Security Researcher: Find Vulnerabilities & Build LLM Tasks

AfterQuery; España; On-site; EUR 90,000 - 110,000; Full time

Job summary

AfterQuery in Madrid is seeking a Fenrir Security Researcher to identify real vulnerabilities in private repositories and translate findings into challenge tasks for frontier LLMs. You will turn in-band approved vulnerabilities into difficulty-probed cybersecurity tasks for cutting-edge models.

The role centers on rigorous security research and collaboration with Fenrir contributors, with bonuses for referrals and milestones.

Qualifications

• Security research / vulnerability discovery experience.
• Fuzzing, crash triage and reading C/C++/Rust/Go codebases.

Skills

Security research

Fuzzing

Crash triage

Code reading (C/C++/Rust/Go)

Job description

AfterQuery in Madrid is seeking a Fenrir Security Researcher to identify real vulnerabilities in private repositories and translate findings into challenge tasks for frontier LLMs. You will turn in-band approved vulnerabilities into difficulty-probed cybersecurity tasks for cutting-edge models.

The role centers on rigorous security research and collaboration with Fenrir contributors, with bonuses for referrals and milestones.