Debabrot Bhuyan
Gurgaon
Summary
Experienced Machine Learning Engineer with over 7 years of expertise in implementing Big Data ML solutions, managing cross-functional teams, and delivering solutions to global clients. Seeking to leverage my skills in a dynamic and challenging role.
Overview
8
8
years of professional experience
1
1
Certification
Work History
Lead Data Science Engineer
Dunnhumby
06.2023 - Current
- Architected a robust framework for deploying production-ready code, creating a cookiecutter module with seamless CI/CD integration, reducing the average timeline for production from 6 months to 1 week
- Designed and created a feature generator module that reduced feature extraction runtime by 70%, dynamically creating features on-the-fly to significantly shorten machine learning project cycles.
Lead Research Data Scientist
Dunnhumby
10.2021 - 06.2023
- Developed an algorithm to improve the existing recommender system using search data and an NLP module, resulting in a 0.34% improvement in top slots
- Created a customer product sales forecaster that allocated offers based on predicted sales, achieving a 20% higher uplift compared to the baseline solution using gradient boosted trees (Spark Mllib).
Senior Research Data Scientist
Dunnhumby
07.2020 - 10.2021
- Provided solutions to South Africa's largest retailer in category management and customer insights, developing customer segmentations including price sensitivity and loyalty
- Developed an online pricing dashboard for the world's largest retailer, extensively used by clients to set product prices.
Senior Applied Data Scientist
Dunnhumby
07.2018 - 07.2020
- Developed and deployed an acquisition recommendation engine, improving precision@k by 80% and decreasing runtime by 90%, achieving a 155% redemption rate during A/B testing
- Created an offer creator tool deployed via Voila, significantly reducing the resource requirement and enabling market leads to create offers seamlessly
- Deployed a DIY/Non-Food recommendation engine to production, increasing product reach by 150% and buy rate by 50% using LightGBM and ALS for candidate generation
- Reduced new product recommender solution runtime from 3 days to 4 hours, optimizing Spark workflow and reducing data volume through feature selection and sampling.
Business Analyst
Analytics Quotient
09.2017 - 07.2018
- Responsibilities and achievements related to this position]
Associate Consultant
Capgemini
07.2016 - 07.2017
- Responsibilities and achievements related to this position]
Education
B.Tech - Chemical Engineering
Indian Institute of Technology (IIT)
Skills
- Machine Learning & Data Science: Recommender Systems, NLP, Deep Learning, Supervised Learning, Unsupervised Learning
- Big Data Technologies: Python, PySpark, SQL, Spark
- MLOps & System Design: Docker, GitLab CI/CD, Airflow, MLflow
- Other Skills: Applied Mathematics, Data Analysis, Project Management
Certification
- [Certification 1]
- [Certification 2]
- [Certification 3]
References
References
Available upon request.
Timeline
Lead Data Science Engineer
Dunnhumby
06.2023 - Current
Lead Research Data Scientist
Dunnhumby
10.2021 - 06.2023
Senior Research Data Scientist
Dunnhumby
07.2020 - 10.2021
Senior Applied Data Scientist
Dunnhumby
07.2018 - 07.2020
Business Analyst
Analytics Quotient
09.2017 - 07.2018
Associate Consultant
Capgemini
07.2016 - 07.2017
B.Tech - Chemical Engineering
Indian Institute of Technology (IIT)
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