Data Science @ Metropolitan State University | GPA: 4.0 | Two-Time 1st Place State Winner
I find the blind spots in systems and build working tools to fix them — healthcare access gaps, unfair team dynamics, unverified contributions. Not just analysis. Deployed products people can use.
73 repositories | 15+ shipped apps | Portfolio
A three-app product loop covering the full lifecycle of a team: FORM a team → RUN it healthily → PROVE who contributed. No sign-up, no cost, demoed live at AI Magic Night (July 2026).
| App | What it does | Live demo |
|---|---|---|
| Team Doctor | Diagnoses team health in 10 seconds — ownership clarity, red flags, next move | Open app |
| TeamUp | Skill-based team matching + guided kickoff with working agreements | Open app |
| Clearwork | Log deliverables, peer confirmation, balance analysis, verified resume cards | Open app |
Built with pure Python + Streamlit. All health checks are deterministic — no LLM, no API key, nothing that can hallucinate.
| Project | What it does | Links |
|---|---|---|
| Airbnb EDA Playbook | Real-world EDA playbook for the Twin Cities Airbnb market — interactive charts, geographic analysis, pricing trends | Dashboard |
| Twin Cities Airbnb | MSP Airbnb exploratory analysis — dual-track Python-vs-R scaffold with neighborhood-level pricing and host insights | Dashboard |
| Developer Skills Analysis | IBM Capstone — 70k+ record pipeline analyzing global tech trends with Python, SQL, and Power BI | GitHub |
| Supply Chain AI Agents | AI-powered inventory management with predictive analytics for demand forecasting and stock optimization | GitHub |
BYOK architecture — deterministic cores with optional AI layers. No API cost by default.
| App | What it does | Links |
|---|---|---|
| ZeroCode Career Coach | 3 LLM agents + deterministic orchestrator for ATS scoring, resume tailoring, voice mock interviews. Runs local on Ollama | Open app |
| JiuZuoShu (久坐舒) | TCM self-care app for desk workers — 9-constitution quiz, daily routines, stretch reminders | Open app |
| Communicator's Dojo | Tri-pane offline communication-skills coach — Speech Coach, Scenario Builder, Thought Organizer | GitHub |
| MedInterp | EN-ZH medical interpreter training PWA — rules-based stress engine + CMUdict pronunciation verifier | Open app |
Pure HTML/CSS/JS solving daily computer-time pain points. Browser-based, no sign-up, installable as PWAs. Deployed on Cloudflare Pages.
| App | What it does | Live demo |
|---|---|---|
| FocusStone | Pomodoro timer with 12 guided stretches, voice reminders, break planner, optional ESP32 physical button | Open app |
| FlowTime | Adaptive focus timer — schedules work/rest around cognitive load. Classroom + Solo modes | Open app |
| FlowMove | Turns every break into a guided stretch/eye-care routine matched to sore areas + break length | Open app |
Self-contained offline study sites hosted on Cloudflare. No frameworks, no backend.
| Site | What it covers | Live site |
|---|---|---|
| STAT 353 | SPSS methods — hypothesis testing, ANOVA, regression, chi-square. Interactive concept explorer + decision tree | Open site |
| STAT 301 | R-based statistics — linear algebra, calculus, LDA, gradient boosting. Same framework, R instead of SPSS | Open site |
| MinneMUDAC 2025 Playbook | Teaching site for the 2025 MinneMUDAC/BBBS data challenge — EDA/ETL/ML workshops in Python + R | Open site |
- 1st Place — HeatMap Hackathon (03/2026): Ranked #1 in the state for identifying geographic disparities in U.S. burn care access. Built the financial and geospatial engine — modeled state-level avoidable hospitalization costs, scored 498+ trauma centers as telemedicine hub candidates. (GitHub)
- 1st Place — Minnesota AGENT.AI Competition (10/2025): #1 in Retail Banking domain, Top 10 globally. Fraud Detection & Credit Default pipeline with imbalance-aware learning. IEEE ICHI 2026 Workshop invitee. (GitHub)
- Dean's List x 6 semesters | 5x Scholarship Recipient
Languages: Python, R, SQL, Java, JavaScript, HTML/CSS Data: Pandas, NumPy, Scikit-learn, TensorFlow, Spark, JMP, SPSS Visualization: Streamlit, Power BI, Tableau, Folium, Matplotlib, Seaborn Cloud & Infra: Snowflake, Databricks, AWS (EC2, S3), Cloudflare (Workers, Pages), Docker, Git AI/ML: LLM orchestration (Ollama, LangChain), multi-agent systems, NLP, computer vision (OpenCV, YOLO, LLaVA), prompt engineering
Let's connect: LinkedIn | Portfolio | feifeiusa30@gmail.com