Senior Web Browser Researcher

📋 Description

• Lead independent technical research into browser behavior and identification techniques
• Research novel device-identification, visitor-identification, Smart Signals, and bot-detection
• Evaluate research findings against real-world constraints including performance budgets, execution
• Design and conduct experiments, analyze supporting data, and deliver clear recommendations with
• Stay involved throughout implementation by reviewing engineering changes, clarifying research
• Build and maintain automated research tooling, including observers, fuzzers, and scrapers, to

🎯 Requirements

• Deep understanding of web platform fundamentals, browser internals, and web security concepts
• Strong proficiency in JavaScript and the ability to read, understand, and navigate code written in
• Solid knowledge of web networking fundamentals
• Demonstrated ability to uncover and explain undocumented behavior in web technologies, APIs, and
• Experience independently driving research from an initial idea through experimentation, validation
• Ability to design and execute experiments using real-world traffic and analyze large-scale datasets

🎁 Benefits

• Competitive salary: $174,000–$235,000 annually for US-based employees, depending on location
• Location-based compensation: Example ranges include $204,000–$235,000 in New York City and
• Fully remote work: Join a globally distributed, remote-first team, with the ability to work from
• Meaningful technical impact: Help shape advanced device-identification and fraud-detection
• Research and innovation: Work on challenging, open-ended problems involving browser internals, web
• Professional growth: Opportunities to mentor peers, participate in technical reviews, and