Infrastructure design question covering L4/L7 balancers and health checks.
Reported in Twilio USA engineering loops. Caching patterns for system design and backend performance tuning.
Reported in Twilio USA engineering loops. Mid-to-senior design spanning WebSockets, message storage, and presence.
Reported in Dropbox USA engineering loops. Product + system design hybrid common at Meta, Twitter/X, LinkedIn, and Reddit US offices.
Reported in Dropbox USA engineering loops. Frequently asked in US system design rounds for CDN, cache, and sharding topics.
Reported in Dropbox USA engineering loops. Senior system design combining sharding, eviction, consistency, and observability.
Reported in Dropbox USA engineering loops. Infrastructure design question covering L4/L7 balancers and health checks.
Reported in Dropbox USA engineering loops. Caching patterns for system design and backend performance tuning.
Reported in Dropbox USA engineering loops. Mid-to-senior design spanning WebSockets, message storage, and presence.
Reported in Snap USA engineering loops. Product + system design hybrid common at Meta, Twitter/X, LinkedIn, and Reddit US offices.
Reported in Snap USA engineering loops. Frequently asked in US system design rounds for CDN, cache, and sharding topics.