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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.
CEO at TraceRoot.AIYC 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 ↗
In turn, Xinwei can intro founders to TraceRoot.AI's investors below.
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 CEO of TraceRoot.AI.
- What companies did Xinwei He found?
- Xinwei He founded TraceRoot.AI.
Founder mafias
Y Combinator mafia10,594
Also came through, then founded or led a company.
Stanford University mafia2,290
Also came through, then founded or led a company.
University of Illinois Urbana-Champaign mafia426
Also came through, then founded or led a company.
Meta mafia336
Also came through, then founded or led a company.
Meta mafia308
Also came through, then founded or led a company.
About this profile. Compiled from public sources — TraceRoot.AI's own website and public professional profiles — and summarised by Fundraising Fox; every fact is kept with where it came from. Spotted an error, or would rather not be listed? Email privacy@fundraisingfox.com · How we build profiles · Your rights