Navya Priya Polagani

Tableau

• Configured user access permissions and managed content publishing workflows.
• Consolidated multiple data sources including SQL databases, Excel spreadsheets, and SharePoint to create dynamic reports; improved decision-making speed by 40% and increased data accuracy for 5 departments.
• Designed complex custom calculations using various Tableau functions and parameters.
• Identified areas of improvement in current reporting solutions based on customer feedback.
• Provided technical expertise in Tableau development and design.
• Troubleshot issues related to data refresh, connection errors, dashboard performance and Tableau related support tickets for Operational Issues.
• Developed and maintained Tableau dashboards for clients to visualize data.
• Analyzed customer requirements to determine best practices for creating effective visualizations.
• Performed regular maintenance on existing dashboards and updated them according to changing customer needs.
• Creating Users, groups, projects, sites on tableau server and involving in tableau deployments during the monthly production releases and post release support.

SQL

• Used SQL Queries at the Custom SQL level to pull the data into Tableau desktop.
• Validated the results in Tableau by running SQL queries in Microsoft SQL Server.
• Used Views, Tables, Functions and Stored Procedures to build Various Dashboards.
• Responsible for handling various tickets back-tracking related to data Issues.

Power BI

• Hands on Experience on Implementing Dashboards, data visualizations and analytics using power BI.
• Developed a self-service dashboard for the sales team resulting in a 40% increase in data-driven decision making.
• Sourced and integrated data from multiple sources to aid in comprehensive data analysis.
• Responsible for Troubleshooting Power BI related support tickets for Operational Issues.
• Responsible for maintaining access for users in integration with Active Directory Groups.

• Developed mappings, sessions and workflows to move data from source systems to target systems using Informatica PowerCenter.
• Involved in creation of data warehouse models to direct aspects such as sourcing, transformation and extraction.
• Used various types of reusable transformation logic like Lookup, Aggregator, Joiner and Filter transformation to meet business requirements.
• Designed complex SQL queries for retrieval and manipulation of data from multiple sources.
• Implemented database objects such as tables, indexes, constraints, and Views.