Open to Full-Time Data / Business / Operations / Supply Chain Analyst Roles
Ray Li
Legal: Rui LiChinese name:李锐
Columbia University, Master of Science in Operations Research
Data Intern, Columbia University Office of Sustainability
Interested in how data analytics helps with significant decisions in the industries. Doing well with optimizing and analyzing the real world with good technical skills. Enjoying digging deeper inside the data to find the stories behind it.
{
"name": "Ray (Rui) Li",
"degree": "M.S. in Operations Research",
"school": "Columbia University",
"gpa": "3.95/4.00",
"graduating": "Dec 2026",
"based_in": "New York, NY",
"languages": [
"Chinese (Native)",
"English (Fluent)",
"French (Elementary)"
]
}Selected work
Featured Projects & Products
A shipped product and academic case studies, each with my specific contributions and results.
SaaS / Web ProductLiveRemember
Consumer SaaS · Collaboration
A shared journal for the people you keep: one private Space per couple, family, or friend group.
- Next.js 16
- React 19
- TypeScript
- +5
Academic ProjectData AnalyticsApr 2026 – May 2026Onboarding Email A/B Test
Applied Analytics
Designing and analyzing an experiment on personalized vs. generic onboarding emails for a B2B SaaS free trial.
- SQL
- Google BigQuery
- A/B Testing
- +2
Academic ProjectAI/MLJan 2026 – Apr 2026Predicting Startup Success from Investor Networks
Using funding-network features and graph ML to predict which US AI startups succeed, with a VC mentor.
- Python
- XGBoost
- GraphSAGE
- +3
Toolbox
Tech Stack & Core Competencies
- Languages & Analytics
- Python (pandas, NumPy, Matplotlib)
- SQL (BigQuery)
- R
- Excel
- A/B Testing
- Optimization & ML
- Gurobi
- Network Optimization
- XGBoost
- GraphSAGE
- CNNs
- BI & Visualization
- Looker
- Tableau
- Power BI
- Product & Web
- Next.js
- React
- TypeScript
- Tailwind CSS
- Supabase
- Vercel
- Git
- AI-Assisted Development
- Claude Code
- Prompt Engineering
- AI Product Testing