SUMMARY

• Over 5 years of experience in BI software development and administration with the core competency in Tableau.
• Extensive experience in creating data visualizations using Tableau Desktop and data modeling and cleansing in Tableau Prep.
• Experienced in analysis, design, and development of reports using Tableau.
• Worked broadly with highly interactive data visualization reports and dashboards using features such as Data blending, Filters, Actions, Calculations, Parameters, Maps, and Sets.
• Having good problem - solving and analytical skills.
• Involved in Performance tuning of reports.
• Having experience in writing ad-hoc SQL scripts for analysis and unit testing.
• Experience in creating different visualizations using Bars, Lines and Pie charts, Maps, Scatter plots, Bubbles, Histograms, Bullets, Heat maps and Highlight tables, Dual Axis charts, Trend lines, and lines.
• Ability to handle multiple projects while meeting deadlines and documenting progress towards those deadlines.
• Escalate issues, which affect product delivery and quality that are beyond scope of influence.

TECHNICAL SKILLS

Software: Tableau 8.x, 9.x and 10.x, 2018, 2019, 2020, 2021, Power BIDatabases Oracle, Teradata, Microsoft SQL Server, MS Access

Tools: Office 365, Apex, Informatica

Methodologies: SDLC, Agile

PROFESSIONAL EXPERIENCE

Confidential

Senior Tableau Developer

Responsibilities:

• Analyzed complex medical data, identified patterns, and designed visualizations using advanced functionalities in Tableau to present the data in a way that is easy to understand.
• Developed and maintained dashboards to help medical professionals monitor trends and make informed decisions.
• Worked with data from multiple sources to create front-end dashboards and reporting visualizations.
• Collaborated with Business and cross-functional teams on their reporting and analysis requests and build reports using statistical models and software
• Prepared SQL queries for executive reports and shared them with end-users.
• Familiar with SQL extensively by using joins subqueries and other analytical functions.
• Wrote complex SQL for data analysis and data reports for business users.
• Queried data across multiple systems for data analysis, predictive modeling, benchmarking, and scenario analysis.
• Worked on Tableau workbooks from multiple data sources using Data Blending.
• Worked with the client and team members to understand and clarify visualization requirements.
• Created reports using external data files (xlsx, CSV) in Tableau Desktop.
• Experience with end-to-end data lifecycle management
• Developed dashboards using Tableau to compare YTD, MTD, YoY, WoW performance
• Created Tableau charts and dashboards using stacked bars, bar graphs, scattered plots, geographical maps, heat maps, and bullet charts demonstrating key information for decision making.
• Created dashboards with calculations, filters, parameters, sets, and actions.
• Created hierarchies for drill-down analysis.
• Implemented row-level security to define data access restrictions for users.
• Provided production support for Tableau users.

Confidential, Jersey City, NJ

BI Developer/Functional Analyst

Responsibilities:

• Managed multiple Tableau dashboards with ad-hoc changes from the accounting team.
• Analyzed and documented data relations, data objects, derived tables, and custom calculations as a part of the GLT migration effort.
• Working on data source creation from various databases such as MSSQl, Teradata, Snowflake
• Collaborating with the Tableau Support team for integration of BI Connector with Tableau Desktop for Non-relational databases like MongoDBCustom SQL for combining NoSql and relational databases together and tuning them.
• Usage of Tableau Prep for cleaning of raw data received from various sources and providing the analysis based on the structured, clean data
• Automation of various manual tasks using Tableau dashboards and reports.
• Used table calculations, parameters, geographic mapping, sets, actions and LOD expressions for solving complex business issues and solved optimize issues in dashboard.
• Usage of both embedded and published data sources depending on the requirements.Granting Permission and access for the dashboards based on user roles.Assisting the team in DEV testing by the creation of dynamic reports and refresh schedulingTableau Integration with R for POC purposesUsage of python libraries in Tableau desktop for custom geocodingProviding technical guidance to other BI teams in Tableau, data cleaning and analysis

Confidential, NJ

Tableau Developer

Responsibilities:

• Developed interactive Tableau visualizations after gathering Business Requirements.
• Used Oracle to write complex SQL queries that create /alter/ delete tables and to extract the data
• Having experience in writing Adhoc SQL scripts for analysis and unit testing.
• Developed SQL queries to fetch complex data from different tables in remote databases using joins, database links and formatted the results into reports and kept logs.
• Build published and customized interactive reports and dashboards.
• Automated Tableau reporting process by scheduling refresh using Tableau server.
• Tuned the performance of reports to make the dashboard more visually appealing and user friendly
• Created action filters, parameters, and calculations for preparing dashboards and worksheets
• Worked on various kinds of data filtering as required in the dashboards/reports like quick filters, context filters, and filtering on dimension and measures.
• Worked on Subscription alert to give daily notifications on specific activity to all the users.