Senior Software Engineer, Application Security

About the Role

Lead the application security strategy and implementation for Decagon AI's conversational platform that serves enterprise customers at scale. You'll partner with engineering teams to build security directly into our AI-powered applications, ensuring protection against application-layer threats while maintaining the performance and reliability our customers expect. This role offers the opportunity to apply deep application security expertise to AI systems and shape security practices across our rapidly growing engineering organization.

In this role, you will

• Design and implement application security controls across our AI agent platform, including secure coding practices, threat modeling, and vulnerability management.

• Collaborate closely with product engineering teams to integrate security throughout the software development lifecycle, from design, coding, PR, and deployment

• Establish application security testing programs including static analysis (SAST), dynamic analysis (DAST), and interactive testing (IAST) tailored for AI applications

• Lead security code reviews and architecture assessments for new features, with special focus on AI model integration points and customer data handling

• Build security tooling and automation to enable developers to identify and remediate vulnerabilities quickly while maintaining development velocity

• Respond to security incidents involving application vulnerabilities, coordinating remediation efforts and post-incident improvements