JavaScript Software Engineer

Job Summary

A company is looking for a JS Agent Software Engineer to lead the development of browser-based technologies.

Key Responsibilities

• Build and maintain a TypeScript/JavaScript agent for device identification and risk assessment
• Contribute to a widely-used open-source project with significant monthly usage
• Optimize code for performance and resilience while collaborating with cross-functional teams

Required Qualifications

• Expert-level experience in JavaScript and TypeScript, particularly in browser contexts
• Deep understanding of browser APIs, DOM behavior, and anti-debugging techniques
• Proficiency with build tools like Webpack or Rollup, including code obfuscation
• Experience with modern testing frameworks such as Jasmine or Jest
• Familiarity with security principles and adversarial engineering practices