Principal Software Engineer (Browser Extension)

Cyberhaven Inc.

Job Overview

Location

Remote

Job Type

Full-time

Full Job Description

📋 Description

• 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.

🎯 Requirements

• 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.

🏖️ Benefits

• Competitive salary and benefits package.
• Opportunity to work with a cutting-edge technology and contribute to the future of data security.
• Collaborative and dynamic work environment with a diverse team of experts.

Skills & Technologies

JavaScript

TypeScript

Senior

Remote

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Cyberhaven Inc.

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About Cyberhaven Inc.

Cyberhaven Inc. provides data detection and response (DDR) software that traces the lineage of sensitive enterprise data across endpoints, cloud, email and SaaS apps. The platform maps how files flow through an organization, monitors real-time usage and prevents or remediates unauthorized sharing, exfiltration or ransomware encryption. Built on graph analytics and lightweight sensors, it classifies intellectual property, PII and regulated content without predefined rules, enforcing least-privilege policies and accelerating incident investigation for security teams in large, regulated industries.

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