HackerOne · 3 months ago
Senior Software Applied AI Engineer
United States
Full-time
Remote
Senior Level
$170K/yr - $250K/yr
5+ years expHackerOne is a global leader in offensive security solutions, combining AI with the ingenuity of a large community of security researchers. The Senior Software Applied AI Engineer will develop cutting-edge AI-powered security solutions to protect organizations from emerging threats, working directly on the AI platform and contributing to the AI security agent 'Hai'.
Artificial Intelligence (AI)ComputerCyber SecurityGenerative AIInternetNetwork Security
No H1B
Responsibilities
Build and evolve our autonomous AI security agent “Hai” with capabilities to plan, reason, and take secure actions including vulnerability detection, threat intelligence generation and automated security analysis
Build and enhance our AI security agent "Hai" to provide instant security insights, natural language query processing, and actionable recommendations for security teams
Develop AI red teaming agents and frameworks that help identify vulnerabilities in large language models, generative AI systems, and applied AI deployments
Collaborate with product teams to integrate AI capabilities that enhance vulnerability discovery, validation, and remediation
Create APIs and integrations that enable seamless interaction between AI models, security tools, and the broader HackerOne ecosystem
Partner with cross-functional teams including Product, Security Research, and Customer Success to translate AI innovations into customer-facing security solutions
Integrate emerging agentic frameworks and LLM-based orchestration tools (e.g., LangChain, Semantic Kernel, AutoGen, OpenAgents) to power stateful AI agents with access to security tools, APIs, and third-party systems
Stay current with emerging AI security threats, research cutting-edge AI safety techniques, and contribute to the development of industry-leading AI security standards
Qualification
Required
5+ years of experience as a software engineer
Experience building production-grade AI platforms and infrastructure that support multiple AI product teams and applications
Strong hands-on experience with large language models (LLMs), generative AI, and machine learning frameworks (TensorFlow, PyTorch, Transformers) in production environments
Expertise in AI platform engineering including model deployment, MLOps pipelines, model serving infrastructure, and shared AI services architecture
Solid understanding of AI safety and alignment principles, including responsible AI development, bias mitigation, and ethical AI practices
Preferred
Experience building AI development platforms, model registries, experimentation frameworks, and tools that accelerate AI product development across organizations
Familiarity with frameworks like ReAct, AutoGen, or Semantic Kernel for agentic orchestration
Experience in agent action routing, secure tool usage APIs, and feedback loops for autonomous agents
Knowledge of prompt engineering, fine-tuning techniques, retrieval-augmented generation (RAG), and advanced LLM optimization strategies
Background with cloud-based AI/ML services (AWS Bedrock, GCP Vertex AI, Azure ML) and containerization technologies for AI workloads
Familiarity with Ruby on Rails, GraphQL, React, and experience integrating AI capabilities into existing web applications and APIs
Benefits
Health (medical, vision, dental), life, and disability insurance*
Equity stock options
Retirement plans
Paid public holidays and unlimited PTO
Paid maternity and parental leave
Leaves of absence (including caregiver leave and leave under CO's Healthy Families and Workplaces Act)
Employee Assistance Program
Flexible Work Stipend
Company
HackerOne
A global leader in Continuous Threat Exposure Management—uniting AI and human intelligence to find, validate, and eliminate vulnerabilities.
201-500 employees
Funding
Current Stage
Late StageTotal Funding
$159.4MKey Investors
GP BullhoundValor Equity PartnersDragoneer Investment Group
2022-04-28Series Unknown
2022-01-27Series E· $49M
2019-09-08Series D· $36.4M
Leadership Team
Kara Sprague
Chief Executive Officer
Jobert Abma
Co-founder, Distinguished Engineer
Recent News
2025-12-16
Security Week
2025-11-10
2025-11-01
Company data provided by crunchbase