• Involved in Initial designing and creating Use case diagrams, Sequence Diagrams and class diagrams using the Enterprise Architect Tool.
• Strong experience with OO design and UML diagrams.
• Used Eclipse as IDE tool to develop the application.
• Used Subversion for software configuration management and version control.
• Developed web application using JSF Framework.
• Strong Experience in JSF primefaces for developing the web pages.
• Developed user interfaces using JSP, HTML and CSS.
• Implemented Ajax for responsive web pages.
• Used JSF validation framework for front end validations.
• Involved in developing applications using Java.
• Used Angular JS for developing UI pages.
• Used SOA (Spring WS) for implementing third party Services.
• Deployed the application on the WebSphere Application Server.
• Used Maven for building of application.
• Experience with Toad for Oracle 12g for communicating with database.
• Debug the application using Firebug to traverse the documents and manipulated the Nodes using DOM and DOM Functions using Firefox and IE Developer Tool bar for IE.
• Involved in developing HTML and JSF primefaces for client side presentation and data validation on the client side with in the forms.
• Developed Asynchronous means of retrieval of data from the Server and Database using AJAX features.
• Developed Page layouts, Navigation and presented designs and concepts to the clients.
• Used JSF primefaces for Drag-and-Drop, Widgets, Menus, User Interface and Forms.
• Developed web presentation layer using HTML and CSS according to internal standards and guidelines.
• Involved in writing application level code to interact with APIs, Web Services using AJAX, JSON and XML.
• Responsible for checking cross browser compatibility and hence worked on different browsers like safari, Internet explorer, Firefox and Google chrome.
• Designed the table less web applications using CSS and with the help of and tags as per W3C standards.
• Built custom UI Widgets and Application logic using OOD and MVC architecture.
• Experience on working with CSS Backgrounds, CSS Layouts, CSS Positioning, CSS Animations, CSS Text, CSS Borders, CSS Margin, CSS Padding, CSS Table, Pseudo Classes and Pseudo Elements.
• Developed JUnit test cases for unit testing the integration layer.
• Debugged the application using Firebug and traversed through the nodes of the tree using DOM functions.
• Written various SQL queries for creating, updating, deleting and reading data from the database using JDBC.
• Used Hibernate framework for the backend persistence.
• Used Agile software development methodology which helps to develop project plan.
• Implemented MVC design patterns as a part of application development.
• Extensively used the LOG4j to log regular Debug and Exception statements.
• Created Web.xml, faces-config.xml, Validation.xml files to integrate all the components in the JSF framework.
• Implemented validation framework for creation of validation.xml and used validation-rules.xml.
• Used Soap and REST web services.
• Used SOAP web services to exchange the data with backend application.
• Developed Web Services clients using SOAP, WSDL.
• Used Spring Framework for Dependency injection and integrated with the Hibernate. framework for interacting with the Oracle database.

Environment: Java, JSP, Java Server Faces, HTML, CSS, XML, Subversion, WebSphere Application Server 8.5.5.8, JQuery, Web services (SOAP,WSDL,REST),Eclipse, Hibernate

Responsibilities:
• Worked with various business stakeholders to gather the business specifications and translate into data visualizations for effective decision making.
• Worked on Collaborating with the business users / business analysts to understand the requirements and demonstrate aesthetic data visualization options.
• Created Rich dashboards using Tableau Dashboard and prepared user stories to create compelling dashboards to deliver actionable insights.
• Experience in Agile environment.
• Designed, developed and necessary data aggregates in Teradata needed for adhoc data reporting.
• Participated in design / data modeling / requirements analysis / debugging discussions with technology team to find optimal solutions..
• Worked on the development of Dashboard reports for the Key Performance Indicators for the top management.
• Connected Tableau server to publish dashboard to a central location for portal integration.
• Involved in ETL process of getting the data from Legacy systems, Transforming that using SAS and loading into newly created tables as per the dashboard requirements.
• Profile data (SQL, Excel, Reporting tools), create source data queries, joining data from multiple sources to satisfy reporting requirements.
• Experience in Tableau reporting development and integration with Teradata.
• Knowledge of Tableau Report Performance Optimization.
• Involved in Converting business requirements and specifications into Tableau presentation and data layer application solutions through effective design, coding and testing to enable and support managing operating systems related to inventory, cycle time, quality, and productivity visualizations.
• Created drill through reports in dashboard and also worked on creating buttons to switch across multiple dashboards using Dashboard actions.
• Created incremental refreshes for data sources on Tableau server.
• Monitored VizQL server, Application Server and data server activity to track performance and stability.
• Hands-on development assisting users in creating, modifying worksheets & data visualization dashboards.
• Created report schedules, data connections, projects, groups in Tableau server.
• Embedded Google maps with Tableau to make it seamless to users to navigate.
• Created Dynamic screen displays for different groups, based on their access levels.
• Provided lot of custom solutions to the users to meet their requirements like downloading the full data set from Tableau easily by providing the Handy buttons on dashboard.
• 1 click export of dashboard data to CSV using the customized solution.
• Supported team and end-users as a Visualization Subject Matter Expert (SME) through troubleshooting, recommending.
• Tableau Server Configuration and Integrated Tableau server with SSO.
• Setting up Security - Groups and Roles . Experience working in TabCmd and Tabadmin tools for Tableau Server.
• Managed Scheduled tasks security administration, troubleshooting, performance tuning, and general systems maintenance.

