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About
Javier Sanchez is cofounder at Rebolt. Previously, he was a founding engineer at Stack AI, an enterprise AI platform, where he built core product features and recruited engineering talent through the company's growth from seed to Series A. He has also worked as a software engineer at Ubuntu and as a software team lead at UPM Racing, where he developed a LiDAR perception system. He holds a BS in Computer Science and Telecom Engineering from UPM.
CTO at ReboltYC W25
Intro paths
Javier went through Y Combinator (Winter 2025) — any YC alum in your network can reach them through the YC community.
Their group partner at YC was Tom Blomfield, Monzo and GoCardless co-founder; Y Combinator partner on leave and Anthropic compute-team member. — the partner who ran Rebolt's batch and knows the company first-hand. YC profile ↗
In turn, Javier can intro founders to Rebolt's investors below.
Rebolt's investors · 6
Co-founders at Rebolt
Frequently asked questions
- Who is Javier Sanchez?
- Javier Sanchez is cofounder at Rebolt. Previously, he was a founding engineer at Stack AI, an enterprise AI platform, where he built core product features and recruited engineering talent through the company's growth from seed to Series A. He has also worked as a software engineer at Ubuntu and as a software team lead at UPM Racing, where he developed a LiDAR perception system. He holds a BS in Computer Science and Telecom Engineering from UPM.
- Where does Javier Sanchez work?
- Javier Sanchez is CTO of Rebolt.
- What companies did Javier Sanchez found?
- Javier Sanchez founded Rebolt.
Founder mafias
Y Combinator mafia10,594
Also came through, then founded or led a company.
Universidad Politécnica de Madrid mafia81
Also came through, then founded or led a company.
Canonical mafia10
Also came through, then founded or led a company.
StackAI mafia4
Also came through, then founded or led a company.
About this profile. Compiled from public sources — Rebolt'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