SUMMARY:

• 4+ yearsof experience inTableau Development.Involved in complete Software Development Lifecycle (SDLC) by identifying the business requirements and converting them to tableau design.Experience in Tableau as a BI Developer, Analyst and Admin.
• Experience in working on different data warehousing methodologies including star schema and snowflake schema, ETL processes, dimensional modeling, reporting tools. In - depth knowledge onTableau Desktop, Tableau Server, Tableau reader and Tableau Cloudand designed several business dashboards.
• Expert in generating on-demand and scheduled reports for business analysis or management decision using SQL Servers Reporting Services (SSRS), Tableau and POWER BI.
• Expertise inInstallation, configuration, upgrading and administrationofTableau Desktop/Server. Experience in using Custom SQL for tableau and in writing queries for generating tabular reports, formatting report layout and expressions.
• Createdactions, customized relationships, data blending, filters, calculated fields, parameters, hierarchies, groupings, sorting, live and extract connections, drill down analysisand in-memory in tableau. Proficient indata visualization, Reporting, Analysis, Bar Charts, Pie Charts, Heat Maps, Scatter Plots, Page Trails, Geographic Map and Density Chartsin Tableau Desktop.
• Usedparameters, action filters and setsfor preparing dashboards and worksheets in Tableau.Performed extensively with Calculations, Parameters, Background images, Advance analysis Actions and Maps.
• Worked on lines, trend Lines, statistical concepts. Usedgroups, sets, hierarchiesto createdetail level summary report and dashboardsusing KPI's.Expertise in configuration ofTableau serverin various environments andUsed Tableau admin tools and Tableau CMDto configure the server following best practices and setting up security profiles for various User groups and Users.
• Proficient inTableau server commands to migrate workbooks from environment to another environment and also carried outTableau server backup, monitoring and debugging tasks.
• Expert on maintaining and managing Tableau and POWER BI driven reports and dashboards.
• Experience in publishing and sharingworkbooks, data sources with user filter to tableau server, setting schedules, subscriptions, authorization and permissions, incremental refresh extracts and updating server datathat are using extracts.

TECHNICAL SKILLS:

Languages: MS-SQL Server, HTML5, CSS3,Java

ReportingTools: Tableau,TableauReader,TableauServer,TableauPublic,PowerBi.

BI Tools: SQL Server Integration Services (SSIS), SQL Server Analysis Services (SSAS), SQL Server Reporting Services (SSRS), Power BI, Data Transformation Services (DTS), Visio, Erwin

Databases: Teradata, Oracle, MS-SQLServer

Tools: SDLC, Requisite Pro, MS Office, MS Project, OLAP, Waterfall, Agile

PROFESSIONAL EXPERIENCE:

Confidential - OH

Tableau Developer

Responsibilities:

• Deep experience with the design and development ofTableau visualization solutions.
• Created extracts, published data sources to tableau server, refreshed extract in Tableau server fromTableau Desktop.
• Designed, developed and tested various Power BI and Tableau visualizations for dashboard and ad-hoc reporting solutions by connecting from different data sources and databases.
• Used differentMark types and Mark propertiesin views to provide better insights into large data sets.
• CreatedExternal filter, internal filter and Context filterto improve performance.
• UsedData Blending, groups, combine fields, calculated fields, and aggregated fieldsand spotlighting to compare and analyse data in different perspectives.
• UsedTableau web data connectorto create gets stock price data from theYahoo site.
• The connector then gets the closing price for the specified company for one year back from today's date.
• Used theWeb Data Connector JavaScript libraryfor enabling the app to interface with theTableau API
• Created extensive documentation on thedesign, development, implementation, daily loads and process flowof the mappings and provided Knowledge Transfer to the end users.
• Involved in installation and upgrade ofTableau Server and Server performance tuning for Optimization.
• Involved in buildingDashboards using parameters, sets, groups and calculations.
• Designed Views in TableauDesktop that were published to internal team for review and further data analysis and customization using filters and actions.

Confidential

Jr Tableau Developer

Responsibilities:

• Worked extensively increating dashboards using Tableauthat includes tools likeTableau Desktop, Tableau Server and TableauReader in various versions of Tableau.
• Also involved in theadministration of Tableau serverlikeinstallations, upgrades, user, user groups creation and setting up security features.
• Managing theMetadataassociated with theETL processesused to populate theData Warehouse.
• Involved in publishing of various kinds oflive, interactive data visualizations, dashboards, reports and workbooksfromTableau Desktop to Tableau servers.
• Identified the factors involving the performance of the reports and coordinated increation of indexes, statisticsto improve the query turnaround time efficiently.
• Involved inInstallation and upgrade of Tableau serverandserver performance tuningfor optimization. Worked oncreation of users, groups, projects, workbooks and the appropriate permission sets for Tableau server logons and security checks.
• Reviewed Business requirements and prepared the dashboards as per the requirements
• Extracted datafrom different sources connecting them and used the same to create dashboard
• Used Tableau Desktop createdInteractive reporting dashboardsby combiningmultiple views.
• Developed narratives that describe the technical process in business terms. Communicated on daily basis with stakeholders and clients on Tableau related activities.
• Expert in creating Dashboards Scorecards, views, pivottables, charts, for further data analysis using PowerBI desktop.
• Expert in creating multiple kind of Power BI Reports and Dashboards.