Senior Backend Platform Engineer — GraphQL & Integrations (Remote)
NightDragon Acquisition Corp. · United States ·
- Seniority
- Senior
- Category
- Devops
Horizon3 is hiring a senior backend engineer for its Platform Integration Team to evolve the GraphQL-based API platform behind NodeZero, build a reusable Integration Router, and maintain security-tool integrations (SIEM, EDR, ticketing). Day to day: API/platform development, mentoring engineers, on-call for production systems, and expanding MCP/AI workflow capabilities.
Horizon3 is seeking a senior software engineer to join the Platform Integration Team. You will evolve our GraphQL-based API platform, build a reusable Integration Router, and maintain security-tool integrations across SIEM, EDR, and ticketing ecosystems. You will mentor engineers and share on-call responsibilities for production systems.
You will collaborate with product and security teams and help expand MCP functionality while enabling customers to build AI-powered workflows atop NodeZero data.