Very extensive experience (over 15 years) in designing algorithms for data mining and natural language processing applications. Experience with the design, implementation and deployment of large-scale distributed systems, and with cloud - Spark, amazon AWS technology. Languages: Java,Perl,Python,SQL, C++, C. Systems: Spark, Hadoop, Hbase, Map-Reduce technology, Hive Operating Systems: Mac-OS, Unix, Linux, Windows

Senior Data Scientist @ Increased job filled rate by 2% and contractor invite rate by 40% Designed and implemented algorithms for classifying freelancers into tiers based on expertise Performed query trends analysis Designed and implemented algorithms for generating dynamic facets for browsing Implemented machine learning models using Spark technology From June 2014 to Present (1 year 7 months) Data Scientist @ Designed and implemented algorithms for summarizing jobs and contractors profiles Designed and implemented query autocompletion for oDesk search engine Classified oDesk queries into 90 categories From May 2013 to May 2014 (1 year 1 month) Senior Research Engineer @ Led the design and implementation of a large-scale distributed system that collects ad serving statistics for advertisers and publishers reports. Designed and implemented algorithms for various ad serving and spelling correction products. Built an internal tool for automatic keywords generation that optimizes traffic and conversions for advertisers. Performed deep data analysis of ad serving performance in order to identify opportunities for product improvements. Acted as a data-driven advisor for account and product managers. From February 2010 to April 2013 (3 years 3 months) Research Scientist @ Designed and implemented algorithms for triggering amazon.com, local business listings, Wikipedia pages, images, coupons & deals results at the top of Ask.com page. Designed and implemented algorithms for information extraction from Wikipedia, resumes, web documents and other structured and unstructured sources. Performed pattern analysis and data mining on query logs. From January 2007 to January 2010 (3 years 1 month) Postdoctoral fellow @ Designed and implemented a set of algorithms for automatically generating subject hierarchies to be incorporated into browsing and navigation interfaces for large information collections. Designed and implemented an algorithm for assigning Gene Ontology terms to genes using information from the orthologous genes of different species. From September 2003 to December 2006 (3 years 4 months) Research scientist @ Proposed and implemented (in C++) two algorithms for dynamically computing the number of terms to be added to a query from a set of training documents (US Patent No: US 6,728,701 B1). Proposed and implemented (in C++) an algorithm for estimating the number of relevant documents of a query. Implemented (in C++) an n-grams based algorithm for correcting mistyped URLs. Performed extensive experiments to determine the correlation between parameter settings and database characteristics for Clairvoyance technology. From February 1998 to September 2002 (4 years 8 months)

Post Doc, Computer Science and Bioinformatics @ UC Berkeley From 2003 to 2006 Doctor of Philosophy (PhD), Computer Science @ Old Dominion University From 1994 to 1998 Bachelor's degree, Computer Science @ Politechnic Institute of Bucharest Emilia Stoica is skilled in: Distributed Systems, Hadoop, Perl, Algorithms, Java, Pattern Recognition, SQL, MapReduce, Machine Learning, Product Management, Operating Systems, Amazon Web Services (AWS), Linux, Data Mining, HBase