Coinflow
Security Engineer
Chicago
Sponsorship not specified$145k-$195kDetected 68 days ago
TypeScriptPythonGoRustNode.jsCode ReviewDatadogCybersecurityPenetration TestingSIEMComplianceLeadership
About the role
- This role reports to the CTO and has a direct line into every part of the engineering org.
- You'll be hands-on with modern AI-native security tooling - we use Claude Security and Claude Code as force multipliers for internal pentesting, code review, and remediation.
- SIEM & SecOps Dashboard: Stand up and operate our SIEM.
Responsibilities
- Build out the SecOps dashboard that gives engineering, compliance, and leadership a real-time picture of our security posture - alerts, anomalies, auth events, infrastructure changes, and audit-ready evidence in one place.
- Document findings, drive remediation, and measure mean-time-to-fix.
- Own the vulnerability lifecycle end-to-end.
- Build the automation that keeps packages patched without breaking production - including Dependabot tuning, lockfile hygiene, and gated auto-merge for low-risk upgrades.
- We're hiring for a Security Engineer to own the day-to-day defensive and offensive security posture of Coinflow.
- You'll build the SecOps backbone, hunt for weaknesses in our own stack before anyone else does, and partner with engineering to keep our SDLC fast and secure.
- Vulnerability & Dependency Management: Own the vulnerability lifecycle end-to-end.
Requirements
- 4+ years in a security engineering, product security, or DevSecOps role, ideally at a fintech, payments company, or other regulated environment
- Experience with vulnerability management at scale: CVE triage, SCA tooling, dependency upgrade automation
- Comfort working with AI-native tooling (Claude Code, Claude Security, or similar) as a daily driver - or genuine excitement to start
Compensation
- Since our seed round in 2024, we've achieved 23x revenue growth and scaled to multi-billion-dollar annual transaction volume.
Benefits
- Use Claude Security and Claude Code to scale your coverage - automate reconnaissance, fuzzing, code review, and exploit development.
Company info
- About Coinflow
- Coinflow is the next-generation payment service provider revolutionizing global financial infrastructure with stablecoins, AI-driven fraud prevention, and instant settlement.
- Coinflow enables businesses to grow faster with instant settlement, fraud & chargeback indemnity, global pay-ins, multi-currency FX, and unified payouts.
- Founded in 2023, the company serves marketplaces, fintechs, remittance providers, gaming platforms, and ecommerce merchants worldwide.
- Since our seed round in 2024, we've achieved 23x revenue growth and scaled to multi-billion-dollar annual transaction volume.
- In response to this growth, Coinflow announced a $25M Series A https://coinflow.cash/blog/coinflows-series-a in October 2025-led by Pantera Capital, CMT Digital, Coinbase Ventures, Jump Crypto, and Reciprocal Ventures-accelerating our mission to power the world's fastest-moving businesses with innovative, reliable global payments.
- Coinflow is proudly headquartered in Chicago, IL.
- Learn more at coinflow.cash http://coinflow.cash.
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