Designed and developed scalable backend microservices using Spring Boot, Hibernate, and REST APIs, supporting high-volume enterprise banking applications and distributed systems. Built AI-powered applications using LangChain and LLaMA-based large language models, implementing Retrieval-Augmented Generation (RAG) pipelines for intelligent search, chatbot workflows, and knowledge retrieval solutions. Developed Python-based NLP services using transformer models such as BERT and RoBERTa, enabling text classification, sentiment analysis, and entity recognition integrated into production workflows. Built secure backend services and AI APIs using Django and FastAPI, enabling real-time processing, authentication, and scalable data-driven features. Integrated machine learning models using Scikit-learn and TensorFlow, deploying AI services that improved automation and reduced manual processing effort across enterprise applications. Deployed full-stack and AI applications on Microsoft Azure, leve

Full Stack Developer at Hexaware Technologies

April 1, 2021 - November 1, 2023

Developed enterprise web applications using Spring MVC, Spring Boot, and React, implementing RESTful APIs and scalable microservices architecture. Built event-driven systems using Apache Kafka, enabling real-time data streaming and asynchronous communication between distributed services. Designed and optimized backend data layers using PostgreSQL, implementing stored procedures, indexing, and performance tuning to enhance query efficiency and data integrity. Implemented machine learning workflows using Python and XGBoost, building predictive models for analytics-driven features and automation use cases. Provisioned and managed cloud infrastructure on AWS (EC2, IAM, VPC) to deploy secure and scalable applications, improving system performance and operational efficiency. Developed automated unit tests using JUnit and Mockito, achieving high test coverage and improving software quality and release stability. Created data visualizations using Matplotlib to present analytical insights and i