3x founder
Regina Lin
Cofounder & CEO @Thirdlayer | Harvard Math & CSE
2025Co-founder· ThirdLayer
Founder · since 2017Company
ThirdLayer
Role
Co-Founder
current
Stage
—
no public source
Raised
—
no public source
Based
—
Founder / co-founder — the company's markEmployee / research role
Source: LinkedIn work historyProfile coverage5 of 7 · missing posts, contact
Experience
Career
2025ThirdLayer
Co-founderCo-Founder · 2025 – Present
- 2023
various financial firms
tech investing · 2023 – 2024
2023Stealth Startup
Co-foundercofounder · 2023 – 2024
2022Harvard University
Math 152 (discrete mathematics) · Cambridge, Massachusetts, United States · 2022 – 2024
2022Bazar
Product · 2022 – 2023
2017Epoch Performing Arts
FounderFounder · 2017 – 2022
Bio
Regina is the co-founder & CEO of Dex. She studied Mathematics with a concurrent master's in Computational Science at Harvard (dropped out). She previously co-founded Contour AI, a devOps tool for LLM evaluation, helped build the MVP an ecommerce marketplace with 40K+ customers and worked in various tech investment roles.