Senior Software Engineer, Agentic Systems

Horizon3
United States
Full Time
Remote
Senior
USD 169,000 – 208,000
Software Information Technology Telecommunications

Posted 1 week ago

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Excellent 4.7

Job summary

Seeking a Senior Software Engineer to develop autonomous cybersecurity agents leveraging expertise in Python, large language models (LLMs), and application security. Responsibilities include building reliable, scalable agent systems, managing inference models, and implementing evaluation and validation tools to ensure no false positives in production.

Responsibilities

Build and evolve the agent harness and orchestration to turn LLMs into reliable autonomous web application penetration testers. Own the evaluation infrastructure and manage LLM inference in production to ensure production-safe, zero-false-positive results.

Qualifications

Agent Building Application Security Benchmarking Evaluation Testing Graph Data Models LLM Model Optimization Prompt Engineering Python Web Security

Requires 5+ years of production software experience with strong Python skills and a proven track record of building reliable LLM-powered agents. Candidates must have experience with evaluation harnesses and a deep understanding of software fundamentals and observability.

English

Benefits

  • Health Insurance
  • Vision Insurance
  • Dental Insurance
  • Flexible Vacation Policy
  • Parental Leave
  • Equity Package
  • Stock Options

Company

Horizon3

Horizon3

linkedin
Computer and Network Security
Location
United States

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Excellent 4.7
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