Neehar Bujimalla

Data Engineer @Nissan Motor Corporation

Franklin, TN, US

Ingested large-scale financial and operational data into Amazon S3 and optimized storage using Apache Spark in AWS Glue, empowering scalable ETL processes and cost analysis across millions of records.• Implemented an XGBoost based forecasting model in Amazon SageMaker to predict maintenance costs, leveraging time-series analysis to identify cost-saving opportunities, achieving a 33% reduction in service operation expenses.• Automated the end-to-end cost forecasting workflow using AWS Glue and event-driven triggers in AWS Lambda, enabling real-time model updates, reducing manual effort by 50%, and ensuring accurate, up-to-date forecasts.• Integrated real-time cost data streams to power dynamic Tableau dashboards, facilitating continuous financial monitoring and delivering actionable insights that guided a $1M reduction in annual service costs.

GITAM Deemed University

Bachelor of Technology - BTech

George Mason University

Master of Science - MS