Dentsply Sirona - Machine Learning Engineer / Data Scientist
Location: Charlotte, NC
Duration: June 2024 - Present
LLMs and RAG
- Developed Retrieval-Augmented Generation (RAG) pipelines using Mosaic AI foundation models on Databricks.
- Built chatbots and genie spaces tailored for domain-specific customer support for product information.
- Integrated automated workflows that reduced customer support response time.
Forecasting and Predictive Modeling
- Developed classic Machine Learning algorithms for sales forecasting and target generation.
- Built probabilistic models for customer lifetime value prediction.
- Implemented churn prediction models to identify at-risk customers.
Recommendation Systems
- Built a two-tower recommendation engine using PyTorch to personalize product suggestions based on user and product embeddings.
- Resulted in increased engagement and product discovery.
MLOps & Automation
- Designed scalable MLOps pipelines and Feature Stores in Databricks across various business divisions.
- Automated re-training, evaluation, and deployment of classification and regression models.
- Enabled rapid iteration with reproducibility and model monitoring.
Graph Learning & Entity Resolution
- Created entity resolution pipelines using clustering and graph learning techniques for master data cleanup and deduplication.
- Improved data integrity and downstream model accuracy.