Horizon3AI
Senior Backend Engineer, Integrations
$170K–$235K
US, Remote · Remote · Senior · Full-time · Posted Sep 28, 2026
- Experience
- 7+ years of professional software engineering experience.
- Education
- Bachelor's Degree in Computer Science, Computer Engineering, or a related field.
About the job
Build and operate customer-facing APIs, integration infrastructure, and AI-workflow capabilities for the NodeZero cybersecurity platform.
What you'll do
- Develop GraphQL APIs and evolve schemas, permissions, and multi-account query scoping.
- Build and operate reusable integration services and third-party security/IT connectors, including their production reliability.
- Contribute to the MCP platform and OAuth proxy, support agentic workflows, and mentor engineers.
What they ask for
- Bachelor's Degree in Computer Science, Computer Engineering, or a related field.
- 7+ years of professional software engineering experience using modern object-oriented or functional languages.
- Experience building production applications on cloud platforms (AWS, Azure, GCP) using Docker and Kubernetes.
Nice to have
- Hands-on GraphQL backend experience, including federated graphs and schema evolution.
- Experience with public API platforms, integration platforms, security/IT integrations, MCP or agentic frameworks, and production reliability.
Pay
$170,000 - $235,000 annually (base salary)
Tools
GraphQL, Python, Go, TypeScript, Java, Scala, C++, Docker
AI focus
Expand the customer-facing MCP server and agentic workflow capabilities, enabling customers to build AI-powered workflows using NodeZero data.
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