Kalaivani Annadurai
Data Analyst
Gothenburg,Sweden
Summary
Data Analyst Intern building Python, SQL, and Power BI solutions for data extraction, reporting, and performance tracking. Develops dashboards, data models, and trend analyses that support business and financial decisions, while improving reporting workflow efficiency through automation. Delivers 100% report accuracy and clearer visibility into key metrics.
Overview
13
13
years of professional experience
Work History
Data Analyst Intern
Showcase.guru
2024.01 - 2024.12
- Maintain 7% dashboard uptime while supporting recurring Power BI reporting for business performance tracking.
- Design Python-based automation to extract data and streamline recurring reporting workflows.
- Build Power BI dashboards that visualize performance metrics for clearer business tracking.
- Develop forecasting models to identify business trends and guide strategy decisions.
Data Analyst Intern
Volvo Financial Services
2022.09 - 2023.03
- Built 8 interactive Power BI dashboards to track critical financial KPIs and support reporting visibility.
- Analyzed financial data in Power BI to surface trends, support business reporting, and strengthen decision-making.
- Developed interactive dashboards that presented key performance indicators in a clear, concise format for stakeholders.
- Streamlined reporting workflows with Advanced Excel to reduce manual effort and improve consistency.
- Applied SQL and Power Query to prepare, structure, and refine reporting data for analysis.
- Supported financial data reporting by validating inputs and maintaining clean, reliable datasets for recurring analysis.
Consultant
Aavin
2020.02 - 2020.12
- Analyze operational data to support senior management decisions and reporting priorities.
- Build Excel-based models and Power Query workflows to streamline recurring reporting tasks.
- Support KPI tracking and performance reporting with structured data validation and trend analysis.
Reporting Analyst
Tata Consultancy Services
2011.08 - 2014.11
- Designed data models and delivered periodic reports with 100% accuracy for reporting workflows.
- Maintained data modules and kept reporting processes running smoothly across day-to-day operations.
- Built supporting data structures in Advanced Excel and Power BI to improve report preparation and review.
- Used SQL and Data analysis to validate source data before publishing recurring business reports.
- Applied dashboard development and KPI tracking practices to strengthen reporting visibility for stakeholders.
Education
Data Analyst Program - Data Analysis
Lerums Vuxenutbildning
Gothenburg, Sweden2024-12
Bachelor of Commerce -
Holy Cross College
Tamil Nadu, IndiaDiploma in Computer Application -
CSC
Tamil Nadu, IndiaSkills
Python
Power BI
Advanced Excel
SQL
Data modeling
DAX
Power Query
Tableau
ETL pipelines
Data analysis
Predictive analytics
Statistical analysis
Forecasting
Trend analysis
Financial data reporting
Dashboard development
KPI tracking
Performance reporting
Data automation
Financial modeling
Languages
- English, Proficient
- Swedish, Intermediate
- Tamil, Native
Timeline
Data Analyst Intern
Showcase.guru
2024.01 - 2024.12
Data Analyst Intern
Volvo Financial Services
2022.09 - 2023.03
Consultant
Aavin
2020.02 - 2020.12
Reporting Analyst
Tata Consultancy Services
2011.08 - 2014.11
Diploma in Computer Application -
CSC
Bachelor of Commerce -
Holy Cross College
Data Analyst Program - Data Analysis
Lerums Vuxenutbildning