GoKawiilYC-backed SubImage seeks founding engineer in San Francisco to build security graph tools
SubImage, a seed-stage startup from YC's Winter 2025 batch built on the open-source Cartography project originating at Lyft, is hiring a founding engineer in San Francisco. The four-person team maps infrastructure like an attacker would to help security teams at scale-ups and enterprises identify and remediate vulnerabilities, and says demand from customers is growing quickly.
GoKawiil's interpretation of the reporting above, not reported fact.
The hire signals early traction for a startup tackling a hard, unsolved problem in security: contextualizing vulnerabilities across complex infrastructure graphs and validating automated fixes without breaking systems. Its reliance on Cartography, now a CNCF project used at 70+ companies, shows how open-source security tooling can seed commercial ventures addressing real-time attack detection and compliance tracking.
- SubImage, a YC W25 startup, is hiring a founding engineer for its four-person San Francisco team.
- The company builds on Cartography, an open-source infrastructure-mapping tool originally created at Lyft and now under CNCF.
- Its core challenges include vulnerability triage, real-time attack mapping, resource ownership detection, and AI-driven security fix validation.
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Published there as: “SubImage (YC W25) Is Hiring a Founding Engineer in SF”
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