SWETHA RAMALINGAM TAMILSELVI
Summary
Data Analyst with over 2 years of experience in transforming raw data into actionable insights through data visualization and reporting. Proficient in leveraging Tableau, Power BI, and SQL to create dynamic dashboards and conduct thorough data analysis. Demonstrates strong skills in database management and cross-functional collaboration, delivering timely reports that drive data-driven strategies. Positive and analytical with knack for turning data into actionable insights. Comprehensive understanding of statistical analysis and data visualization tools such as SQL and Tableau. Dedicated to leveraging data-driven strategies to drive success and innovation.
Overview
2
2
years of professional experience
1
1
Certification
Work History
DATA ANALYST
TNE Solutions
11.2015 - 10.2017
- Collaborated with cross-functional teams to define business and data requirements, ensuring adherence to enterprise data standards and facilitating effective data solutions
- Utilized Power BI to create interactive dashboards and reports, providing visualizations of business KPIs and trends for key stakeholders
- Created dashboards for scenario analysis, variance analysis, monthly and quarterly reports and Ad-hoc reports
- Created Histograms, Scatter Plots, box plots, and Filled area wherever there was a need to show data distribution
- Created line graphs to show the trend over the period
- Analyzed massive and highly complex data sets, performing ad-hoc analysis and data manipulation
- Wrote reports using Tableau reporting system to extract data for analysis using filters based on the research
- Developed Tableau reports including highlight tables, stacked bars, side by sidebars, symbol maps, filled maps, heat maps
- Generated context filters and user-based performance actions while handling large volumes of data in the project
- Interacted with business stakeholders, gathered dashboard requirements, and managed the delivery
- Conducted thorough quality assurance testing on all dashboards before deployment to guarantee accuracy and reliability of the presented data
- Increased user adoption rates by creating visually appealing and user-friendly interface designs for Tableau and Power BI dashboards
- Implemented row-level security measures within Tableau to ensure proper access controls over sensitive information while maintaining compliance with industry regulations
- Performed data analysis on large datasets to identify patterns, trends, and insights, presenting findings to non-technical teams to support decision-making
- Assisted in the integration of data into the enterprise data platform, ensuring seamless flow and accessibility of data across systems
- Conducted data cleansing tasks, removing duplicates and correcting inconsistencies to ensure high-quality datasets
- Supported the design and validation of data models and artifacts, contributing to the creation of clear, actionable user stories and tasks
- Ensured data governance principles were followed, focusing on data integrity, security, and usability throughout the data lifecycle
- Supported senior analysts in gathering, structuring, and analyzing data from multiple sources, assisting in the development of data models for business solutions
- Conducted exploratory data analysis using statistical techniques to identify trends and correlations in datasets, preparing reports with actionable insights
- Assisted in the creation of interactive Power BI reports and dashboards to improve data visualization and communication of insights
- Applied data wrangling techniques to clean, format, and merge large datasets, preparing them for deeper analysis and visualization
- Contributed to database quality checks and validation procedures, ensuring accuracy and consistency across systems
Data Analyst Intern
TNE Solutions
08.2015 - 11.2015
- Optimized SQL queries for faster processing times, increasing overall productivity within the team.
- Completed data cleaning and data validation of existing spreadsheets to promote robust data management platform, resulting in accurate data analysis and entry.
- Enhanced data visualization capabilities for better decision-making with the use of advanced BI tools.
- Converted raw datasets into meaningful formats by performing extensive pre-processing activities such as normalization and transformation.
- Monitored and controlled data upload, checking for successful data import and quality.
- Assisted management in making informed decisions by presenting clear and concise reports detailing analytical findings.
- Utilized various professional statistical techniques and maintained large databases to collect and analyze data from partners and customers.
- Conducted thorough data validation and cleanup, ensuring accuracy and reliability of datasets used for analysis.
Education
MASTER OF TECHNOLOGY - EMBEDDED SYSTEMS
SASTRA University
07.2015
BACHELOR OF ENGINEERING - ELECTRICAL AND ELECTRONICS ENGINEERING
Periyar Maniammai University
05.2013
Skills
- Power BI
- Excel
- PowerPoint
- Word
- Outlook
- Data Visualization
- Reporting
- Analysis
- SDLC
- Waterfall
- Agile
- Tableau
- SQL
- Data visualization and presentations
Additional Information - Technical Profile
- Proficient in data visualization, reporting, and analysis using Power BI.
- Created interactive dashboards using various visualizations such as bar charts, line charts, pie charts, scatter plots, and maps in Power BI to deliver insights and support decision-making.
- Utilized Power BI features for creating custom relationships, data blending, and defining data models to integrate multiple data sources effectively.
- Created and implemented filters, calculated columns, measures, and custom DAX formulas to tailor data presentation and analysis for specific user needs.
- Developed Power BI reports with drill-through functionality, allowing users to analyze data at different levels of granularity.
- Experienced with Power BI's advanced analytical capabilities like creating trend analysis, reference lines, and custom visualizations (e.g., decomposition trees and key influencer visuals).
- Created interactive reports leveraging Power BI's slicers, dynamic drill-downs, and hierarchical structures to provide user-friendly access to insights.
- Developed user-defined reports using Power BI's integration with Excel to generate pivot tables and charts, enhancing the depth of on-demand data analysis.
- Built and managed Power BI workspaces, including roles, permissions, and security settings to ensure appropriate data access and governance.
- Applied URL actions, hyperlinks, and dynamic filters to build complex, interactive dashboards that facilitate detailed insights for business users.
- Strong teamwork and communication skills, consistently contributing to collaborative efforts and adapting quickly to new tools and methodologies, while presenting data insights clearly and effectively.
Certification
- POWER BI - Besant Technologies / Professional Training and Coaching - Feb-2025
- SQL - Besant Technologies / Professional Training and Coaching - Feb -2025
Timeline
DATA ANALYST
TNE Solutions
11.2015 - 10.2017
Data Analyst Intern
TNE Solutions
08.2015 - 11.2015
BACHELOR OF ENGINEERING - ELECTRICAL AND ELECTRONICS ENGINEERING
Periyar Maniammai University
MASTER OF TECHNOLOGY - EMBEDDED SYSTEMS
SASTRA University
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