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Castle is hiring a
Senior Detection Engine Engineer

About Castle

Castle is a YC-backed Series A startup helping companies like Canva, Atlassian, and Rockstar Games fight fraud and abuse. They are building modern, AI-powered bot detection and abuse prevention tech, with a focus on real-time protection and behavioral intelligence.

Job Description

You'll build and scale the core infrastructure behind our detection logic—rule engines, fingerprinting pipelines, and high-speed signal ingestion. Integrating AI-driven detection and auto-adaptive logic that reacts in real time. If you enjoy real-time systems, security, and automation, this is a highly technical role that’s at the core of our detection stack. Perfect if you’ve worked in security, data pipelines, or real-time analytics and want to outsmart fraudsters.

Remote

Remote Conditions

Fully remote from Europe/EMEA timezone

Salary

Not Specified

Benefits

US salaries globally, Flexible hours, Unlimited PTO, Paid parental leave

Tech Tags

AI Driven DetectionData PipelinesReal Time AnalyticsSecurity

Senior Role

Date Listed

03 April, 2025 (12 months ago)
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