Debdeep Dey

About Debdeep Dey

Experienced Data Scientist and GenAI Engineer with 9.5 years of experience delivering production-grade ML,NLP, and Generative AI systems across sales analytics, healthcare, marketing intelligence, and customeranalytics. Known for designing end-to-end AI platforms that move beyond experimentation into scalable,business-critical deployments.Currently working as Senior Data Scientist at Gartner, where I design and deploy Hybrid /Multi tool /ReAct RAG pipelines, multi-agent AI systems, and advanced ML solutions on Azure Databricks and AWS Bedrock/SageMaker, reducing analyst turnaround time significantly and improving conversion and productivity metrics across commercial use cases.Previously, as Team Lead – Research AI at C5i, I led client-facing AI initiatives for Fortune-500 organizationsowning solution design, stakeholder engagement, and hands-on delivery. My work spans agentic AI systems,workload optimization using autoencoders, advanced statistical modeling, and NLP-driven customerintelligence.Combining a rare blend of deep hands-on engineering, statistical rigor, and technical leadership, with experiencementoring teams, shaping AI roadmaps, and translating ambiguous business problems into deployable AIsystems with measurable ROI.

Experience

1. Senior Data Scientist (Global Sales Strategy and Operations)

   Gartner

   Sep 2022 — Present

   Designed and deployed production-scale RAG pipelines using LangChain, embeddings, vectorsearch & MLflow, reducing compliance turn around time significantly. Built multi-agent AI systems (LangGraph, Tavily, MCP) automating complex research and salesworkflows Delivered customer segmentation and propensity models improving targeted conversion by up to13% Developed latent workload indices using Autoencoders & PCA, enabling retention and productivityinsights

Education

• University of Calcutta

  B.SC IN COMPUTER SCIENCE(HONOURS)

  2011 — 2015

• Indian Institute of Management Kashipur

  EXECUTIVE PROGRAM IN MARKETING ANALYTICS AND CUSTOMER VALUATION., ANALYTICS

  2017 — 2018

• Indian Institute of Social Welfare and Business Management

  PGDM, Big Data Analytics

Skills

• Collaborative Filtering
• Logistic Regression
• Market Basket Analysis
• Market Research
• Microsoft Excel
• Project Management
• Machine Learning
• Strategic Planning
• Regression Analysis
• Data Mining
• Microsoft Office
• R
• Cluster Analysis
• Customer Service