Developer, Web Extension

USA🌐 Remote💼 Full-time🗓 2026-09-13 → 2026-09-25

Core

Develop, test, debug, and maintain production software for 1Password's filling, saving, and unified sign-in experiences across web browsers.

Role type

Senior IC web developer (browser extensions)

Builds

Browser extensions for 1Password

Domain

Cybersecurity / Browser Development

Deliverable

production ML models | product features

Required skills

TypeScript, React, software development best practices, complex problem solving, testing methodologies, debugging techniques

Preferred skills

Rust, Go, Web APIs (DOM, Navigation API, IndexedDB), building browser extensions for Chromium/Firefox/Safari

Technologies

TypeScript, React, Rust, Go, Chromium, Firefox, Safari, DOM, Navigation API, IndexedDB

Responsibilities

Code, test, debug, and deliver production software; Build and advance filling, saving, and sign-in experiences; Mentor junior team members; Identify, break down, and estimate tasks; Create and review documentation; Participate in rotational on-call schedule

Seniority

Mid-level to Senior, hands-on IC

Sourced via codingjobboard · Listed on CareerPlan, which tracks 70,000+ jobs from 20+ sources.

About 1Password

At 1Password, we’re building the foundation for a safe, productive digital future. Our mission is to unleash employee productivity without compromising security by ensuring every identity is authentic, every application sign-in is secure, and every device is trusted. We innovated the market-leading enterprise password manager and pioneered Unified Access Management, a new cybersecurity category built for the way people and AI agents work today. As one of the most loved brands in cybersecurity, we take a human-centric approach in everything from product strategy to user experience. Over 180,000