Lead Senior Software Engineer, Browser Ext

Keeper Security provides cybersecurity software trusted globally, offering zero-trust and zero-knowledge security solutions for password management and privileged access management.
El Dorado Hills, CA, USA
Frontend
Staff Software Engineer
Remote
501 - 1,000 Employees
5+ years of experience
Cybersecurity

Description For Lead Senior Software Engineer, Browser Ext

Keeper Security is seeking a Lead Senior Software Engineer to join their Browser Extension team in a fully remote capacity. This role sits at the intersection of cybersecurity and modern web development, focusing on building and maintaining critical browser extension features that protect millions of users worldwide.

The position offers an opportunity to work with cutting-edge technologies including JavaScript, React, Redux, and Jest while contributing to a product that's published in 21 languages and used in over 120 countries. The ideal candidate will bring 5+ years of JavaScript expertise and 3+ years of React experience to lead development efforts in browser extension functionality.

As a key member of the Browser Extension team, you'll be responsible for designing and implementing secure, scalable features while ensuring optimal performance and user experience. The role demands strong technical leadership in frontend architecture, testing practices, and code quality maintenance.

Keeper Security stands out as a rapidly growing cybersecurity company, offering comprehensive benefits including medical/dental/vision insurance, 401(k) options, and generous PTO. The company's zero-trust and zero-knowledge security platform serves both individual users and enterprise clients, making this an opportunity to impact cybersecurity on a global scale.

This position is ideal for a senior engineer who is passionate about security, enjoys the challenges of browser extension development, and wants to work with a distributed team in an innovative, fast-paced environment. The remote work setup offers flexibility while maintaining high collaboration through modern development practices and team interaction.

Last updated a day ago

Responsibilities For Lead Senior Software Engineer, Browser Ext

  • Design, build, and maintain high-quality features for the Keeper Browser Extension
  • Work closely with product managers, UX/UI designers, and other engineers
  • Ensure highest standards for coding practices, including test-driven development
  • Analyze, improve, and optimize performance, reliability, and security
  • Review, maintain, and improve the current codebase
  • Actively engage in code reviews
  • Keep up to date with latest trends in web development
  • Help identify areas for process improvement

Requirements For Lead Senior Software Engineer, Browser Ext

JavaScript
React
TypeScript
  • 5+ years of experience in JavaScript development, including proficiency in core JavaScript concepts
  • 3+ years of experience with React, Redux, Jest, and TypeScript
  • Strong experience with browser extension development
  • Experience with modern web development tools and workflows
  • Solid understanding of frontend architectures
  • Experience with testing frameworks such as Jest
  • Ability to maintain and improve a large codebase
  • Strong problem-solving skills and ability to debug complex issues
  • Excellent communication skills
  • Bachelor's degree in Computer Science, Engineering, or related (preferred)
  • Experience with security technologies (preferred)
  • Experience with performance optimization for browser extensions (preferred)

Benefits For Lead Senior Software Engineer, Browser Ext

Medical Insurance
Dental Insurance
Vision Insurance
401k
  • Medical, Dental & Vision (inclusive of domestic partnerships)
  • Employer Paid Life Insurance & Employee/Spouse/Child Supplemental life
  • Voluntary Short/Long Term Disability Insurance
  • 401K (Roth/Traditional)
  • Generous PTO plan that celebrates commitment and seniority

Interested in this job?

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