Staff Backend Engineer, Admin Experience

The role

You will provide technical leadership for NodeZero's account administration capabilities. You will shape services and APIs for user access, account controls, and authorization models while remaining hands-on in implementation.

What you will do

• Set technical direction for backend services and APIs supporting user access and administration workflows.
• Lead architecture and implementation of authorization and tenant boundaries.
• Remain hands-on in production code while guiding design decisions.
• Raise standards for API quality, testing, security, observability, and rollout practices.
• Partner with Product and adjacent teams to align interfaces.
• Mentor and influence engineers through design reviews, code reviews, and pairing.
• Help diagnose complex production issues and drive improvements.

Required qualifications

• Bachelor’s degree in Computer Science, Computer Engineering, or a related field, or equivalent practical experience.
• 8+ years of professional software engineering experience, including deep experience building production backend systems.
• Track record of leading technical direction or architecture for complex services, APIs, or platform capabilities.
• Strong experience with distributed or multi-tenant systems, data modeling, SQL, and production reliability.
• Ability to influence technical decisions across teams and communicate architecture and tradeoffs clearly.
• Experience mentoring engineers and improving the quality and consistency of engineering practices.
• Deep experience building backend services in a modern language such as Python, Go, Java, or TypeScript.
• Strong experience with SQL and relational data stores, API design (REST or GraphQL), and cloud-hosted production services.
• Experience with containerized services such as Docker and with testing and operational practices for customer-facing systems.

Nice to have

• Deep experience with RBAC, SSO, account hierarchies, delegated administration, auditability, or identity and access management.
• Experience with PostgreSQL, AWS, Kubernetes, feature flags, and observability tools such as Datadog, Prometheus, or OpenTelemetry.
• Experience in cybersecurity or a customer-facing SaaS platform with complex tenant models.

Benefits

• health, vision & dental insurance for you and your family
• flexible vacation policy
• generous parental leave
• equity package in the form of stock options

About the company

Horizon3 is a fast-growing, remote cybersecurity company dedicated to enabling organizations to proactively find, fix and verify exploitable attack vectors. Their flagship product is the NodeZero platform.