Below are the slides from some technical talks that I've given. You can also find them on SlideShare.

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  Introduction to CouchDB

  Presented to the LA Hacker News meetup on Apache CouchDB. Covers basics on RESTful principles, CRUD operations, views, MVCC, and performance. 30 minutes with Q&A.

• 
  Introduction to Redis

  Presented to the LA Hacker News meetup on Redis. Covers basics on data structures, pipelining, and a use case with ReadyUp! 30 minutes with Q&A.

• 
  A To-do Web App on Google App Engine

  Presented to high school teachers participating in CS4HS. Covers writing simple to-do web app in Python on Google App Engine. 30 minutes with Q&A. See demo and source.

• 
  Java on Google App engine

  Presented to the LA JUG. Covers the CRUD operations, indexes, relationships, and transactions with the datastore, memcache, deployment, testing, and more. Content is likely very outdated. 2 hours with Q&A.