Sayak Dutta

About Sayak Dutta

A seasoned data science professional with 10+ years of experience in building AI and ML systems. Focused on building end to end statistical, machine learning / deep learning models and product development to help businesses disambiguate complex problems, make data driven and informed decisions. My responsibilities include developing and overseeing the full machine learning product lifecycle - collaborating with business partners / product managers to understand the business pain points, data extraction, algorithm development and experimentation, model deployment and maintenance, monitoring key metrics, ensuring compliance.Key Skills: Delivering tangible business impact, Solving Ambiguity, Effective Googling and PromptingOther Tech Skills: Python, PySpark, AWS - Bedrock,Sagemaker, ECR, Docker, EMR, Redshift, R, Shell Scripting, R Shiny, Base SAS, SAS/SQL, QuicksightPast ML experience: Statistical Inference, Design of Experiments, Contextual Bandits, Vision Transformers, Multi Criteria Decision Analysis, Causal Inference, Sampling techniques, Linear and Logistic Regression, Tree based Modelling Techniques (RF, XGboost, LightGBM), Recommendation systems (Using Similarity Methods and Word2Vec), Survival Models, Supervised Techniques for NLP (Labeled - LDA, Naïve Bayes, Word2Vec, XGBoost, MLP, CNN), Forecasting Models (ARIMAX, ETS, TBATS, Prophet, LSTM and XGBoost).Domain Interest: Retail - Marketing, Supply Chain - Transportation and Logistics, Reliability Engineering - Manufacturing and Automotive.

Experience

1. Data Scientist Iii - Ml and Data Science, Amazon Business - Prime, Ssr, Marketing & Expansion Tech

   Amazon

   Oct 2023 — Present · Seattle, WA, US

   Senior scientist in the team focussing on AI and ML solutions related to inbound and outbound marketing - marketing content generation, personalization, targeting, measurement, ranking and prioritization using RL agents- Building AI Agents to generate personalized marketing content for b2b customers- Amazon Interview Bar Raiser- Actively supporting hiring for team and Amazon Science/Data Roles (AS/DS/RS/MLE/BIE)

Education

• Madras School of Economics

  Master of Science - MS, Economics

  2013 — 2015

• Scottish Church College, University of Calcutta

  BS - Economics (Major) / Statistics / Mathematics

  2010 — 2013

Skills

• Market Basket Analysis
• Tableau
• Statistical Modeling
• Sap Hana
• Rapidminer
• Eviews
• Analytical Skills
• Analysis
• Energy Management
• Sql
• Brand Management
• Econometrics
• Stata
• R Shiny
• Minitab
• Python
• Macroeconomics
• R Studio
• Inventory Analysis
• R
• Sap R/3
• Public Speaking
• Analytics
• Retail
• Materials Management
• Sas Base
• Economics
• Statistics
• Spss
• Microsoft Excel
• Sas
• Data Analysis