Senior Browser Platform Architect - Secure, Cross-Platform

keepersecurity; United States; Remote; USD 180,000 - 240,000; Full time

Benefits offered by this job

Medical, dental, vision

Life insurance

Disability insurance

401(k) with Roth

Generous PTO

Remote-first with optional hybrid

Job summary

Keeper Security is seeking a senior software architect to lead the technical architecture for our cross-browser extension platform (Chrome, Edge, Firefox, Safari). This role blends hands-on design with strategic direction to deliver secure, high-performance experiences aligned with zero-knowledge security.

You will collaborate with engineering, product, security, and UX teams to solve hard problems and guide long-term platform evolution, while mentoring engineers and steering architectural

Qualifications

• 10+ years of professional software engineering experience across databases, backend services, APIs, and UI.
• Proven 0-to-1 architecture experience delivering complex systems.

Responsibilities

• Define and drive the technical architecture and long-term roadmap for the browser extension platform.
• Lead architectural design for cross-browser features and shared services.
• Establish secure communication between extension components, web apps, and backend services.
• Guide decisions on extension lifecycle, content scripts, messaging, storage, and APIs.
• Ensure alignment with zero-knowledge/security principles and participate in threat modeling.

Skills

Software architecture

Distributed systems

Cloud-native

Security

JavaScript/TypeScript

Browser extension development

Performance engineering

Tools

AWS

Docker

Kubernetes

WebExtensions APIs

Job description

Keeper Security is seeking a senior software architect to lead the technical architecture for our cross-browser extension platform (Chrome, Edge, Firefox, Safari). This role blends hands-on design with strategic direction to deliver secure, high-performance experiences aligned with zero-knowledge security.

You will collaborate with engineering, product, security, and UX teams to solve hard problems and guide long-term platform evolution, while mentoring engineers and steering architectural