Software Developer

Developed multilingual, voice-enabled chatbot and NLP systems using Azure LUIS and Microsoft Bot Framework, improving customer response times by 50%. Built and served deep learning and LLM applications (RAG, reranking, Whisper) and enhanced fraud detection accuracy by 20% using XGBoost and reinforcement learning techniques.

Built predictive ML models (logistic regression, SVM, random forests, PCA, KNN) and deployed them via Flask microservices using Python-based data pipelines. Established Azure MLOps CI/CD workflows and monitoring, and developed analytics dashboards with Tableau while applying statistical testing to evaluate model performance.

Improved sentiment analysis and contextual semantic search using NLP pipelines, increasing search rank algorithm accuracy by 5% and reducing bounce rate by 13% in some cases. Built predictive models for maintenance needs with XGBoost, reducing downtime by 15% and delivering $1M cost avoidance in the first year.

Built mortgage default risk models by cleansing and transforming historical data, performing EDA, feature selection, and dimensionality reduction. Trained and validated predictive models, interpreted feature importance for stakeholder reporting, and deployed/monitored models in production environments with Oracle IAM support.

Built and enhanced a reporting data warehouse by extracting and integrating ERP data and partnering with reporting teams on data mart, universe, and report design. Implemented anomaly/outlier detection using statistical methods and set up GCP services (Data Proc, Storage, BigQuery) for proof-of-concept initiatives.

Automated statistical data cleansing with Alteryx to improve efficiency and accuracy, and delivered end-to-end ETL integrations across upstream/downstream systems. Built and analyzed data flows using SQL Server Integration Services (SSIS) to support analytics and reporting needs.

Developed and maintained Java applications for web/desktop environments, including database schema design and enterprise integration via SOAP web services. Built and optimized SQL queries and stored procedures, and created RESTful services with unit testing using JUnit to reduce defects.

Earned a Bachelor of Science (BSc) from the University of Vadodara in 1992.