Keynote: Twitter's search architecture
Presented by Michael Busch, Tech lead, Search Infrastructure at Twitter Twitter serves billions of queries per day from different Lucene indexes, while appending more than hundreds of millions of tweets per day in real time. In the keynote, Michael will outline Twitter's search architecture and share the latest technologies being used.

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Elasticsearch Deep Dive w/ a Ex-Meta Senior Manager for System Design Interviews

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NSDI '13 - Scaling Memcache at Facebook

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Scaling Pinterest • Marty Weiner • GOTO 2014

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What is in a Lucene index? Adrien Grand, Software Engineer, Elasticsearch

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Google system design interview: Design TikTok (with ex-Google EM)

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Real-Time Delivery Architecture at Twitter

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USENIX ATC '13 - TAO: Facebook’s Distributed Data Store for the Social Graph

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Apache Lucene: Then & Now

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Messaging at Scale at Instagram

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How We've Scaled Dropbox

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Streaming a Million Likes/Second: Real-Time Interactions on Live Video

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A Conversation with Demis Hassabis, Co-Founder and CEO of Google DeepMind

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Seattle Conference on Scalability: YouTube Scalability

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Something is jamming GPS over Europe. Here's what we found
![Nicholas Carlini - Black-hat LLMs | [un]prompted 2026](https://i.ytimg.com/vi/1sd26pWhfmg/hqdefault.jpg?sqp=-oaymwE9CNACELwBSFryq4qpAy8IARUAAAAAGAElAADIQj0AgKJDeAHwAQH4Af4JgALQBYoCDAgAEAEYciBmKDYwDw==&rs=AOn4CLBn1sRfbeYcMnkqD2mtRZhq1TO6JQ)
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Nicholas Carlini - Black-hat LLMs | [un]prompted 2026

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Solr 4: The SolrCloud Architecture

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System Design: Messenger service like Whatsapp or WeChat - Interview Question

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Text search with Lucene (1 of 2)

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Twitter system design mock interview (with Senior Software Engineer)

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