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Hiring engineers and managers in SF and Palo Alto! Leading engineering teams working on Real-time Forecasting, Pricing, Incentives and Data Platforms focusing on Machine Learning and Predictive Analytics.

Managing Content Systems and Content Science for Yahoo Search, Personalization and Yahoo Index. Focus on crawling, enrichment and feeding of web, social, apps and personal content.Products:Personalization and News Feed on Yahoo main page, yahoo sports, yahoo financeLaunched News for Tickers in Apple iPhone Stocks App Launched Yahoo Mobile News Search. Launched Yahoo Index. Engineering:Prototype to production of real-time web content platformDiscovery/crawling, enrichment and feeding of Web and social content at scale.Open-source Omid for scalable transactions on HBase. Data science Content/Text Enrichment: NLP. ML. Classification. Categorization. Summarization. Entity extraction and Ranking.Image enrichment: Smart Cropping. Classification. Deep learning.

Responsible for Nook’s data collection, processing, enrichment, serving and ranking. Behavioral Analytics, Data Warehousing and business intelligence. Linking logs, content metadata, transactional data, and customer information to produce actionable intelligence and feed into various products. Content Analytics: NLP, extraction of information, text similarities, topic and entity extraction, classification, linking internal content to web information. Content Search and Personalization: Searching text of books, magazine articles and newspapers.

Web Of Objects. Nov 2010-present. RDF, semantic web, ontologies. Platform and solutions for structured data processing into one knowledge base, deduplication, content management. Hadoop, Pig, Oozie. Yahoo-Microsoft Algorithmic Search Transition. Nov 09-Nov 10. Managed the Algorithmic Search gateway development for the Microsoft-Yahoo Search Alliance routing the traffic from the Yahoo! front end and partners to Bing Search engine. Yahoo! Search Technology run-time group: Nov 09-Nov 10. Manager of search proxy team. Transitioned the traffic off of the existing Yahoo! Search nodes. Real Time Search Engine. Nov 09-Nov 10. Manager Real-time Search Group, a complete parallel system to the Yahoo Search engine with end-to-end content and serving systems.Web Map. Nov 08-Nov 09 Manager Web Map group. Graph of the web on Hadoop running multi thousand-node clusters with trillions of vertices and edges and petabytes of data. Increased performance by 6X. Hadoop, Java, Map Reduce. Annotation Service: Nov 08-Nov 09. Led team to create a high throughput random read annotation service on Hadoop.

Chief Architect at the Sequoia Capital-backed search engine start-up. Architected and designed a large-scale web search engine. Work on crawler, web graph, document storage, document classification, relevance modeling and feature enhancements. Defined search engine features, technical road map and operations setup.

Yahoo! Search group. Lead search user behavior mining and analysis group. Work involved data mining, statistics, machine learning and product development. Created and launched “Live Search” product on www.alltheweb.com, created a deal with Mozilla to include Live Search in the Firefox browser and Yahoo! Firefox Toolbar. Launched “Also Try” on search.yahoo.com increasing revenue per user and search results clicks, and reducing user abandonment. Launched products for ads coverage increase, boosting revenue per search by 3-9% per market. Released products in US, Japan, Korea, Taiwan, France and Germany. Owner http://livesearch.alltheweb.com/Owner http://instant.search.yahoo.com/

Search group.

Technology and Linguistics. Globalization and delivery of high quality, supportable technology platforms. Work on analysis, internationalization and localization of unstructured text, and named entities extraction.

Research work at the Center for Educational Computing Initiatives in active learning projects. Work on the design of collaborative and adaptive educational systems and multi-agent systems.Thesis work: Intelligent information delivery in technologically enabled teaching environments.

Bioinformatics and mathematical computations group. Designing and implementing large scale software capable of finding tandem repetitions in DNA sequences in linear time using combinatorial algorithms.