Cyberhaven

Staff Software Engineer (Browser Extension)

Cyberhaven$130K — $155K *
US-AnywhereRemote in United States
Consumer Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • 5+ years of software engineering experience, with a minimum of 3 years in browser extension development.
  • Proficient in JavaScript/TypeScript, HTML/CSS, and modern web technologies.
  • Strong understanding of browser extension APIs, especially Chrome Extensions and Manifest V3.
  • Experience with secure coding practices and managing untrusted data.
  • Excellent communication skills and team collaboration abilities.

Responsibilities

  • Design and maintain a browser extension for multiple platforms including Chrome and Edge.
  • Implement security-compliant features that interact with web content and backend services.
  • Optimize browser extension performance across different user environments.
  • Collaborate with endpoint agent and backend teams for consistent functionality.
  • Stay updated on browser API and security standard changes.
  • Engage in code reviews and process improvement in development practices.

Benefits

  • Opportunity to work on innovative projects in data security.
  • Collaborative environment with cross-functional teams.
  • Exposure to cutting-edge technology in the security space.
  • Potential for professional growth alongside industry leaders.
  • Commitment to diversity and equal opportunity in hiring practices.
Full Job Description
About the Role

Our browser extension is a critical component of this vision, enabling visibility and control at the point where users interact with web applications. We're looking for an experienced engineer to help build and enhance our extension, ensuring it's secure, performant, and deeply integrated with our platform. You'll join our Browser Extension team and collaborate closely with both the endpoint agent and backend teams to deliver a seamless experience across devices and environments.

What You'll Do
  • Design, build, and maintain a robust browser extension for Chrome, Edge, and other major browsers using Manifest V3 and modern APIs.
  • Implement features that securely interact with web content and backend services, ensuring compliance with security best practices.
  • Optimize performance and reliability across diverse environments and user workflows.
  • Work closely with the endpoint agent and backend teams to ensure tight integration and consistent functionality across endpoints and services.
  • Stay ahead of evolving browser APIs, security standards, and extension ecosystem changes.
  • Participate in code reviews, testing, and continuous improvement of development processes.
Who You Are
  • 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

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.

About Cyberhaven

Cyberhaven is a cybersecurity company that provides data protection solutions for businesses. Their platform uses machine learning and artificial intelligence to detect and prevent data breaches in real-time. The company was founded in 2016 by cybersecurity experts from MIT and has received funding from top venture capital firms. Cyberhaven's technology is used by companies in various industries, including finance, healthcare, and technology.
Learn more about Cyberhaven
Size
10 employees
Industry
Founded
2016

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