Summary
Overview
Work History
Education
Skills
Project 1: QSC (Quality Sound Company)
Project 2: Verizon Telecommunications
Project 3: Legal & General – Health Insurance Analytics
Timeline
Generic

JANANI J

Chennai

Summary

Power BI Developer with over 5+ years of experience in Business Intelligence, data modeling, and report/dashboard development. Proficient in Power BI, SQL, DAX, and connecting to various data sources like SQL Server, Oracle, and Excel. Skilled in implementing KPIs, Row-Level Security (RLS), scheduled refresh, and optimizing dashboard performance. Experienced across domains such as Insurance, Retail, Healthcare, and Finance.

Overview

5
5
years of professional experience

Work History

Power BI Developer

Hexaware Technologies
Chennai
10.2021 - Current
  • Developed and maintained interactive dashboards and reports using Power BI Desktop and Power BI Service to support business decision-making.
  • Designed robust data models with proper relationships, hierarchies, and calculated columns/measures using DAX.
  • Used Power Query (M language) to clean, transform, and load data from various sources including SQL Server, Excel, and SharePoint.
  • Implemented Row-Level Security (RLS) to restrict access to confidential data based on user roles.

Data Analyst

Uniphore Software Systems Pvt. Ltd.
Chennai
03.2020 - 09.2021
  • Designed and developed dashboards to analyze multilingual speech data, enabling data-driven insights for product and business teams.
  • Utilized SQL, and Kaldi for data extraction, preprocessing, and transformation of large-scale audio/text datasets.
  • Created interactive reports and visualizations using Power BI and DAX to present key performance indicators and trends.
  • Partnered with data scientists, linguists, and engineers to evaluate model performance and deliver actionable analytics for speech applications.

Education

B.E. - Electronics and Communication Engineering

Velammal Engineering College
Chennai
05-2020

Skills

  • Power BI Desktop
  • Power BI Service
  • Power Query Editor
  • Data Modeling
  • DAX Function
  • SQL

Project 1: QSC (Quality Sound Company)

Client: QSC | Domain: Sales
Role: Power BI Developer| Tools: Power BI, SQL

  • Built scalable Power BI reports and dashboards to track product sales, inventory metrics, and dealer performance trends.
  • Created drill-through and drill-down reports with interactive visuals, slicers, and KPIs for enhanced user experience.
  • Configured Row-Level Security (RLS) to enforce secure, role-based data access across regions and departments.
  • Delivered ad-hoc reports and insights to business users and leadership, supporting data-driven decisions in sales and operations.

Project 2: Verizon Telecommunications

Client: Verizon | Domain: Sales / Online Retailing
Role: Power BI Developer | Tools: Power BI, SQL, Oracle

  • Designed and developed Power BI dashboards to monitor key sales metrics across retail and e-commerce channels, improving visibility into business performance.
  • Built robust data connections and queries to seamlessly unify sales data from SQL Server and Oracle for comprehensive reporting.
  • Created dynamic, user-friendly reports using slicers, drill-throughs, and bookmarks, enhancing usability for senior management.
  • Improved Power BI dataset performance through optimized data modeling and implemented scheduled refresh cycles for real-time reporting.

Project 3: Legal & General – Health Insurance Analytics

Client: Legal & General | Domain: Health Insurance
Role: Power BI Developer | Tools: Power BI, SQL

  • Designed and deployed interactive Power BI dashboards for analyzing insurance claims, policy renewals, and plan performance trends.
  • Developed time-intelligent DAX measures (YTD, MTD, QoQ) and applied dynamic filtering and slicers for user-driven analysis.
  • Utilized complex SQL joins and queries to prepare and transform data from multiple relational tables.
  • Configured scheduled refreshes in Power BI Service to ensure up-to-date reporting with minimal manual intervention.
  • Delivered actionable insights that streamlined claim processing and enhanced operational efficiency.

Timeline

Power BI Developer

Hexaware Technologies
10.2021 - Current

Data Analyst

Uniphore Software Systems Pvt. Ltd.
03.2020 - 09.2021

B.E. - Electronics and Communication Engineering

Velammal Engineering College

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