Sabber Ahamed cover
Sabber Ahamed
Sabber Ahamed

Machine Learning Scientist / Engineer | GenAI, Voice AI & On-Device Models | PhD

Actively looking · Member since 16 Oct 2026
Location
Melissa, Texas (DFW), United States
Desired salary
Unspecified
Work preference
Remote Only / Full Time, Part Time, Contract, Freelance
Experience level
Senior

About

Professional summary

I build AI systems from research through production. I have a PhD in Geophysics and eight years of industry experience across generative AI, speech systems, computer vision, medical imaging, and model optimization.

Selected results:
• Sirona Medical: reduced medical-image segmentation inference from 2–3 minutes to 4–10 seconds using ONNX and model optimization.
• Bridgestone: built tire X-ray anomaly detection delivering more than $20M in annual savings.
• Asurion: built an automated fraud-detection framework associated with $18M in annual savings.
• Toyota Connected: deployed an optimized small language model on constrained automotive hardware.

As founder of Ontor, I built the product and research workflow from the ground up, including on-device acoustic analysis, compact speech models, and a local ASR–small-language-model–TTS prototype. My work includes distillation, quantization, speech synthesis experiments, and evaluation across speakers and datasets.

I have led a team of five engineers and data scientists and taught undergraduate applied machine learning for one semester at Fisk University. I bring hands-on Python, PyTorch, ONNX, RAG, and production model-development experience.

Seeking Machine Learning Scientist, Machine Learning Engineer, or Applied AI roles. Open to full-time, contract, and part-time opportunities, including remote work. Based in Melissa, Texas (DFW), in Central Time.

Skills

9 capabilities

Tech stack & tools

Working toolkit

Development

Languages & Frameworks

Experience

Career history

Applied Scientist Sirona Medical

Reduced medical-image segmentation inference from 2–3 minutes to 4–10 seconds using ONNX and model optimization. Developed CT/MRI registration using anatomical metadata, rigid alignment, and thin-plate-spline deformation. Built segmentation pipelines and contributed to medical language-model and multi-agent radiology workflows.

Machine Learning Engineer (Contract) Toyota Connected

Deployed an optimized small language model on an automotive head unit under memory and latency constraints. Applied compression, quantization, and architecture tuning, and developed speech and audio components for in-vehicle conversational systems.

Machine Learning Scientist (Freelance) OK2StandUP

Led five engineers and data scientists developing sensor-based machine learning and AWS deployment infrastructure for an elderly-care platform. Developed fall-detection models from sensor time series and coordinated model development, evaluation, and delivery.

Lead Data Scientist Healthpilot

Developed a Medicare recommendation system and voice/text enrollment workflows using language models, retrieval-augmented generation (RAG), and multi-agent architectures. Connected model adaptation and information retrieval with application-specific evaluation and production delivery.

Senior Data Scientist Bridgestone

Built and deployed CNN/YOLO-based tire X-ray anomaly detection for manufacturing inspection, delivering more than $20M in annual savings. Conducted applied R&D in computer vision, reinforcement learning, NLP, and diffusion models.

Data Scientist Asurion

Built and deployed an automated fraud-detection framework associated with $18M in annual savings. Applied graph methods, Bayesian deep learning, NLP, and tree-based models to fraud-pattern detection and high-volume data analysis.

Education

Learning history

University of Memphis

Ph.D., Geophysics

Research in computational geophysics, numerical simulation, and machine learning for earthquake rupture. Dissertation: Computational Journey Across Multiphysics and Multitemporal Scales: From Slow Tectonic Movement to Fast Earthquake Slip.

Jahangirnagar University

M.Sc., Geological Sciences

Degree awarded July 2011.

Jahangirnagar University

B.Sc., Geological Sciences

Degree awarded July 2010.

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