Where does Xinwei He work?

Xinwei He is Founder of TraceRoot.AI.

What companies did Xinwei He found?

Xinwei He founded TraceRoot.AI.

Where did Xinwei He go to school?

Xinwei He studied at Stanford University (Master of Science - MS, Computer Science); University of Illinois Urbana-Champaign (Bachelor's degree, Mathematics and Computer Science).

Xinwei He

Founder

Founder at TraceRoot.AI

San Francisco, California, United States

FoundedTraceRoot.AI · YC

About

Xinwei He holds a degree in computer science from Stanford and has authored publications at major machine learning conferences. He previously worked as a research scientist at Meta and as a founding engineer at Kumo.AI, and has contributed to PyTorch Geometric as a core open-source contributor. He is the founder and CEO of TraceRoot.AI.

Founder at TraceRoot.AI YC S25

Intro paths

Xinwei went through Y Combinator (Summer 2025) — any YC alum in your network can reach them through the YC community.

Their group partner at YC was Jon Xu, General Partner at Y Combinator — the partner who ran TraceRoot.AI's batch and knows the company first-hand. YC profile ↗

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In turn, Xinwei can intro founders to TraceRoot.AI's investors below.

TraceRoot.AI's investors · 3

Berkeley FrontierBerkeley Imagination CapitalNew York · $100K – $150K checks Y CombinatorSan Francisco · $500K checks · since 2025

Experience

TraceRoot.AI (YC S25)Founder and CEOcurrent2025 — presentSouth San Francisco, California, United States
Kumo.AIFounding Engineer2022 — 2025Mountain View, California, United States
MetaMachine Learning Engineer2021 — 2022Menlo Park, California, United States
Stanford UniversityResearch Assistant2020 — 2021Stanford, California, United States
FacebookSoftware Engineer Intern2020Menlo Park, California, United States
FacebookSoftware Engineer Intern2019Greater Seattle Area
University of Illinois at Urbana-ChampaignResearch Assistant2017 — 2019Urbana, Illinois, United States

Skills & more

Transformers12AutoML4LLMMLOps1GNN6PySpark8PyTorch

From Xinwei's professional profile.

Frequently asked questions

Who is Xinwei He?: Xinwei He holds a degree in computer science from Stanford and has authored publications at major machine learning conferences. He previously worked as a research scientist at Meta and as a founding engineer at Kumo.AI, and has contributed to PyTorch Geometric as a core open-source contributor. He is the founder and CEO of TraceRoot.AI.
Where does Xinwei He work?: Xinwei He is Founder of TraceRoot.AI.
What companies did Xinwei He found?: Xinwei He founded TraceRoot.AI.
Where did Xinwei He go to school?: Xinwei He studied at Stanford University (Master of Science - MS, Computer Science); University of Illinois Urbana-Champaign (Bachelor's degree, Mathematics and Computer Science).