Raja Rajeswari S
Chennai
Summary
Detail-oriented and analytical Data Analyst with experience in data collection, processing, and visualization. Proficient in Excel, SQL, Python and Power BI, with a strong foundation in statistical analysis and data modeling. Adept at creating insightful reports and dashboards to support data-driven decision-making. Eager to leverage technical skills and analytical mindset to contribute to a dynamic team and drive business success.
Overview
3
3
years of professional experience
Work History
Junior Data Analyst
Tata Consultancy Service
Chennai
07.2021 - Current
Data analysis using Power BI.
- Developed complex SQL queries use CTE, window functions, temporary tables, sub-queries to extract insights from large datasets stored in a relational database management system.
- Retrieved and transformed data from different sources: Excel, SQL, dataflows, SharePoint, Data Factory, etc., in Power BI and built meaningful visuals.
- Worked with Power Query for data cleaning, transformation, and profiling columns.
- Migrated Excel data models and visuals to Power BI reports.
- Wrote Python scripts in pandas for transforming raw data into useful data, which is later used in Power BI.
Education
Bachelor of Engineering - Electronics And Instrumentation
Kumaraguru College of Technology
Coimbatore06-2021
Skills
- Structured query language (SQL)
- Proficiency in Power BI desktop and Service
- Power Query
- Data Modelling and DAX calculations
- Python Programming (Numpy, Pandas)
- Excel
Affiliations
- Able to prioritize tasks, optimize productivity, manage multiple task at times and deadlines while maintaining good work-life balance.
- Handled and driven team meetings both internal and clients.
Accomplishments
- Received several Appreciation certificates for exemplary efforts and contributions.
- Frequent recognition mail for dedication and on-time requirement delivery.
Timeline
Junior Data Analyst
Tata Consultancy Service
07.2021 - Current
Bachelor of Engineering - Electronics And Instrumentation
Kumaraguru College of Technology
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