• Built automated ETL pipelines using PySpark and Apache Airflow to ingest claims and member data into PostgreSQL, improving data availability and reducing manual processing effort by 35%

• Developed predictive models in Python (scikit-learn, Pandas) to identify high-risk members, increasing early risk detection accuracy by 18% over baseline statistical methods

• Designed interactive dashboards in Power BI to track KPIs such as claims trends and cost utilization, enabling leadership to make faster data-driven decisions

• Optimized complex SQL queries using CTEs, window functions, and indexing in SQL Server, reducing reporting query runtime by 28%

• Conducted A/B testing and statistical analysis in R and Python to evaluate care management interventions, supporting measurable improvements in program effectiveness

• Partnered with data engineering teams to implement dbt-based data transformations within a structured warehousing layer, improving data consistency and reporting reliability across departments

• Analyzed large structured datasets using SQL and Python (Pandas, NumPy) to generate business insights, reducing ad-hoc reporting turnaround time by 30%

• Built automated dashboards in Tableau and Excel (Pivot Tables, Macros, VLOOKUP) to monitor operational KPIs, improving visibility across cross-functional teams

• Designed and maintained data models in MySQL and PostgreSQL, ensuring clean, normalized datasets to support analytics and BI initiatives

• Performed statistical analysis and data mining techniques in R (ggplot2, dplyr) to identify customer behavior patterns, contributing to targeted strategy improvements

• Developed ETL workflows using SQL and Python scripts, standardizing data ingestion processes and improving data accuracy across reporting systems

• Supported business stakeholders through predictive modeling and trend forecasting, enabling proactive planning and more informed resource allocation

• Collaborated in Agile/Scrum environments to gather reporting requirements and deliver BI solutions aligned with evolving business priorities, improving stakeholder satisfaction and delivery consistency