Summary
Overview
Work History
Education
Skills
Websites
Certification
Explored Technologies
Timeline
Generic
Sangeetha Gunasekaran

Sangeetha Gunasekaran

Coimbatore

Summary

Power BI Developer and Data Analyst with 11 yrs of experience, specializing in Power BI (DAX, Data Modelling, Performance Optimization, Visualization & Setting up Gateways, Data Sources, Role based security & Workspace access), SSIS, SSRS, and SQL Server. Skilled in gathering business requirements, designing robust ETL processes, and creating dynamic dashboards. Adept at transforming complex data into clear, actionable insights using DAX and data modeling. Experienced in Power BI service configuration, automation via Power Automate, and embedding analytics into web applications. Effectively used data blending, Bookmarks, Conditional formatting, sync slicers, Interactions, Drill through, filters, actions feature in Power BI. Designed and deployed SSIS packages to extract, transform, and load data from flat files, Excel, Access, and Oracle. Developed database objects like stored procedures, user defined functions, triggers, views, complicated queries, indexing, etc. Excellent analytical, problem solving and interpersonal skills and a good team player.

Overview

12
12
years of professional experience
1
1
Certification

Work History

Power BI Lead / Senior Data Analyst

Accenture
Coimbatore
10.2019 - Current
  • Developed Power BI dashboards with data from SQL Server, Flat files, and Azure sources.
  • Built DAX measures for KPIs, year-to-date calculations, dynamic slicers, and advanced analytics.
  • Created and scheduled data refreshes, set up role-based security, and embedded reports into web applications.
  • Automated PDF export as email using Power Automate and integrated in SharePoint storage.
  • Used ERDs and physical models to guide database object development using T-SQL & SQL Server.
  • Delivered performance-optimized visualizations using DAX Studio, Performance Analyzer, and profiling tools.
  • Worked with end users to define reporting needs and provide analytical support for business decisions.

Power BI Developer

Cognizant
Coimbatore
12.2015 - 09.2019
  • Involved in understanding the reporting requirements and providing reports.
  • Develop, maintain and document highly visualized comprehensive dashboards using POWER BI Desktop and publish it to POWER BI Service to meet business specific challenges.
  • Worked on Data manipulation by using POWER BI QUERY EDITOR.
  • Build Different visualizations such as Dounut chart, Bar chart, Waterfall Chart, Area Chart and Shape maps.
  • Created and modified some of the existing reports and dashboards.
  • Created conditional filters and Action links to filter the data on dashboard.

Deploying the generated reports on the production server through Gateways.

  • Setting up role-based security to access role-specific data in dashboards.
  • Establishing a scheduled refresh and sharing Power BI reports.
  • Embedding Power BI reports into webpages
  • Setting up user accounts in Power BI Service.
  • Using Power Apps, I created some cloud instant flows and integrated them into Power BI.
  • Implemented Incremental refresh in Power BI desktop & created What if analysis parameters for creating dynamic slicers & charts.

Associate

Tech Mahindra
Chennai
07.2013 - 12.2015
  • Create SSIS packages to automate Jobs / Data Management activities as per business demands
  • Create SSRS 2008 Reports as per Business demands.
  • End to end solution and responsible for Migrating 70+ SSIS 2008 Version Packages into SSIS 2014 and deployed them into SSIS 2014 Catalog DB to Go Live.
  • Create Power Pivot Reports as per Business demands
  • Prepare Design and Analysis Documentation For each Developed Job and analyzed recommended performance remediation either in Project/Process/Query level
  • Created Excel Reports using Power Pivot Add-In Reports for Business Analysis as demand
  • Creating database objects e.g. UDF, Dynamic Stored Procedures, Views, writing T-SQL queries, performance tuning etc
  • Created Power BI Desktop Reports as business demand
  • Power BI - Data sets refresh scheduling have been set up as demand

§ Published and shared developed reports to the organizational content pack through the Power BI service

Education

BE - ECE

Anna University
Chennai
01.2012

12th - State Board

Nirmala Matriculation Hr.Sec.School
Coimbatore
01.2008

10th - Matriculation

Nirmala Matriculation Hr.Sec.School
Coimbatore
01.2006

Skills

  • Power BI
  • Business intelligence
  • Data security
  • Data warehousing
  • DAX
  • Power Query editor
  • Data Modeling
  • ER Diagrams
  • Azure Data Sources
  • Gateways
  • Power Automate Integration
  • Role-Based Security
  • Report Performance Optimization
  • SSRS Reporting
  • Embedded reports
  • Incremental Refresh
  • Dynamic Parameters
  • Pipeline Deployment
  • SSIS
  • ETL Development
  • T-SQL
  • SQL Server
  • Oracle
  • Postgre SQL
  • Report Migration
  • BI Tools
  • Databases
  • Excel
  • Access
  • Cloud
  • Automation
  • Visual Studio
  • Azure Data Gateway
  • Power BI Report Server

Certification

  • PL-900: Microsoft Power Platform Fundamentals
  • PL-300: Microsoft Power BI Data Analyst
  • AI-900: Microsoft Azure AI Fundamentals
  • 70-778: Analyzing and Visualizing Data with Microsoft Power BI
  • DAT207x: Analyzing and Visualizing Data with Power BI (edX)
  • DAT204x: Introduction to R for Data Science (edX)
  • DAT208x: Introduction to Python for Data Science (edX)
  • DAT223.1x: Processing Big Data with Azure Data Lake Analytics (edX)

Explored Technologies

  • Power Platform
  • Microsoft Fabric
  • Azure Machine Learning
  • SQL Server latest edition and its enhanced features
  • Azure data sources

Timeline

Power BI Lead / Senior Data Analyst

Accenture
10.2019 - Current

Power BI Developer

Cognizant
12.2015 - 09.2019

Associate

Tech Mahindra
07.2013 - 12.2015

BE - ECE

Anna University

12th - State Board

Nirmala Matriculation Hr.Sec.School

10th - Matriculation

Nirmala Matriculation Hr.Sec.School
Sangeetha Gunasekaran