CHETHAN J

Managed and optimized vector databases such as ChromaDB and Pinecone, enhancing AI applications' data retrieval capabilities. Handled DataStax Cassandra DB in production environments, ensuring optimal performance and reliability. Developed scalable AI solutions using LangChain and LlamaIndex frameworks. Implemented and fine-tuned both open-source and paid LLM models. Developed forecasting models including Simple Exponential, Prophet, ARIMA, and XGBoost. Reduced customer churn by 10% through machine learning models. Developed a fraud detection model in the supply chain. Built multiple reports across sales orders, invoices, salesman performance, vendor reports, and vehicle route planning.

Utilized advanced data cleaning techniques to pre-process JSON and CSV files, ensuring data quality and consistency. Reduced data errors and inconsistencies by 30%. Leveraged Python and data manipulation libraries to automate repetitive tasks, resulting in a 25% reduction in processing time.