Staff Data Scientist · PHYSICAL AI
Machine intelligence
for the physical world.
I'm Alfi — an AI researcher building practical solutions with vision-based large language models, multimodal deep learning and human-aligned agent evaluation, for the world's largest retail company.
12+
Years Experience
600+
Stores Scaled
29
Publications
1000+
Citations
01/SELECTED WORK
Barcode Intelligence at the Edge
Walmart Global Tech — Physical AI · 2024 — PRESENT
Tech Lead for device-efficient, generative-AI-powered machine learning models running on IoT devices for barcode intelligence — currently scaling the solution to 600+ stores.
- Edge ML
- Generative AI
- IoT
- PyTorch
- Computer Vision
Agentic GenAI for Retail Systems
Walmart Global Tech · 2023 — PRESENT
Led the integration of in-house generative AI and agentic systems across multiple retail solutions — RAG pipelines, vector embeddings, and human-aligned evaluation for agents.
- LLM Agents
- RAG
- Vector Embeddings
- Vision LLMs
Semantic Detection at Scale
Walmart Global Tech · 2022 — 2024
Deep learning at scale for semantic object detection, with mono-depth embedding fusion for classification across retail environments.
- Object Detection
- Depth Estimation
- Embedding Fusion
- TensorFlow
Multi-Spectral Crop Intelligence
Bayer Crop Science · 2018 — 2022
Multi-spectral deep learning and semantic segmentation over satellite imagery for geospatial crop intelligence — from raw pixels to field-level decisions.
- Semantic Segmentation
- Remote Sensing
- Geospatial
- Python
Satellite-Based Epidemic Prediction
University of Rhode Island — PhD · 2015 — 2018
Doctoral research predicting disease epidemic cycles from real-time satellite imagery using computer vision, machine learning, and statistical modeling.
- Computer Vision
- Statistical Modeling
- Satellite Imagery
- Epidemiology
02/EXPERIENCE
CAREER TIMELINE
- 2024 — PRESENTACTIVE
Staff Data Scientist
Walmart Global Tech
Generative AI · computer vision on edge devices · end-to-end system design · RAG vector embeddings.
- 2022 — 2024
Senior Data Scientist
Walmart Global Tech
Deep learning at scale · semantic object detection · mono-depth embedding fusion for classification.
- 2020 — 2022
Senior Data Scientist
Bayer Crop Science
Multi-spectral deep learning · semantic segmentation · satellite image processing.
- 2018 — 2020
Data Scientist
Bayer Crop Science
Deep learning modeling · geospatial image processing · crop intelligence.
- 2015 — 2018
Graduate Research & Teaching Assistant
University of Rhode Island
Fluid dynamics · epidemiology · computer-vision-based disease detection · statistical models.
- 2011 — 2014
Research Associate
Institute of Water and Flood Management
Flood management · weather forecasting · climate modeling.
EDUCATION
- 2018
Ph.D. — Civil & Environmental Engineering
University of Rhode Island
Satellite-driven epidemic prediction with computer vision and statistical modeling.
- 2014
M.Sc. — Water Resources Development
Bangladesh University of Engineering and Technology
Improvement of heavy rainfall forecasting using the WRF model.
- 2011
B.Sc. — Water Resources Engineering
Bangladesh University of Engineering and Technology
Foundations in fluid mechanics, hydrology and numerical modeling.
CURRENT FOCUS
“Device-efficient generative AI — scaling barcode intelligence to 600+ stores from a single edge model.”
FULL PROFILE03/RESEARCH & WRITING
04/PROJECTS & BLOG
05 / CONTACT
A moonshot idea, a research question, or just good coffee — let's talk.
Whether it's a groundbreaking scientific topic, a casual talk on world history, or a chat about any moonshot idea — let's connect.