DATA, AI & BI

Naor Shem-Tov

Turning complex data
into clear decisions

Data analyst and solution builder connecting research, technology, and people - turning complex questions into insights teams can act on.

M.A. Data Science & Applied AI
</>Python · SQL · Power BI
Research · Analytics · Data Products

01 / SELECTED WORK

Selected projects

Research, models, and visualization - end-to-end projects that begin with a strong question and finish with a clear, documented, useful result.

03Data Storytelling

Global Life Expectancy Analysis

An exploratory global analysis of health, education, and development factors associated with life expectancy, supported by interactive visualizations.

KEY RESULTSchooling showed a Pearson correlation of 0.74 with life expectancy across 2,938 country-year observations.
04Data Engineering

Scientific Metadata Pipeline

A pipeline for collecting, cleaning, standardizing, and validating scientific article metadata, with analysis-ready outputs.

KEY RESULTProcessed 3,305 unique scientific articles into a consistent 44-column dataset with automatic checkpoints and CI-backed tests.
05Deep Learning

Glasses Classification - CNN

A computer vision project for classifying images with and without glasses, including preprocessing, augmentation, custom CNN training, and checkpointing.

KEY RESULTEfficientNetV2B0 and MobileNetV3Small both achieved 85.11% validation accuracy; EfficientNetV2B0 reached 0.9322 ROC-AUC, while MobileNetV3Small used about 6.5× fewer parameters.
06Supervised Learning

Car Price ML Benchmark

An end-to-end benchmark for predicting vehicle listing prices with leakage-safe preprocessing, feature engineering, cross-validation, and model comparison.

KEY RESULTXGBoost achieved an R² of 0.9627 with a mean absolute error of approximately $1,328.
Explore all projects on GitHub

02 / PROFILE

Experience, education, and tools

Analytical thinking, human understanding, and practical implementation - applied to real problems, not just model training.

2024 - Present

Data & AI Project Lead

End-to-end research, analytics & development

Development of independent projects across healthcare NLP, deep learning, sports analytics, data pipelines, and interactive visualization - from data collection and modeling to documentation and deployment.

2025 - Present

Data Analyst

PAKAL Division, IDF

Building dashboards, automated Excel tools, and data analyses for operational research and planning, in collaboration with stakeholders and developers.

2022 - 2025

Technology & Data Implementation Manager

Mabua

Implementing Power BI and Monday.com, developing KPI dashboards, and applying quantitative analysis to support organizational processes.

2023 - Present

Reserve Company Commander | Major

Israel Defense Forces

Commanding a company of approximately 100 soldiers during more than 450 days of reserve service since October 7, 2023, with responsibility for personnel, planning, coordination, and decision-making under uncertainty.

M.A.

Data Science & Applied AI

Bar-Ilan University

Machine learning, data processing and analysis, visualization, information systems, and applied AI. The degree was completed with honors, followed by selection to deliver the graduates' address at the commencement ceremony.

B.A.

Economics & Political Science

Tel Aviv University

A quantitative and social-science foundation connecting numbers, policy, human behavior, and decision-making. Awarded a merit scholarship by the Holon Municipality during the degree.

03 / LET'S TALK

Have a complex problem?
Let's turn it into insight.

Open to opportunities in data, BI, and AI, as well as collaborations on projects with analytical depth and practical impact.