Horizon3.ai
51 - 200 employees
Founded 2019
🔒 Cybersecurity
🤖 Artificial Intelligence
☁️ SaaS
Cybersecurity • Artificial Intelligence • SaaS
Horizon3. ai is a cybersecurity company that specializes in autonomous penetration testing through its platform, NodeZero. The company's mission is to proactively identify and address attack vectors before they can be exploited, allowing organizations to continuously assess their security posture across various environments including cloud, IoT, and on-premises systems. Founded by veterans from the US Special Operations and National Security sectors, Horizon3. ai offers a self-service SaaS solution that provides organizations with insights into their security vulnerabilities without requiring persistent or credentialed agents.
Senior Software Engineer, Browser Automation
🕒 June 23
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Horizon3.ai
51 - 200 employees
Founded 2019
🔒 Cybersecurity
🤖 Artificial Intelligence
☁️ SaaS
Cybersecurity • Artificial Intelligence • SaaS
Horizon3. ai is a cybersecurity company that specializes in autonomous penetration testing through its platform, NodeZero. The company's mission is to proactively identify and address attack vectors before they can be exploited, allowing organizations to continuously assess their security posture across various environments including cloud, IoT, and on-premises systems. Founded by veterans from the US Special Operations and National Security sectors, Horizon3. ai offers a self-service SaaS solution that provides organizations with insights into their security vulnerabilities without requiring persistent or credentialed agents.
📋 Description
• Help us grow and harden our browser automation and crawling engine • Advance our browser-driven crawler using Playwright and Stagehand • Tackle modern web app challenges: SPA routing, multi-step flows, etc. • Extend agentic login and authentication capabilities • Improve crawl coverage, determinism, and throughput • Collaborate with attack-team engineers to shape application maps
🎯 Requirements
• Experience building production software, with deep hands-on experience in browser automation (Playwright, Puppeteer, or Selenium) • Strong TypeScript / Node.js skills • A track record of dealing with flaky, stateful, JavaScript-heavy apps • Solid instincts for distributed/concurrent systems • A bias toward determinism and debuggability • Ownership mentality
🏖️ Benefits
• Health, vision & dental insurance for you and your family • Flexible vacation policy • Generous parental leave • Growth opportunities • Innovative culture
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