Nimrod Geffen-Data Scientist
Check rate
Experience
Data Scientist
Self Employed
- Designed and implemented an LSTM text classification model in PyTorch for analyzing app reviews, improving sentiment detection accuracy.
- Configured ML workflows on AWS (EC2, S3) for customer churn prediction, framing business needs into problem statements and achieving actionable predictions.
- Developed an OpenAI + Azure ML chatbot for automated ticket classification, prioritization, and response generation, reducing manual support workload.
Clinical Data Scientist & Project Lead
Tel Aviv Medical Center
- Assessed Parkinson’s disease through gait patterns using signal processing and ML tools on body-fixed sensors.
- Designed and deployed production-ready algorithms for gait detection features, achieving over 90% sensitivity in detection of sit-to-stand, initiation, freeze, risk-of-fall, home behavior movements.
- Analyzed obstacle negotiation strategies by processing Kinect images, using image processing algorithms and depth fields (background subtraction, contour detection, Hough transform).
- Conducted statistical and quantitative analyses on large clinical datasets and imaging data to improve accuracy and usability, using predictive models such as clustering, regression, and decision trees.
- Presented at international conferences, bridging between technical teams and clinical experts.
Algorithm Developer
Vision Elements
- Developed computer vision algorithms for medical imaging and hand gesture recognition systems using labeling and registration algorithms.
- Implemented point cloud processing for drone-based mapping using iterative closest point algorithms.
- Created technical documentation and client reports for consulting projects in medical imaging and signal processing.
R&D Engineer
Collage Medical Imaging
- Joined as the first technical hire, contributing to development of a prostate cancer detection system.
- Designed and implemented a real-time MATLAB GUI integrating OCT, ultrasound imaging, sensors, and 3D rendering.
- Developed spatial algorithms for sensor tracking and organ modeling, enabling accurate biopsy localization.
- Collaborated across clinical and engineering teams to translate medical needs into functional product features.
Industry Experience
See where this freelancer has spent most of their professional time.
Experienced in Healthcare, Professional Services, Information Technology, and Aerospace and Defense.
Business Area Experience
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Experienced in Product Development, Research and Development, Information Technology, Project Management, Business Intelligence, and Customer Service.
Summary
Data Scientist with a Biomedical Engineering background and 5+ years of experience in clinical data analysis, machine learning, and algorithm development. Skilled in Python (Pandas, NumPy, Scikit-learn, PyTorch), SQL, and data wrangling of large clinical datasets. Experienced in predictive modeling, exploratory analysis, and transforming complex data into actionable insights. Strong communicator and speaker, with proven ability to bridge cross-functional teams. I’m eager to apply my skills and experience to advance the healthcare world.
Skills
- Python (Pandas, Numpy, Scikit-Learn, Pytorch, Tensorflow)
- Sql
- Matlab
- Git
- Exploratory Data Analysis
- Model Evaluation
- Data Wrangling
- Bi Tools
- Aws (Ec2, S3, Ml Workflows)
- Azure Ml
- Llm Architectures (Rnn, Transformers)
- Ai Agents (Langchain, Rag)
- Code Prompting (Cursor)
- Ai Efficiency Tools
- Natural Public Speaker, With Proven Ability To Present, Train, And Transfer Knowledge Effectively.
- Experienced In Building Cross-Functional Trust Among Partners And Teams.
Languages
Education
Ben-Gurion University of the Negev
B.Sc. in Biomedical Engineering · Biomedical Engineering · Be'er Sheva, Israel
Leyada High School
High school diploma, Biology and Phisics majors · Biology and Phisics majors · Jerusalem, Israel
Certifications & licenses
IBM AI & ML Developer Professional Certificate
Coursera
Licensed Tour Guide Course
Ministry of Tourism, University of Haifa
Statistics
Experience
Global Experience
Expertise
Qualifications
Profile
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