Leading the Alexa Local Information Relevance/Geospatial/Point of Interest search Team responsible for location resolution and ranking, query understanding and relevance measurement of Point of Interests.Focus areasBuilding ML data pipelines for training and feature generations from data and customer behaviorBuilding services for ML model lifecycle management Building metric generation pipelines for running A/B experiments for Local Information. Building continuous relevance and benchmarking systems

Alexa Local Information Platform - Geospatial/Point of Interest searchDefined roadmap for Local Information Relevance to improve the quality of the geospatial search. Defined KPIs for Local Information Relevance to measure the quality of POI search results.Implemented differentiating features for on-the-go Alexa devices used for navigation, traffic and local point of interest search.Launched Local Information in 10 international countries by building platform for data ingestion, conflation and indexing.

Yahoo Knowledge Graph Knowledge Extraction: - Information Retrieval/Web Mining - Ontology Transformation - Knowledge extraction workflows and pipelinesKnowledge Graph - Entity linking between sources - Information blending of linked entities - Validation of large knowledge base.Knowledge Serving - Semantic Search/Graph SearchTechnologies: Apache Spark, Scala, Hbase, Java, Oozie, Python, Pig, SPARQL

Yahoo Knowledge Graph Knowledge Extraction: - Information Retrieval/Web Mining - Ontology Transformation - Knowledge extraction workflows and pipelinesKnowledge Graph - Entity linking between sources - Information blending of linked entities - Validation of large knowledge base.Knowledge Serving - Semantic Search/Graph SearchTechnologies: Apache Spark, Scala, Hbase, Java, Oozie, Python, Pig, SPARQL

Platform for Knowledge extraction from the web -Built a platform for integrating non-grid and grid workflows specifically used for knowledge extraction pipelinesTechnologies: Hadoop, Pig, Oozie, MapReduce, Java, JSP, Javascript, HTML, CSS

Worked on building technologies for large scale knowledge extraction from the web This involves processing and managing data on the grid.Area of Exposure: Java, Pig, Hadoop, JSP, Javascript, Highlights: Received an award for outstanding performance and achievement Q4 2010Search Rich Results - YST Web SearchWorked on a system for extracting structured information from web pages.Enterprise Webservices platform for Yahoo! Search Marketing, Panama. Worked on releases to build advertising features such as enhanced targeting and mobile support. Designed and developed apis for advertisers. Also worked on setting up continuous integration for new components. Developed the Campaign Portability,a subsystem from scratch to ease infusing more ads into PANAMA from competitive products (Google Adwords) in a seamless fashion. Languages: Java

Redesigned the entire Yahoo! Search Marketing Webservice API Documentation site. Optimized the pages for search engines. Implemented a site search functionality with keyword suggestions.Languages: Java, HTML, Javascript, CSSTools: Maven, AntFramework: YUIDesigned and Developed a Usage Metrics Dashboard for monitoring the usage of apis by advertisers. The tool was very useful for the product team and was highly appreciated.Languages: PHP, Javascript and CSSFramework: YUIDatabase: MySQLHighlightsAwarded the best project award at college for the internship at Yahoo!

Designed and Developed system as a proof of concept for next generation equipement performance tracking. This involved designing a multi-tier system with thin clients and server side processing.The system was developed using Windows Communication Foundation .NET 3.0HighlightsAwarded the Intel ATTD recognition award