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HackerOne·Seattle, United States·onsite

Senior Software Engineer, Platform

Posted 6 days ago
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Ruby on RailsReact

About the role

What you'll do

  • Develop and enhance the cloud-based AI security platform, focusing on the AI agent Hai to improve vulnerability discovery and security workflows.
  • Design and implement core distributed system components including execution frameworks, memory services, and observability tools.
  • Collaborate cross-functionally with Product, Security Research, and Customer Success teams to translate customer needs into engineering solutions.
  • Leverage an AI-first mindset using tools like Claude Code and ChatGPT Enterprise to boost productivity in coding, documentation, and incident response.
  • Use data-driven decision making and first principles problem solving to validate AI model behavior and deliver scalable security solutions.

What you should know

  • This role requires working onsite one day per week in Seattle, Boston, DC, or Austin, supporting a hybrid work environment.
  • Candidates should be comfortable working on complex distributed AI/ML systems and integrating generative AI models into production.
  • Opportunity to work on cutting-edge AI security technology with a focus on responsible AI development and AI safety considerations.
  • The role offers exposure to cross-disciplinary teams and the chance to impact security for thousands of customers globally.
  • Competitive compensation includes equity, comprehensive benefits, and a culture that values change agility and data-driven decisions.

About the company

  • HackerOne is a global leader in Continuous Threat Exposure Management (CTEM) combining AI with a large security researcher community.
  • The company values customer obsession , transparency , and a culture where employees, researchers, and customers win together.
  • Recognized as a Most Loved Workplace for Young Professionals (2024) and noted for leadership in AI cybersecurity testing.
  • HackerOne serves high-profile clients including government agencies and Fortune 500 companies, emphasizing trust and resilience.
  • The company promotes a flexible work culture balancing remote work with regular onsite collaboration in major US tech hubs.

Key required skills

Cloud servicesDistributed systemsAI/ML integrationMLOpsRuby on RailsGraphQLReact

Summary generated from the original posting.