Reuben Rosen
@reubenrosen
Machine learning engineer building clinician- and lab-ready AI tools from complex biosignals.
What I'm looking for
I build machine learning and signal-processing systems that help clinicians and researchers see earlier, clearer signals in biomedical data. Most recently, I used time-series analysis of longitudinal clinical data—focusing on heart rate variability (HRV) metrics like RMSSD and SDNN—to identify early signs of Hypoxic-Ischemic Encephalopathy (HIE) and Hypoxic-Ischemic Encephalopathy (NEC), and I’m currently developing predictive models for NEC risk.
I also turn prototypes into usable products: I created PulsePi on a Raspberry Pi (PulseCam-based) to detect blood perfusion in real time, validated against a MAX30102 sensor, and documented the project. In parallel, as a Machine Learning Engineer / GUI Developer, I built a web server-client application that simplifies biomedical image object detection for non-ML users—enabling annotation, fine-tuning, retraining, and streamlined research workflows that supported published work.
Experience
Work history, roles, and key accomplishments
Used time-series analysis of longitudinal clinical data to analyze heart rate variability (HRV) metrics for early detection and risk stratification of hypoxic-ischemic encephalopathy and related neonatal illness signals. Built clinician-facing tools to visualize patient-specific HRV trends and is developing predictive models for NEC risk using pre-onset HRV features.
GUI Developer
Greenbaum Lab (UNC & NC State)
Nov 2024 - Oct 2025 (11 months)
Built a web-based server-client application for biomedical image object detection with an easy-to-use GUI for non-programmers to run models, annotate images, and retrain for custom data. Developed a 3-in-one workflow tool that outputs detection coordinates and object type while supporting retraining to improve performance for objects outside the pre-trained model.
Engineered Python-based automation tools for neurological assessment, including computer vision methods for limb detection (pronator drift) and pupillometry automation. Led the team and applied Scrum, Agile, and Kanban practices to improve project efficiency.
Research Intern
DRDO, Ministry of Defence
Jan 2022 - Sep 2022 (8 months)
Developed a voice-based security identification system using Vector Quantization in MATLAB, achieving 95% accuracy. Extended the work to test breathing-audio COPD detection for an undergraduate project, achieving 97% accuracy.
Research Associate
Vellore Institute of Technology
Dec 2020 - Sep 2022 (1 year 9 months)
Developed MATLAB pipelines for infant audio data processing and emotion classification, with results reported as 91% accuracy and accepted for publication. Implemented YOLO-based models for ocular disease detection in eye fundus images, achieving 87% accuracy.
Education
Degrees, certifications, and relevant coursework
Cornell University
Master of Science, Biomedical Engineering
2023 - 2024
Earned an MS in Biomedical Engineering at Cornell University from August 2023 to May 2024.
Vellore Institute of Technology
Bachelor of Science, Electrical and Electronics Engineering
2018 - 2022
Earned a BS in Electrical and Electronics Engineering at Vellore Institute of Technology from July 2018 to September 2022.
Tech stack
Software and tools used professionally
Availability
Location
Authorized to work in
Job categories
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