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Horizon3Ai

Staff Technical Support Engineer (Web App)

Who can apply: US-based role. The employer has not said which states are eligible — confirm before applying.
Location as listed by the employer: “US, Remote”
Apply on Horizon3Ai's site ↗

Opens the employer's official application page.

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About this role

Horizon3Ai is hiring for a Staff Technical Support Engineer (Web App) role (full-time). See the official posting for full details.

Requirements

  • 8+ years of hands-on technical experience. The title on your resume matters less than what you've actually done. We'll take an SRE who built incident response tooling, a backend developer who ran production infrastructu…
  • Strong Linux fundamentals. You're comfortable on a command line, can troubleshoot a hung process on RHEL, understand SELinux, and don't need a GUI to be productive.
  • Container and Kubernetes experience. You've deployed and troubleshot containerized workloads. You know the difference between a CrashLoopBackOff and an ImagePullBackOff and what to do about each.
  • Cloud platform experience (AWS, Azure, or GCP). You understand IAM, networking (VPCs, security groups, firewalls), and have worked with Infrastructure as Code tools (Terraform, Ansible, or CloudFormation) -- not just re…
  • GraphQL and web application fluency. Our API is GraphQL. You can trace a request from a React frontend through the GraphQL layer to the backend, interpret query/mutation responses (including partial errors in a 200), an…
  • Database fundamentals. You can write SQL to investigate data issues, understand relational and NoSQL concepts, and ideally have exposure to graph databases -- our product maps attack paths and relationships that are nat…
  • Scripting ability in Python and Bash. You've built automation that other people actually use, not just one-off scripts for yourself.
  • Observability tool experience (Datadog preferred). You can search logs, build queries, read traces, and correlate signals across services to find where something broke.

Summarized from the employer's posting — check the full posting for every requirement.