Specialist Programmer | Big Data & AI — Infosys
Designed and developed AI-powered chatbot solutions using LangChain, LangGraph, and Retrieval-Augmented Generation (RAG) to generate responses from retrieved context. Built agentic AI workflows to support automated backend operations and improve end-to-end system behavior. Developed data processing pipelines and managed databases to enable scalable storage and retrieval for AI features. • Implemented RAG-based architectures for knowledge-grounded chatbot interactions. • Orchestrated agentic workflows to automate complex backend processes. • Built/optimized data pipelines using PySpark and Python for AI-ready datasets. • Administered PostgreSQL and MongoDB for reliable data storage supporting AI systems.