Senior Software Engineer (AI / LLM experienced)

HackerOne is a global leader in Continuous Threat Exposure Management (CTEM) that combines the ingenuity of the largest security research community with a best-in-class AI-powered platform trusted by the world's top organizations.

Requirements

• 8+ years of software development experience within a modern SaaS environment
• Proficiency in dynamically typed, OOP languages such as JavaScript, Python, Ruby or similar languages
• 5+ years of practical SQL experience (PostgreSQL preferred)
• Experience working with cloud platforms (5+ years, AWS preferred)
• Hands-on experience with ReactJS or similar modern front-end frameworks
• Strong experience delivering AI-assisted features or agentic systems into production (or leading a substantial agentic initiative from prototype to reliable launch)
• Experience with agentic architectures (tool use/function calling, workflow orchestration, retrieval/RAG, human-in-the-loop)
• Experience with evaluation and data loops (golden sets, offline/online evals, experimentation, quality dashboards, regression monitoring)

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