Horizon3AI
Senior Backend Engineer, Data & App Platform
$170K–$235K
US, Remote · Remote · Senior · Full-time · Posted Aug 28, 2026
- Experience
- 4+ years of software engineering experience.
- Education
- Bachelor's degree in Computer Science, Computer Engineering, or a related field, or equivalent practical experience.
About the job
Build and operate the Pentest Data Platform’s event-driven services, transforming NodeZero telemetry into reliable, queryable data for the cybersecurity platform.
What you'll do
- Design, operate, and evolve streaming and batch pipelines, data models, and shared processing infrastructure.
- Improve real-time asset identity and enterprise-scale data correctness, performance, and reliability.
- Maintain operational excellence through monitoring, incident response, on-call work, and technical reviews.
What they ask for
- Proficiency in Python, Go, or similar languages, with experience in large-scale production codebases.
- Production PostgreSQL experience, including schema design, migrations, and query performance at scale.
- Experience building and operating large-scale distributed services in AWS or comparable cloud, using containers and orchestration.
- Hands-on production observability tooling experience; bachelor’s degree in a related field or equivalent practical experience.
Nice to have
- Production experience with event-driven architectures or streaming platforms; Kafka strongly preferred.
- Experience migrating batch systems to streaming, decomposing monoliths, or working with analytical data platforms, ETL orchestration, or graph databases.
Pay
$170,000 - $235,000 annually (USD; base salary).
Tools
Python, Go, PostgreSQL, AWS, Docker, Kubernetes, Datadog, OpenTelemetry
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