Senior Web Browser Researcher

To enhance the accuracy and stability of device identification and fraud detection products, the full-time remote Senior Web Browser Researcher will independently explore and validate new techniques in modern web browsers, overseeing findings from initial discovery through engineering implementation. Key responsibilities Independently research novel device-identification and bot-detection techniques across modern browsers Own findings end to end, assessing their actionability and delivering clear recommendations with impact estimates Build and maintain research tooling that surfaces new signals and detects browser platform changes automatically Required qualifications Deep understanding of web platform fundamentals, browser internals, and web security concepts Strong proficiency in JavaScript and ability to navigate code across multiple programming languages Proven ability to drive research from idea to validated, actionable results Recognized depth in at least one research area, with breadth across adjacent areas Clear communication of findings, impact, and trade-offs to engineering and product partners