Senior Engineer, Back-End – Security Controls

🕒 August 27

🇺🇸 United States – Remote

💵 $199.8k - $270.3k / year

⏰ Full Time

🟠 Senior

🔙 Backend Engineer

👻 Ghost score 22%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Horizon3.ai

WebsiteLinkedInAll Job Openings

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

• Design and build dedicated normalizers for each EDR vendor • Develop core product features using ETL and GraphQL • Design and implement backend GraphQL APIs • Build and maintain ETL pipelines for efficient data processing and analytics • Own the security controls integration platform • Build live API pipelines and define internal schemas • Manage versioning, deprecations, fault tolerance, and integration health monitoring • Collaborate with the broader backend engineering team on scale and reliability work • Collaborate with frontend team members to present data clearly and improve user experience • Contribute to user-facing product launches, platform enhancements, and stability

🎯 Requirements

• Bachelor's Degree in Computer Science, Computer Engineering or related field • 7+ years of professional software engineering experience using modern object-oriented or functional languages • Experience with Python, Java, Go, Scala, C++, TypeScript, or similar languages • Experience building applications on AWS, Azure, or GCP • Experience with Docker and Kubernetes • Expert proficiency in SQL • Deep experience building and maintaining third-party API integrations at scale • Hands-on familiarity with EDR platforms and understanding of how SOC teams consume EDR data • Experience with ETL and GraphQL • Strong analytical and problem-solving skills • Strong technical documentation ability • Ability to communicate and collaborate with designers, developers, and product managers • Ability and interest in mentoring junior and mid-level engineers

🏖️ Benefits

• Equity package in the form of stock options for all full-time roles • Health, vision & dental insurance for you and your family • Flexible vacation policy • Generous parental leave • Career development opportunities • Inclusive and collaborative culture • Remote and hybrid work models depending on role and location