Security Engineer

About this role

Coinflow seeks a Security Engineer to build and operate their security infrastructure as they scale their AI-powered payments platform. You'll own SIEM operations, run continuous penetration tests, manage vulnerabilities, and embed security into their development lifecycle while partnering with engineering and compliance teams.

What you'll do

• Stand up and operate SIEM with real-time security dashboards for alerts, anomalies, and audit trails
• Conduct continuous internal penetration testing across APIs, infrastructure, and SDKs using AI-native tooling
• Own vulnerability lifecycle including CVE triage, dependency management, and patch automation
• Define secure-by-default patterns and integrate SAST/DAST/secret scanning into CI pipelines
• Produce compliance artifacts and controls for PCI DSS, SOC 2, ISO 27001, and DORA audits
• Collaborate with engineering to make the secure development path fast and frictionless

What they're looking for

• Offensive security and penetration testing (web, API, cloud, infrastructure)
• SIEM operation and dashboard development (Datadog, Splunk, Elastic, Panther, or similar)
• TypeScript/Node with fluency in Rust, Go, or Python
• Vulnerability management and software composition analysis (SCA) tools
• AI-native security tooling (Claude Security, Claude Code, or equivalent)
• Secure SDLC design and threat modeling
• Fintech/payments regulatory experience (PCI DSS, SOC 2, ISO 27001)

Benefits

• Base salary: $145,000–$195,000 USD
• Equity grant to share in company success
• Health and wellness benefits
• 401(k) savings plan