Hello! I'm Katrina (Sirui Ni)
Data Science & Information Science
Senior
@ UW–Madison 
I focus on:
Applied Data Science + UI/UX Design
About Me
I enjoy turning abstract ideas into something people can actually use.
I’m interested in:
- Data Visualization
- Website design
- Human-centered technology
I learn best by building!
Here are some tools I'm most familiar with:
Data & Visualization
Excel · pandas · ggplot2
matplotlib · Tableau
Web Development
HTML · CSS · JavaScript
Digital Workflow
Microsoft 365
Google Workspace
SharePoint · Power
Automate · Forms
Programming & Data
Python · R · SQL · Java
AI Learning
ChatGPT · Cursor
Claude · Codex