How Lanyrd uses Twitter

Lanyrd.com making conferences workTuesday, 3 May 2011

Lanyrd.com Deﬁnitive database of professional events and speakersTuesday, 3 May 2011

Lanyrd.com Deﬁnitive database Social event recommendation of professional events Comprehensive speaker proﬁles and speakers Archive of slides, notes and videoTuesday, 3 May 2011

Lanyrd.com DemoTuesday, 3 May 2011

Lanyrd.comTuesday, 3 May 2011

Lanyrd.com Why does it work? •The right crowdsourcing incentives •Wiki-style shared ownership •The parts support the whole •Twitter!Tuesday, 3 May 2011

Lanyrd.com Why Twitter? •It’s where the event discussion happens •Speakers promote their Twitter accounts •Follow beats Friend for recommendations •Culturally amenable to public proﬁlesTuesday, 3 May 2011

Lanyrd.com Twitter as an Identity Platform •Make assertions about any Twitter user •Create proﬁles to be claimed later •Instant personalisation •Naturally viralTuesday, 3 May 2011

Lanyrd.com More demosTuesday, 3 May 2011

Lanyrd.com (Inspired by Rapportive)Tuesday, 3 May 2011

Lanyrd.com Under the hoodTuesday, 3 May 2011

Lanyrd.com Calendar •Pull user’s friends/ids.json •Cache for ten hours •Store in Redis •Solr search: attendees:(34722 OR 1312313 OR...Tuesday, 3 May 2011

Lanyrd.com Redis set intersectionTuesday, 3 May 2011

Lanyrd.com users/search.jsonTuesday, 3 May 2011

Lanyrd.com friendships/createTuesday, 3 May 2011

Lanyrd.com lanyrd.com badges.lanyrd.net Load balancer HTTP cache (nginx) (varnish) app server app server app server (Django/Apache) (Django/Apache) (Django/Apache) background caching (memcache) processing (celery and cron) search server search server search server (solr master) (solr slave) (solr slave) K/V store Database (redis) (MySQL RDS)Tuesday, 3 May 2011

Lanyrd.com @lanyrd attending #devnestTuesday, 3 May 2011

Lanyrd.com We’re hiring! (soon)Tuesday, 3 May 2011

How Lanyrd uses Twitter

by Simon Willison

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http://lanyrd.com	23
http://127.0.0.1:8000	1