Senior Front End Software Engineer (Autofill)

Role overview

Maintain and improve browser extension features that recognize web forms, fill them with saved information, and detect new login details. The work involves investigating browser-specific behavior and adapting to changing web interfaces, while helping the engineering team make thoughtful use of AI-supported workflows.

Responsibilities

- Develop deep expertise in browser form detection and autofill behavior. - Build and maintain automated tests that exercise the extension’s user interface across browsers. - Improve how the product handles new and changing web form patterns. - Review code, document technical findings, and share knowledge with teammates. - Address occasional bug fixes reported by the user community. - Help introduce AI-enabled engineering workflows while preserving security and quality standards.

Requirements

- Strong understanding of browser behavior, the DOM, and content scripts. - Proficiency in JavaScript and TypeScript, plus experience with a modern framework such as Angular, React, or Vue. - Familiarity with browser extension development and source control tools such as Git. - Experience building or integrating agentic AI systems into engineering workflows. - Strong investigation, documentation, and communication skills, including the ability to explain complex technical solutions. - A collaborative, adaptable approach and interest in open-source software and improving online security.

Benefits and work setup

The team works remotely and is seeking candidates based in North America. The role’s stated starting base pay in the United States is $140,000–$200,000; compensation outside the United States varies by market. The employer describes opportunities for professional development and team meetups.