OBJECTIVE:

Data Scientist / Data Engineer position

SUMMARY:

• Worked with Spark, Impala, Hive and other Open Source products.
• Data ingestion and cleaning using Python.
• Data visualization using Tableau. Machine Learning, Statistical modeling and Predictive analysis using Spark, KNIME, and Python.
• Developed SQL scripts for Impala and Hive and Spark SQL.
• Used Hadoop cluster and relational databases (Oracle, SQL Server), and Excel and CSV files.
• Created visualizations for geospatial data using Tableau.
• Researched semantic analysis for disparate date sets.
• Using Spark MLLib, numpy, scipy, matplotlib and Jupyter iPython Notebook. Anaconda.
• Microsoft certified with strong software skills especially in Microsoft Business Intelligence, SharePoint and web technologies (ASP.NET, ASP.NET MVC, C#, jQuery, SSIS, SSAS, SSRS, SharePoint, SharePoint Designer, .NET Framework, VB.NET, PL/SQL, SQL, Web Forms, Windows Forms, ExtJS JavaScript, AJAX, SOA, Web Services, SQL Server, Oracle, Access, IIS).
• Used Agile/SCRUM lifecycle methodology. Also worked with XML, UML, Java, JavaScript, HTML, DHTML, CSS, Master Pages, Themes and Skins.

WORK EXPERIENCE:

Confidential, Reston, VA

Senior Data Scientist

Responsibilities:

• Developing scripts in Python for data ingestion, parsing, cleaning and matching from Contracting and Finance data sources.
• Developing Classification, Clustering and Recommender machine learning models.
• Researching semantic analysis for querying disparate data sets.

Confidential, Reston, VA

Senior Data Scientist

Responsibilities:

• Developing scripts in Python for data ingestion, parsing, cleaning and matching from multiple ISR data sources.
• Developing Classification and Clustering machine learning models for categorizing data.
• Developed sentiment dashboards for current and trends using Sentiment Analysis classification algorithms.
• Developing Recommender System for movies recommendations.

Confidential, Vienna, VA

Data Scientist / Lead Business Intelligence Developer

Responsibilities:

• Developed Supervised and Unsupervised models for Clustering, Sentimental Analysis, Recommendation Systems and Predictive analysis using Spark Mllib and Python.
• Developing Statistical models and performing error analysis.
• Worked on Graph analysis with Spark GraphX .
• Developed complex visualizations using Tableau.
• Developed Dashboards, Scatter plots, Box plots, Histograms, Heat Maps, Line Charts, Geospatial and other chart types using Tableau.
• Performed data transformations and filtering.
• Worked on SQL queries for Impala and Hive.
• Used Hadoop cluster and relational databases (Oracle, SQL Server) and Excel and CSV files.
• Worked on Business Intelligence projects using Microsoft BIDS suite of products.
• Designed, developed and implemented solutions using ETL (SSIS), Cube (SSAS) and Reports (SSRS).
• Designed SQL Server database and imported data from Oracle 11g database.
• Created indexes, SQL queries and developed reports for direct reporting from SQL Server 2012 database.
• Worked on C# libraries for generating an Excel worksheet report and Reporting Service reports.
• Deployed reports in a SharePoint 2010 farm. Provided technical leadership, mentored other members of the team and delivered consistently on Agile Sprint tasks.
• Developed enterprise web - based applications using ASP.net MVC design pattern and loosely-coupled code.
• Developed database SQL scripts and stored procedures for SQL Server.
• Used Visual Studio 2012, C#, jQuery, Linq, Generics, Extension methods, Delegates, Razor views and cshtml.

Confidential, Arlington, VA

Lead Developer / SharePoint Architect

Responsibilities:

• Designed and developed SharePoint 2010 portal for a law enforcement agency.
• This portal involves custom tasking mechanism with workflows and document management.
• Created custom lists and library to manage information.
• Created custom search solution for searching on document library.
• Worked with master page for branding and client-side scripting using jQuery.
• Worked with knowledge management tools in SharePoint 2010 as Taxonomy and Enterprise keywords.
• Used SharePoint 2010, SharePoint Designer 2010, Visual Studio 2010, C# and jQuery.

Confidential, Fairfax, VA

Advisory Software Engineer

Responsibilities:

• Worked on architecture, design and development of ExecSec Task Tracker (ESTT) application. Architected and designed content management solution for ESTT application.
• Designed and developed user interface components, features and worksflows for ESTT 2.0.
• Designed and developed a security trimmed Top Navigation menu for ESTT application. Menu items displayed are specific to user privileges.
• Utilized SharePoint object model.
• Created a solution package for deployment.
• Used SharePoint 2007, SharePoint Designer 2007, Visual Studio 2008 and C#.

Confidential, Washington, DC

Lead Software Developer

Responsibilities:

• Architected, designed and developed Employee Profile System (EPS) in SharePoint for a Government client. EPS architecture is based on utilizing My Site and User Profiles store in SharePoint 2007.
• Worked on data migration from SharePoint lists into an external SQL Server 2005 database for Task Management System.
• Developed Report Builder web part using SQL dynamic query.
• Developed web parts for version history, lookup field for cross-site lookup and custom display of data and deployed these as features in SharePoint.
• Wrote CAML and custom event handlers.

Confidential, Arlington, VA

Senior Software Developer

Responsibilities:

• Worked on IMPACT project for Drug Enforcement Administration (DEA).
• Developed custom web parts for migrating IMPACT to SharePoint 2007.
• Developed custom templates and lists using SharePoint Designer.
• Designed and developed Custom File Folders feature using Telerik Treeview and Grid controls.
• Users can dynamically create, rename, remove folders and set security permissions.

Confidential, Chantilly, VA

Senior Software Developer

Responsibilities:

• Worked on conversion of Laboratory module from Windows to web based. Used MVC design pattern for .NET coding and ExtJS JavaScript library for client.
• Worked on conversion of the Problems module from Visual Basic 6.0 to VB.NET. Used MVP design pattern, Windows Forms and Infragistics WinGrid.
• Worked on Joint Threat Intelligence Database (JTID) project for DISA. JTID provides user interface and data store for computer threats on DOD networks.
• Designed, developed and deployed changes to the application utilizing ASP.NET, C# and Oracle 10g.
• Used Web Services and XML for data interchange between users and different components of the project.
• Used Infragistics and Telerik controls for enhancing user interface functionality.

Confidential, Herndon, VA

Senior Developer

Responsibilities:

• Worked on a Scorecard application that provides an online means for creating, editing and viewing important corporate metrics information.
• Designed and created classes to implement different tasks in the application.
• Created Use Cases and Class Diagrams.
• Designed and implemented role-based security and navigation menu system.
• Worked on screens for homepage, strategy map, objectives, initiatives, administration and tracking status of measures.
• Created Web Service for managing scheduled Essbase task.
• Used Microsoft web technologies (ASP.NET, ADO.NET, VB.NET, C#), Hyperion Essbase and Oracle.

Confidential, Herndon, VA

Senior Consultant

Responsibilities:

• Worked on an asset tracking application for Confidential .
• This application is used for tracking computer-related assets worldwide for the Department.
• Used UML for design and .NET based Microsoft web technologies for application development.
• Used context based Microsoft Treeview web control.
• Designed database and wrote stored procedures and DTS packages for SQL Server.
• Developed several web applications and managed web servers for Confidential .
• Gathered requirements, analyzed, designed, developed, tested and implemented solutions.
• Developed an automated system to process acknowledgement letters in Visual Basic with Oracle as back-end.