Sreevatsan G.
Data Analyst @Cigna Healthcare
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WORK HISTORY
Data Analyst @Cigna Healthcare
US
Developed data pipelines and transformation logic in Python to clean and preprocess patient data, improving model performance in clinical predictions. • Designed and deployed interactive Power BI dashboards to track patient outcomes, readmission rates, and treatment performance across care units. • Designed Created and optimized ETL workflows integrating PostgreSQL and MySQL into MongoDB, increasing data processing efficiency by 20%. • Conducted EDA using Tableau and Seaborn to explore patient demographics and claims data, leading to better-targeted outreach strategies. • Built interactive dashboards to track KPIs such as readmission rates, treatment effectiveness, and care quality across multiple regions. • Applied data validation rules to ensure consistency and accuracy across compliance-sensitive healthcare datasets.
EDUCATION
Sathyabama Institute of Science & Technology, Chennai
Bachelor of Engineering - BE
The University of Texas at Arlington
Master of Science - MS
ABOUT SREEVATSAN G.
Data Analyst with 3 years of experience delivering end-to-end data solutions in healthcare and technology environments. Passionate about transforming raw data into strategic insights that drive business value and improve operational performance. Skilled in Python, SQL, Tableau, Power BI, and cloud platforms (AWS, Azure, GCP) Experienced with data modeling, ETL development, and dashboard design Strong background in both relational and NoSQL databases like MySQL, PostgreSQL, MongoDB, and Oracle Proficient in tools such as SSIS, Talend, SAS, and libraries like Pandas, NumPy, Matplotlib, and Scikit-learn Familiar with Agile, Scrum, and Kanban methodologies At Cigna Healthcare, I built efficient ETL pipelines, deployed insightful dashboards, and improved clinical decision-making through advanced EDA and predictive analytics. At Hexaware, I managed large-scale healthcare datasets, optimized SQL performance, and delivered impactful visualizations and A/B test results. Currently pursuing my Master’s in Computer Science at the University of Texas at Arlington with a strong foundation in data science, visualization, and cloud technologies.
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