Built and deployed production-grade AI systems using LLMs, RAG pipelines, and agentic workflows across fintech and HR-tech domains. Developed an AI interview automation system handling ~40 interviews/day, reducing manual screening effort Built a no-code AI chat platform enabling users to connect custom data sources and deploy RAG-based AI agents Developed a voice AI call agent platform using Twilio for automated scheduling and customer interactions Designed scalable microservices architecture using FastAPI and Kafka Built Intelligent Document Processing (IDP) pipelines for extracting structured data from PDFs, images, and handwritten documents Processed TB-scale financial data using PySpark ETL pipelines on HDFS/Hive for audit and compliance systems Integrated vector databases (FAISS, Pinecone, Milvus) for high-performance retrieval in AI systems Deployed systems using Docker and cloud environments