Experience

Buoyant

• United States
• Software Development
• 1 - 100 Employee

• CEO

  • Feb 2015 - Present

  San Francisco, CA Cloud native infrastructure. Open source. Makers of Linkerd (https://linkerd.io).



Twitter

• United States
• Software Development
• 700 & Above Employee

• Software Engineer

  • Jun 2010 - Jan 2014

  Engineer and engineering manager. Managed several engineering teams, including infrastructure and consumer-facing and platform-facing features. Shipped many things, including several iterations of Cards (http://blog.twitter.com/2012/06/experience-more-with-expanded-tweets.html) and embedded timelines (http://blog.twitter.com/2012/09/more-tweets-across-web.html). Tech lead on Photos. I built, shipped and maintained Twitter's photo service… Show more Engineer and engineering manager. Managed several engineering teams, including infrastructure and consumer-facing and platform-facing features. Shipped many things, including several iterations of Cards (http://blog.twitter.com/2012/06/experience-more-with-expanded-tweets.html) and embedded timelines (http://blog.twitter.com/2012/09/more-tweets-across-web.html). Tech lead on Photos. I built, shipped and maintained Twitter's photo service (http://blog.twitter.com/2011/06/searchphotos.html). Show less



Powerset

• Technology, Information and Internet
• 1 - 100 Employee

• Relevance & Metrics Engineer

  • May 2008 - Nov 2009

  Design and implementation of search engine metrics and metric methodology. Significant usage of Ruby, R, statistical modeling, and large datasets. Acquired by Microsoft.



adap.tv

• Software Engineer

  • Feb 2007 - May 2008

  Founding engineer. Had a hand in practically every engineering aspect of bootstrapping this company, from front-end time-critical web service code to backend machine learning/optimization/NLP.



Stanford University

• United States
• Higher Education
• 700 & Above Employee

• Research Assistant

  • Sep 2005 - Mar 2007

  Various NLP research projects under Chris Manning. Machine translation, meeting audio analysis, etc.



MITRE

• United States
• IT Services and IT Consulting
• 700 & Above Employee

• Senior Scientist

  • Jul 2001 - Aug 2005

  Lead and support roles in NLP research on machine translation evaluation, models of information retrieval, applications of reinforcement learning to user interfaces, cross-lingual information retrieval, named entity recognition, and translation memory.