Overview HackerOne is a global leader in offensive security solutions. Our HackerOne Platform combines AI with the ingenuity of the largest community of security researchers to find and fix security, privacy, and AI vulnerabilities across the software development lifecycle. The platform offers bug bounty, vulnerability disclosure, pentesting, AI red teaming, and code security. We are trusted by industry leaders like Amazon, Anthropic, Crypto.com, General Motors, GitHub, Goldman Sachs, Uber, and the U.S. Department of Defense. HackerOne was named a Best Workplace for Innovators by Fast Company in 2023 and a Most Loved Workplace for Young Professionals in 2024. HackerOne is at a pivotal inflection point in the security industry. Offensive security is no longer optional - it is the standard for forward-thinking companies that want to build trust and resilience in a world where AI-driven innovation and adversaries are moving faster than ever. With the industry shifting, HackerOne stands apart: we combine the ingenuity of the largest security research community with a best-in-class AI-powered platform, trusted by the world's top organizations. Values HackerOne is dedicated to fostering a strong and inclusive culture. HackerOne is Customer Obsessed and prioritizes customer outcomes in our decisions and actions. We Default to Disclosure by operating with transparency and integrity, ensuring trust and accountability. Employees, researchers, customers, and partners Win Together by fostering empowerment, inclusion, respect, and accountability. Location: Groningen, Netherlands (2 or 3 days per week in the office). Responsibilities Positioned as the technical lead for a variety of challenging projects within the Bug Bounty product line, collaborating with seniors, product managers, and designers to build features for the community and customers. Lead projects with stakeholders, designers, and product leaders; interact with a vibrant community of security researchers and hackers. Build, ship, and maintain highly available, performant features focused on hacker-facing areas of the platform. Collaborate with the team to deliver key results for impactful objectives and participate in cross-squad initiatives. Mentor and be mentored by other engineers; identify and spearhead new initiatives and improve code bases. Apply AI and LLMs to real business functionality; push the boundaries of AI-driven features while staying ahead of industry developments. Minimum Qualifications 8+ years of development experience within a SaaS environment. Experience with dynamically typed, OOP languages such as JavaScript, Objective-C, PHP, Python, or Ruby. Practical SQL experience (5+ years, PostgreSQL preferred). Practical experience with React JS or similar libraries. Experience leading technical projects through all phases of the Software Development Lifecycle. GenAI experience. Preferred Qualifications Ruby on Rails (2+ years of experience). React JS (2+ years of experience). GraphQL. Amazon Web Services. Ability to coordinate efforts around new initiatives with senior engineers and product managers. Compensation Salary: 90,000 - 110,000 Offers equity
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