Minjun Yoo is an undergraduate student in Mathematics Education at Seoul National University (Class of 2023) and an Undergraduate Intern at IMSI Research Lab. After completing his mandatory military service, he returned to his studies as a second-year student and continues to combine mathematical thinking, public data, and practical software development.
Building Cooler Routes with Geuneulro
Minjun created Geuneulro, a shade-aware navigation app that helps pedestrians find more comfortable routes during hot weather. Built rapidly from public data, the app drew nationwide attention for translating an everyday problem into an accessible mobile service.
Education
- B.Ed. in Mathematics Education (expected)
Seoul National University, March 2023 – March 2028
Interests
- Public-Data Applications
- Human-Centered AI
- Mobile Product Development
- Mathematics Education
Geuneulro
InstagramUpdates from the Geuneulro team
Android AppGoogle Play
iOS AppApple App Store
Join the TeamRecruitment information
Selected Media
- You Quiz on the Block, Episode 358 — the story behind creating a shade-navigation app after returning from military service.
- SBS News feature — public data, rapid prototyping, and the nationwide response to Geuneulro.
- KBS News — broadcaster page for his KBS coverage, including 사사건건; an exact official clip link was not publicly indexed at the time of this update.
Recent Publications
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