Puttaswamy Gowda AB
Senior Power BI Developer | BI & Data Analytics Expert
Bengaluru
Summary
Postgraduate in Statistics with 11+ years of analytics experience, including 7+ years in Power BI development. Expert in SQL, DAX, Data Modeling, and Visualization, with proven success in building interactive dashboards, optimizing performance, and delivering actionable insights. Adept at leading end-to-end BI projects, mentoring teams, and enabling data-driven decision-making for business growth. Strong background in market research, statistical operations, and client services, ensuring business intelligence solutions align with organizational goals.
Overview
2
2
Languages
12
12
years of professional experience
Work History
Senior Power BI Developer
Tata Consultancy Services
06.2023 - Current
- Designed and deployed enterprise dashboards and BI solutions for global clients.
- Optimized DAX queries and large datasets, improving report refresh times by 30%.
- Implemented incremental refresh and query folding for large datasets.
- Partnered with stakeholders to deliver scalable BI aligned with business goals.
- Mentored junior developers on Power BI best practices and performance tuning.
Power BI Developer
Tata Consultancy Services
10.2019 - 06.2023
- Built reports and dashboards from diverse data sources (SQL Server, Excel, Azure).
- Developed advanced calculated measures to improve KPI tracking.
- Implemented row-level security (RLS) for secure enterprise reporting.
- Presented dashboards to business and technical teams, improving adoption rates.
Senior Data Analyst
Tata Consultancy Services
07.2017 - 09.2019
- Conducted statistical analysis of European retailers using advanced methods.
- Delivered insights via SQL, Excel dashboards, and Power BI.
- Built Solution models to optimize analytical workflows, reducing manual effort by 25%.
Data Analyst
Tata Consultancy Services
09.2014 - 06.2017
- Reporting and visualization using SQL, VBA, and MS-Access.
- Hands-on experience with advanced Excel analytics and automation.
- Supported client services by delivering timely analytical reports.
Education
M.Sc. - Statistics
University of Mysore
Mysore, India01-2014
B.Sc. - Mathematics, Statistics And Computer Science
Bangalore University
Mysore, India01-2012
Skills
Power BI (Desktop, Service, Dashboards, Reports)
SQL Server & Advanced DAX Queries
Data Modeling, ETL, Query Folding
Performance Optimization (VertiPaq, Incremental Refresh)
Data Analytics
Open AI - Copilot, Chat GPT
Timeline
Senior Power BI Developer
Tata Consultancy Services
06.2023 - Current
Power BI Developer
Tata Consultancy Services
10.2019 - 06.2023
Senior Data Analyst
Tata Consultancy Services
07.2017 - 09.2019
Data Analyst
Tata Consultancy Services
09.2014 - 06.2017
M.Sc. - Statistics
University of Mysore
B.Sc. - Mathematics, Statistics And Computer Science
Bangalore University
Key Projects And Achievements
1) Retail Market Analysis Dashboard
- Built a Power BI solution integrating SQL data in Import Mode with a Star Schema model for region‑level and store‑level analysis.
- Developed advanced DAX measures to track weekly and monthly sales KPIs, enabling granular performance insights.
- Designed interactive Pie Charts (category distribution) and Line Charts (sales trends) for dynamic stakeholder reporting.
- Reduced report preparation time by 55% (from 55 minutes to 25 minutes), driving faster decision‑making and operational efficiency.
1) CPE Dashboard Optimization
- Delivered optimization of multiple Power BI dashboards across 8 categories, each containing several dashboards, by integrating SQL data in Import Mode and applying query optimization techniques.
- Created separate tiles for each category, enabling users to easily access and navigate multiple dashboards within each category.
- Applied Agile methodology and used Azure DevOps (ADO) for sprint planning, backlog management, and iterative delivery of dashboard enhancements.
- Implemented advanced DAX measures and optimized SQL queries to meet evolving client requirements, improving performance and analytical accuracy.
- Enhanced dashboard usability, responsiveness, and stakeholder satisfaction by streamlining navigation and reducing refresh times.