Senior Backend Engineer - Onboarding & Provisioning (Remote)

Horizon3; United States; Remote; USD 199,000 - 235,000; Full time

Benefits offered by this job

Inclusive Team

Growth Opportunities

Innovative Culture

Hybrid & Remote Work

Competitive Compensation

Job summary

Horizon3 is seeking a Senior Backend Engineer to lead onboarding and provisioning workflows for the NodeZero platform. You will implement activation paths, entitlements, and partner-related flows, ensuring reliable, scalable backend services and strong production readiness.

Join a fully remote team with hybrid options. Expect collaboration with Licensing, Product, and Customer teams, plus ownership of end-to-end activation from purchase to first pentest.

Qualifications

• Bachelor’s degree in Computer Science, Computer Engineering, or related field or equivalent practical experience.
• 7+ years of professional software engineering experience building and operating backend services.
• Experience designing APIs, data models, or distributed workflows for production systems.
• Strong SQL and relational database experience, plus experience with a cloud platform such as AWS, GCP, or Azure.
• Experience with Docker or other containerized applications and a strong foundation in testing and production operations.
• Ability to own complex work, communicate clearly, and collaborate across engineering and Product teams.

Responsibilities

• Design, build, and operate backend services and workflows that provision customer accounts and assets and activate entitlements.
• Own projects from technical design through testing, release, observability, and production support.
• Build reliable asynchronous workflows with safe retries, idempotency, error handling, and recovery from partial failures.
• Improve monitoring and troubleshooting for provisioning and activation; investigate failures and address root causes.
• Partner with licensing, administration, Product, and customer-facing teams to deliver a consistent activation path.
• Write tests, design documentation, runbooks, and operational guidance; use rollout practices for safe changes.
• Contribute to design and code reviews and support teammates through technical problem solving.

Skills

Ownership

Distributed workflows

Communication

Attention to detail

Concurrency management

Education

Bachelor’s degree or equivalent practical experience in CS/Engineering

Tools

Python

Go

PostgreSQL

GraphQL

AWS

Kubernetes

Temporal

Prefect

Datadog

Job description

Horizon3 is seeking a Senior Backend Engineer to lead onboarding and provisioning workflows for the NodeZero platform. You will implement activation paths, entitlements, and partner-related flows, ensuring reliable, scalable backend services and strong production readiness.

Join a fully remote team with hybrid options. Expect collaboration with Licensing, Product, and Customer teams, plus ownership of end-to-end activation from purchase to first pentest.