Senior Software Engineer, Application Security

Job summary

Responsibilities

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…

• 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

What they're looking for

• Have 5+ years of hands-on application security engineering experience
• Expertise in secure software development practices, including threat modeling, secure code review, and vulnerability assessment
• Strong software engineering background with ability to review code across multiple languages and frameworks commonly used in AI/ML applications
• Experience implementing application security testing tools and integrating security into CI/CD pipelines
• Knowledge of OWASP Top 10, common application vulnerabilities, and modern application security frameworks

Tech stack

• GCP