Environment: Tableau 7.x, 8.x, 9.x, Tableau Server, SQL server, Oracle, SAS Packages

Responsibilities:
• Interacted with business users and performed Gap Analysis of Client requirements.
• Involved in reviewing business requirements and analyzing data sources form Excel/Oracle SQL Server for design, development, testing, and production rollover of re
• Conducted ETL development in the porting and analysis projects within Tableau Desktop.
• Worked closely with business power users to create reports/dashboards using tableau desktop.
• Created Heat Map showing current service subscribers by color that were broken into regions allowing business user to understand where we have most users vs. least users.
• Designed and developed various analytical reports from multiple data sources by blending data on a single worksheet in Tableau Desktop.
• Developed PL/SQL triggers and master tables for automatic creation of primary keys.
• Utilized advance features of Tableau software like to link data from different connections together on one dashboard and to filter data in multiple views at once.
• Involved in creating advanced Tableau functionalities such as geographic mapping, data blending, extract optimization to create advanced chart types and visualizations.
• Integrated Tableau with R.
• Created Prompts, customized Calculations, Conditions and Filter (Local, Global) for various analytical reports and dashboards.
• Created and modified Interactive Dashboards and Creating guided navigation links within Interactive Dashboards.
• Connected Tableau server to publish dashboards and visualizations to central location for portal integration.
• Created Bullet graphs to determine profit generation by using measures and dimensions data from Oracle SQL Server and MS Excel.
• Combined views and reports into interactive dashboards in Tableau Desktop that were presented to Business Users, Program Managers and End Users.
• Experience in Tableau reporting development and integration with Teradata.
• Created data views in SQL and influenced decisions regarding infrastructure and back-end data solutions in order to enable evolving analytical needs.
• Used Netezza SQL to maintain ETL frameworks and methodologies in use by the company.
• Scheduled data refresh on Tableau Server for weekly and monthly increments based on business change to ensure that the views and dashboards were displaying the changed data accurately.
• Involved in report tuning, caching, specifying query governing thresholds, and report optimizations and created test cases and documented the test results.
• Involved in testing the SQL Scripts for report development, Tableau reports, Dashboards, Scorecards and handled the performance issues effectively.

Environment: Tableau Desktop 8.x/9, Tableau Server, SAP BIBO 4.0, Design Studio 4.1SP3, Oracle 10g, SQL Server 2008, Informatica 8x, MS Excel, Toad 9.0, Agile Méthodology.

Responsibilities:
• Designed/developed/Modified tables, views, materialized view, stored procedures, packages and functions.
• Coded PL-SQL packages and procedures to perform data loading, error handling and logging. Tied the procedures into an existing ETL process.
• Tuned database SQL statements and procedures by monitoring run times and system statistics. Inserted hints and rewrote code as required.
• Used SQL loader to load the data from the files provided by the interfacing applications.
• Created new Procedures, Functions, Triggers, Materialized Views, Packages, Simple, Ref & Traditional Cursors, Dynamic SQL, Table functions as part of Project/Application requirements.
• Created partitioned tables and partitioned indexes to improve the performance of the applications.
• Wrote PL/SQL Database triggers to implement the business rules in the application.
• Created external tables to handle huge volumes of data which is not used frequently.
• Optimized lot of SQL statements and PL/SQL blocks by analyzing the execute plans of SQL statement and created and modified triggers, SQL queries, stored procedures for performance improvement.
• RDBMS Application design architecture - DB Schema design/architecture for all database objects and processing procedures
• Developed various backend application programs, such as Views, Functions, Triggers, Procedures and Packages using SQL and PL/SQL language for the top management for decision making.
• Implemented all modules logic by using Triggers and Integrity Constraints.
• Good understanding of database objects and ability to triage issues.
• Involved in PL/SQL code review and modification for the development of new requirements.
• Created materialized views required for the application.

Environment: Oracle 10g, PL/SQL