5+ years of software engineering experience, with at least 3 years focused on browser extension development
Strong proficiency in JavaScript/TypeScript, HTML/CSS, and modern web technologies
Deep understanding of browser extension APIs (Chrome Extensions, Manifest V3, etc.) and security implications of interacting with web content
Experience with secure coding practices and handling untrusted data
Bonus
Background in security tools, SaaS products, or endpoint technologies
Knowledge of Go for backend integration
Excellent communication skills and ability to work cross-functionally with product, design, and backend teams
Joining Cyberhaven means joining the team building Data Security for the Agentic Enterprise. Traditional tools fall short. Cyberhaven traces the full lifecycle of your data, adapting protection to changing context, so protection moves with the way people actually work, not against it. AI Changed Work. We Protect It
Backed by $250M from leading investors like Khosla and Redpoint, our team includes leaders who built industry-defining technologies at CrowdStrike, Palo Alto Networks, Meta, Google, and more. This role lets you shape the future of data security, working alongside people driven to protect workflows, not just data, for customers who cannot afford to slow down to stay safe
AI Tools Disclosure: As part of Cyberhaven's hiring process, we use recruiting tools that include AI-powered features to help with tasks like scheduling, note-taking, workflow automation, and other recruiting activities ("AI Tools"). The AI Tools may process information you provide during the application and interview process. When AI-assisted interview note taking is used, candidates are notified in advance and have the option to opt out of the AI-assisted interview note taking