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Keeper Security

Zero-knowledge data protection platform

Senior Frontend Software Engineer - Web Vault

Frontend EngineeringConfirmed live in the last 24 hours
Full-time

About the Job

Requirements

  • At least 7 years of professional software engineering experience, with a strong focus on frontend or web application development.
  • Strong expertise in React, Redux, and JavaScript/TypeScript.
  • Strong understanding of modern frontend architecture, state management, and component design.
  • Experience building and maintaining complex web applications.
  • Deep understanding of performance optimization, accessibility, and cross-browser compatibility.
  • Experience integrating frontend applications with RESTful APIs and backend services.
  • Experience with Git, CI/CD pipelines, and automated testing frameworks.
  • Strong debugging and troubleshooting skills across modern web environments.
  • Ability and willingness to use AI-assisted tools effectively to improve software development, debugging, testing, and technical documentation.
  • Bachelor’s degree in Computer Science, Engineering, or a related field, or equivalent practical experience.
  • Qualified candidates must be a U.S. Person, defined as a U.S. citizen or lawful permanent resident.

Responsibilities

  • Architect and implement modern, scalable web interfaces using React, Redux, and TypeScript.
  • Design and deliver features across Keeper’s Web Vault.
  • Integrate with RESTful APIs while adhering to Keeper’s zero-knowledge and zero-trust security principles.
  • Optimize application performance, including rendering efficiency, bundle size, memory usage, and responsiveness.
  • Collaborate with UX, Product, Backend, QA, and Security teams to deliver secure, high-quality user experiences.
  • Lead code reviews, promote engineering best practices, and mentor less experienced engineers.
  • Participate in CI/CD, automated testing, and release processes to improve product quality and reliability.
  • Troubleshoot complex frontend, browser, and integration issues across supported environments.
  • Use AI-assisted development tools such as Claude, ChatGPT, GitHub Copilot, or similar platforms to improve coding, debugging, testing, technical research, and documentation.

Desired Qualifications

  • Experience building security, identity, password management, or other security-sensitive web applications.
  • Experience with Electron-based desktop applications.
  • Familiarity with C++ and/or Objective-C for native integrations.
  • Experience with Node-API/N-API or similar native integration technologies.
  • Familiarity with zero-knowledge, zero-trust, or encryption-focused application architectures.
  • Experience with accessibility standards and secure client-side development practices.

About the Company

Keeper Security

Zero-knowledge data protection platform

Keeper Security provides a zero-knowledge data protection platform for individuals and businesses, delivered on a subscription basis. It protects sensitive information by encrypting data so that even Keeper cannot access it, ensuring user privacy. The platform is scalable to fit anyone from individuals to large enterprises and offers features like advanced provisioning, reporting tools, delegated administration, and 24/7 support. What sets Keeper apart is its zero-knowledge architecture combined with extensive auditing and certification, giving customers strong privacy guarantees and trust. The company also offers multiple plan options (personal, family, student, business, enterprise) and multi-year subscriptions to reduce costs and ensure ongoing access to updates and support. Overall, Keeper’s goal is to provide a trusted, private, and scalable security platform that keeps user data protected and accessible to authorized users through continuous improvements and reliable service.

Company size
501-1,000
Company stage
Growth Equity (Venture Capital)
Total funding
$60.3M
Headquarters
Chicago, IL
Founded
2011

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