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Deheng Peng

Data Science, Product Management, Business Intelligence

Resume

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Python R SQL Machine Learning Data Visualization Statistical Analysis Business Intelligence

Project Showcase

These are some recent data science and business analytics projects that demonstrate my technical capabilities and problem-solving skills across industries.

Disease Hotspot Prediction

Disease Hotspot Prediction

Built a GNN-based disease hotspot prediction system using Spark and geospatial health-environment data for U.S. counties.

Spark GNN Geospatial
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Uber Ride Optimization

Uber Ride Optimization

Designed a platform using Uber, Google Maps, and Weather APIs to analyze pricing, wait times, and route efficiency in the Bay Area.

APIs Google Maps Uber
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Uber Tipping

Uber Tipping Behavior

Used logistic regression, clustering, and PCA to analyze self-collected data; identified tipping predictors like mileage and interaction.

Logistic Regression K-Means PCA
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E-Commerce Churn Model

E-commerce Churn & LTV

Built XGBoost models (98.9% accuracy, 0.998 AUC) to predict churn and lifetime value, offering actionable segmentation insights.

XGBoost Customer Value AUC
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Health Chatbot

AI Health Chatbot

Built a chatbot using Hugging Face Transformers with multi-turn context and ROUGE-optimized response ranking.

Hugging Face Transformers NLP
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Bank Churn

Bank Customer Churn

Applied ML techniques to identify reasons behind bank customer churn and provided actionable recommendations.

Machine Learning Churn Analysis Financial Data
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Customer Segmentation

Customer Segmentation

Executed a full pipeline for customer segmentation using K-Means and data storytelling for a retail company.

K-Means Storytelling Retail
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Sentiment Business

Customer Feedback Analysis

Transformed unstructured feedback into actionable recommendations using sentiment analysis techniques.

Sentiment Analysis Feedback NLP
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Technical Skills

Focus on the core technology stack and professional skills assessment in the fields of data science and business analysis.

Programming Languages

Python 95%
R 88%
SQL 92%

Data Science

Machine Learning 95%
Deep learning 85%
Natural language processing(NLP) 85%

Data Analysis

Data Visualization 94%
Statistical Analysis 89%
A/B Testing 90%

Business Analytics

Business Intelligence 91%
Market Analysis 88%
Financial Analysis 86%

Tools & Platforms

Database

MySQL, PostgreSQL, MongoDB

Visualization Tools

Tableau, Power BI, Matplotlib

Cloud Platforms

AWS, Azure, Google Cloud

Dev Tools

Git, Docker, Jupyter

Certificates

Certificate Summary

  • AWS: 1 certificate 🏆
  • Microsoft: 1 certificate 🤖
  • Oracle: 1 certificate
  • UC Berkeley: 2 certificates

Certificate List

  • [Jul. 2025] [link] Oracle Cloud Infrastructure 2025 AI Foundations Associate (1Z0-1122-25)
  • [Jun. 2025] [link] AWS Certified Cloud Practitioner (CLF‑C02)
  • [May 2025] [link] INFORMS - Academic Pathway Associate Certified Analytics Professional
  • [Oct. 2024] [link] Microsoft Certified: Azure AI Fundamentals (AI-900)
  • [Dec. 2024] [link] Coursera - Foundations of Public Health Informatics & Technology
  • [May 2024] [link] UC Berkeley - Berkeley Changemaker Certificate of Completion
  • [May 2024] [link] UC Berkeley - Sutardja Center Certificate in Entrepreneurship & Technology

Contact Me

If you are interested in my project or have any cooperation opportunities, please feel free to contact me at any time.

Information

Email Address

deheng7733@gmail.com

Location

San Francisco

Social Media

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