Member of Technical Staff, Product Security

The role

This person will identify and eliminate security vulnerabilities across AI products and platforms. They will conduct offensive security testing, perform threat modeling, and build security tooling to secure new features.

What you will do

• Conduct hands-on penetration testing of new products and features.
• Identify security risks across agentic systems, MCP servers, code-generating agents, and AI-powered applications.
• Map attack surfaces and uncover authorization, authentication, and multi-tenant isolation vulnerabilities.
• Develop proof-of-concept exploits, validate findings, and retest remediation efforts.
• Partner with Engineering to identify and prevent security flaws before release.
• Conduct threat modeling, architecture reviews, and security-focused code reviews.
• Analyze complex codebases to trace vulnerabilities to their root cause.
• Translate recurring vulnerabilities into secure development standards and automated security checks.
• Build security tooling and integrate preventive controls into development and CI/CD workflows.
• Own security findings from discovery through remediation.

Required qualifications

• 5+ years of hands-on experience in product security, application security, penetration testing, or vulnerability research.
• Proven track record of independently discovering and exploiting real vulnerabilities through application security work, bug bounty programs, or security research.
• Deep understanding of web application and API security, including authentication, authorization, and multi-tenant isolation.
• Strong ability to read and analyze modern codebases, identify root causes, and collaborate with engineers on remediation.
• Experience conducting threat modeling, secure design reviews, and hands-on penetration testing.
• Proficiency in scripting or programming languages such as Python, JavaScript, TypeScript, or Go.
• Familiarity with cloud infrastructure, containers, and modern application architectures.
• Ability to translate security findings into scalable engineering controls and automated checks.
• Strong technical judgment, independent problem-solving skills, and a proactive approach to identifying security risks.

Benefits

• Medical, dental, and vision insurance
• Competitive 401(k) retirement plan with company matching
• Stock option program

About the company

Higgsfield AI is a generative AI company building AI-powered video creation and next-generation creative tools. It has 30M+ users worldwide and powers 390 of Fortune 500 brands.