Drawbridge is the leading cross-device identity company building technology that fundamentally changes the way brands connect with people. Our solutions give marketers new ways to intersect the consumer purchase journey to identify a person’s digital presence, anticipate their needs and intentions, and deliver appropriate messages – all in an efficient and privacy-friendly manner. We constantly innovate to extend a brand’s presence across the entire consumer journey, from smartphones, tablets, computers, and connected TVs today, to wearables and even linear TVs tomorrow. Learn more at www.drawbrid.ge. We're looking for star Java developers with a passion for big data, high traffic systems, and machine learning algorithms. Job postings: http://www.drawbrid.ge/jobs More: http://www.drawbrid.ge/ Specialties: Search Engine Monetization . Web & Mobile Advertising . Hadoop data processing . Machine Learning . Scalable System . Distributed System . Data Analysis

Advisor @ Work with Zeotap founding team on product and technology strategy. From September 2014 to Present (1 year 2 months) Berlin Area, GermanyCTO, Cofounder @ Drawbridge is the leading cross-device identity company building technology that fundamentally changes the way brands connect with people. Our solutions give marketers new ways to intersect the consumer purchase journey to identify a person’s digital presence, anticipate their needs and intentions, and deliver appropriate messages – all in an efficient and privacy-friendly manner. We constantly innovate to extend a brand’s presence across the entire consumer journey, from smartphones, tablets, computers, and connected TVs today, to wearables and even linear TVs tomorrow. Learn more at www.drawbrid.ge. Responsible for building core algorithm, system architecture, and other technology foundation. Scaled engineering and product team from 0 to 40 people. Defined overall product strategy along with my cofounder. From November 2010 to Present (5 years) San Mateo, CaAdvisor @ Worked with MobSmith technology team to define core technology foundation and open source stacks. Designed the big data principle to scale infrastructure to billion requests / day. From August 2010 to May 2012 (1 year 10 months) San Francisco Bay AreaPrize Master @ http://www.netflixprize.com From April 2009 to April 2010 (1 year 1 month) Los Gatos, CaChief Architect @ From 2010 to 2010 (less than a year) Head of Optimization @ Co-founder of Admob's optimization team Owner of mobile search monetization Architected machine learning framework in Hadoop clusters Architected experimental framework within mobile ad network Owner of multiple revenue generating products and features Author of multiple patents (listed below) From July 2007 to November 2008 (1 year 5 months) Technical Yahoo, Architect @ Yahoo! Search Marketplace Original architect of the high-throughput back-end system for expanding and modification of web queries to sponsor ad coverage. Yahoo! Video Search Lead architect of database, reputation system and search engineers. Core member of Yahoo! Photos Founder of Yahoo! Invites Founder of Yahoo Profiles From July 1998 to July 2007 (9 years 1 month) Engineer Manager @ Lead multiple teams of technical staff on various revenue-generating projects. Designed Yahoo Search query online expansion framework for assisted search, query rewrite, and geo/demo targeting query rewrite, query expansion. From December 2004 to December 2006 (2 years 1 month)

Electrical and Electronics Engineering @ Stanford University From 1998 to 1998 Bachelor's Degree @ University of California, Davis From 1991 to 1995 Devin Guan is skilled in: Hadoop, MapReduce, Scalability, Machine Learning, Apache Pig, HBase, Distributed Systems, Big Data, Mobile Devices, Search, Mobile Advertising, Mobile Technology, Technical Leadership, Strategic Leadership, Monetization, Ad Serving, Hive, Mobile Applications, Algorithms, Start-ups, Strategy, Java, Web Development