Ajay Kumar A

About Ajay Kumar A

Around 4+ years of proven experience in delivering actionable insights through comprehensive data analysis and robust reporting. I’ve worked across domains like healthcare, edtech, and finance, managing end-to-end data workflows — from ingestion and transformationto visualization and predictive analytics. Highly proficient in complex SQL queries, Python (Pandas, NumPy, Matplotlib, Seaborn), and R for advanced statistical modeling and datamanipulation. Expert in designing and implementing interactive dashboards and visualizations using Tableau, Power BI, and Google Looker Studio, effectivelycommunicating data stories to diverse audiences.

Experience

1. Data Engineer Analyst

   Sentara Health

   Jan 2025 — Present · TX, US

   Extracted, transformed, and loaded (ETL) data from diverse sources including relational databases (SQL Server, PostgreSQL, MySQL), cloudplatforms (AWS, Azure, Google Cloud), APIs, and flat files, ensuring data integrity and consistency. Cleaned, validated, and preprocessed raw, unstructured data using Python (Pandas, NumPy, Scikit-learn) and R to resolve inconsistencies,errors, and missing values, preparing data for analysis and modelling. Designed and deployed Snowflake Data Warehouses using best practices in schema modeling (star, snowflake) for analytics at scale. Developed and designed interactive dashboards and reports in Tableau, Power BI, and Looker Studio to visualize complex data, makinginsights accessible and understandable for technical and non-technical stakeholders. Built and optimised SQL queries for complex data extraction, manipulation, and analysis, creating stored procedures and views to improvedata accessibility and performance

Education

• East Texas A&M University

  MASTERS, Business Analytics

• NARASARAOPETA ENGINEERING COLLEGE

  Bachelor's degree, Electronics and communication Engineering