170K–235K USD / year
Senior Backend Engineer, Integrations
BackendRemote — US
Published on 2026-09-28
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About this role
As a Senior Backend Engineer, you will be part of the Platform Integration Team, focusing on enhancing the NodeZero platform through building APIs, integration solutions, and ensuring production reliability. This role involves significant technical leadership and cross-functional collaboration in a cybersecurity product environment.
About the company
Horizon3.ai is a technology company specializing in cybersecurity solutions, focusing on automated penetration testing and threat detection for enterprises. They provide a range of services aimed at enhancing security posture and risk management for organizations across various sectors.
The team
Platform Integration Team
Stack
GraphQLAWSDockerKubernetesKafka
What you'll do
- Design and implement backend APIs in GraphQL
- Build and extend the Integration Router
- Ensure production reliability for API and integration services
- Contribute to the MCP platform and OAuth proxy layer
- Mentor junior and mid-level engineers
What we're looking for
- Bachelor's Degree in Computer Science or related field
- 7+ years of experience in software engineering
- Experience with modern programming languages like Python or Go
- Experience with cloud platforms (AWS, Azure, GCP)
Nice to have
- Expert proficiency in SQL
- Experience building GraphQL backends
- Experience with public API platform design
- Familiarity with OAuth/OIDC
Benefits
- Inclusive team culture
- Growth opportunities
- Hybrid & remote work options
- Competitive salary and equity package