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Mathangi S

Mathangi S

Data Analyst | BI Developer

Chennai
80
Profile Score

About

Aspiring Data Analyst with expertise in data visualization, reporting, and business intelligence solutions. Proficient in Power BI, Tableau, and SQL, with strong knowledge in data modeling, DAX, and dashboard development. Skilled in transforming complex datasets into meaningful insights that support strategic decision-making. Experienced in gathering stakeholder requirements, optimizing reports for performance, and ensuring data accuracy and integrity. A collaborative team player and detail-oriented professional with a passion for innovation and process improvement.

Skills & Expertise (22)

Power BI Desktop Advanced
8.3/10
2
Years Exp
Reports and Dashboard Development and Sharing Advanced
8.0/10
2
Years Exp
DAX formulas Advanced
7.9/10
2
Years Exp
Power Query Editor Advanced
7.8/10
2
Years Exp
Data Modelling Advanced
7.7/10
2
Years Exp
Process Improvement Oracle SQL innovation collaboration Data Accuracy and Integrity Performance Optimization Stakeholder Requirements Gathering Dashboard Development Data Modeling Business Intelligence Reporting Data Visualization IBM SPSS Pivot Tables MS Excel- Advanced Formulas (VLOOKUP/XLOOKUP) Tableau Desktop Power BI Service

Work Experience

Internship Coordinator

Dr Agarwal Institute of Optometry

Nov 2023 - Dec 2025

Engineered 7+ interactive Power BI dashboards using advanced Power Query (ETL) transformations and DAX to cleanse, transform, and analyze multi-source academic and operational datasets. Built DAX-driven KPI frameworks and dynamic gauge visuals to perform workforce cost–benefit analysis, supporting data-backed staffing and financial optimization decisions. Implemented Row-Level Security (RLS), synchronized slicers, and drill-through navigation to securely share role-based insights while maintaining data confidentiality. Automated reporting workflows with scheduled data refresh and performance tuning, enabling realtime visibility into student progress, compliance metrics, and regional resource allocation efficiency. Acted as the central liaison for the Pan-India internship program, managing cross-functional coordination across colleges, regional centers, and leadership teams to ensure smooth program execution. Collaborated with stakeholders to gather business requirements and translate them into scalable, datadriven reporting solutions aligned with organizational objectives. Integrated multiple data sources including Excel, CSV, and SQL to build centralized and structured reporting systems. Designed optimized star-schema data models to evaluate internship tenure, enrollment patterns, entry/exit trends, and branch-wise demand forecasting for strategic workforce planning.

Education

Bachelor of Science in Ophthalmic Dispensing - Periyar University

2015 - 2019 · Afghanistan

Baccalaureate in Optometry and Fellowship in British Dispensing Opticians - Sankara Nethralaya & Association of British Dispensing Opticians (ABDO)

2014 - 2018 · Afghanistan

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Profile Score Breakdown

📷 Photo 10/10
📄 Resume 10/10
💼 Job Title 10/10
✍️ Bio 10/10
🛠️ Skills 20/20
🎓 Education 10/10
⏱️ Experience 5/15
💰 Rate 0/5
🏆 Certs 0/5
Verified 5/5
Total Score 80/100

Profile Overview

Member sinceMar 2026

Availability Details

Visa Status

Need Sponsorship

Relocation

Open to Relocation

Skills (22)

Power BI Desktop Reports and Dashboard Development and Sharing DAX formulas Power Query Editor Data Modelling Process Improvement Oracle SQL innovation collaboration Data Accuracy and Integrity +12 more