Building high traffic and high availability internet web site from ground up

Sr. DevOps Engineer @ monitoring and automation From September 2015 to Present (4 months) San Francisco Bay AreaSr. DevOps Engineer @ Datacenter automation From April 2015 to September 2015 (6 months) San Francisco Bay AreaSr. Site Reliability Engineer @ Building unified social content search platform using Lucene like search engine to power the Linkedin home page. From December 2012 to April 2015 (2 years 5 months) San Francisco Bay AreaSenior Service Engineer @ Maintained Hadoop/HBase/Hive server clusters to power the Content Optimization Relevance Engine for the Yahoo home page. Built a central data platform for linking and matching from multiple data sources using Hadoop cloud grids. Built the Hadoop/Oozie server infrastructure for the hosted web crawling service. Maintained Yahoo Search backend indexing and Webmap Hadoop clusters. From August 2010 to December 2012 (2 years 5 months) San Francisco Bay AreaProduct Operations Engineer @ Build 24x7 high traffic vertical ad networks and ad serving engine. Pioneer and build Hadoop Hive Big Data analytical clusters From June 2009 to August 2010 (1 year 3 months) Lead Principal J2EE System Engineer @ Build and manage high-traffic revenue-generating ecommerce sites From January 2005 to June 2009 (4 years 6 months) Lead Unix System Engineer @ Built multi-terabyte video archive content management system and front-end ecommerce site from ground up for British Broadcasting Company From June 2003 to October 2004 (1 year 5 months) Network Operations Manager @ Managed & maintained 2 data centers for all ReplayTV set-top digital video recorder to connect and retrieve TV programming data. Negotiated wholesale dial-up contracts to reduce 70% dial-up cost. From January 2003 to April 2003 (4 months) Senior Network Operations Manager @ Built mortgage-backed securitizing on-line portfolio management system for major national banks. Built vpn networks to link offices in San Francisco, New York, and London. From February 2002 to November 2002 (10 months) Network Operations Manager @ Managed high traffic active consumer ecommerce site From May 2001 to December 2001 (8 months) Senior Manager of Network Infrastructure @ Architected and built high capacity 24x7 Content Aggregation website from ground up From February 2000 to April 2001 (1 year 3 months)

MBA, MBA in Finance @ San Francisco State University From 1996 to 2005 MS, Software Engineering Client/Server @ San Jose State University From 1998 to 2001 BS, Computer Science and Engineering @ University of California, Davis From 1988 to 1993 Tom Chiang is skilled in: Tomcat, Hadoop, Apache, Perl, Linux, Solaris, Java