114 articles · 146 case studies · 8 learning paths

System design in English

Explain scaling, APIs, and trade-offs clearly in UK/US panels

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Mockly
System Design
9 min read

System Design Interview Seven Steps in English

ESL English learning: system design interview seven steps in English — clarify, APIs, estimates, data model, high-level design, deep dives, and bottlenecks.

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Mockly
System Design
Technical Software Interview English
9 min

Long Polling, WebSockets, and SSE in English

ESL English learning: long polling, WebSockets, and SSE in English — when to use each realtime transport and how to explain tradeoffs in UK/US tech interviews.

Mockly
System Design
Technical Software Interview English
9 min

Ticketmaster System Design in English

ESL English learning: Ticketmaster system design in English — seat inventory, reservations, and narrating concurrency under flash-sale traffic in interviews.

Mockly
System Design
Technical Software Interview English
9 min

Uber System Design in English (ESL)

ESL English learning: Uber system design in English — matching riders and drivers, location updates, and spoken tradeoffs for dispatch at scale in interviews.

Mockly
System Design
Technical Software Interview English
9 min

Yelp Nearby System Design in English

ESL English learning: Yelp nearby friends system design in English — geo indexing, quad trees, and how to explain location search out loud in UK/US interviews.

Mockly
System Design
Technical Software Interview English
9 min

Twitter System Design in English (ESL)

ESL English learning: Twitter system design in English — timelines, fan-out, ranking, and how to narrate read-heavy social feeds for Western interview panels.

Mockly
System Design
Technical Software Interview English
9 min

Instagram System Design in English

ESL English learning: Instagram system design in English — photo upload, news feed, sharding, and reliability tradeoffs in clear spoken English interviews.

Mockly
System Design
Technical Software Interview English
9 min

Pastebin System Design in English (ESL)

ESL English learning: Pastebin system design in English — paste storage, expiry, capacity estimates, and how to narrate sharding and caching in interviews.

Mockly
System Design
Technical Software Interview English
9 min

System Design Interview Seven Steps in English

ESL English learning: system design interview seven steps in English — clarify, APIs, estimates, data model, high-level design, deep dives, and bottlenecks.

System Design
System Design English
9 min

How to Explain Google Drive System Design in English

ESL English learning: how to explain Google Drive system design in English. Sync, chunking, metadata, and consistency language for file-storage interviews.

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