Senior Software Engineer, AI

HackerOne is seeking a Staff Software Engineer to join their AI Platform team, focusing on developing cutting-edge AI-powered security solutions. This role combines cybersecurity expertise with artificial intelligence to protect organizations from emerging threats. The position involves working directly on their AI platform and contributing to their in-platform AI security agent "Hai."

The ideal candidate will have 8+ years of software engineering experience with strong expertise in AI/ML technologies, particularly in building production-grade AI platforms and infrastructure. The role requires deep knowledge of large language models, generative AI, and machine learning frameworks, along with a solid understanding of AI safety and alignment principles.

Key responsibilities include building and evolving the autonomous AI security agent, developing AI red teaming frameworks, creating APIs for AI model interaction, and staying current with emerging AI security threats. The position offers competitive compensation ($170K – $253K plus equity) and comprehensive benefits including health insurance, unlimited PTO, and flexible work arrangements.

Located in Seattle, Washington, this remote position offers the opportunity to work with industry leaders like Amazon, Anthropic, GitHub, and the U.S. Department of Defense. HackerOne's culture emphasizes customer obsession, transparency, and winning together, making it an ideal environment for those passionate about combining AI innovation with cybersecurity.