Senior Developer, Source

Position: Senior Developer, Open Source Job Title: Senior Developer – Open Source Team Senior Developer on the Open Source Team, focused on strengthening 1 Password's open source posture and making developer tools easy to use directly inside developers' workflows through agentic IDE integrations such as Agent Hooks and IDE plugins. You'll serve as a technical leader, owning architectural decisions and driving cohesive execution on medium‑to‑large projects from initial planning through development and into customer support. Location: Remote – available in Canada and the US. Responsibilities • Significant professional software development experience, with a track record of independently owning and delivering medium‑to‑large technical projects end to end. • Advanced hands‑on command of a modern development toolchain (Git, IDEs, terminal, debugging and testing tools) and the languages relevant to the team's work; comfortable reading, writing, and reviewing others' code. • Experience designing extensible, maintainable systems, ideally developer tooling, IDE extensions, agent integrations, or actively maintained open source projects. • Demonstrated ability to set technical direction and make architectural decisions that keep products scalable, secure, and high quality. • A track record of working effectively in public, engaging with external contributors and upholding a high quality bar in community‑facing repositories. • Interest in agent‑assisted development and building tools to make agent‑assisted development smoother and more secure. • Excellent written and verbal communication skills, with the ability to make a project's impact and progress visible to engineering, product, and design stakeholders. • A security‑minded approach consistent with 1 Password's principles. Bonus Points For • Experience maintaining a popular open source project or running open source community engagement. • Familiarity with AI‑enabled or agentic IDEs (e.g., Cursor) and the emerging agent‑hook ecosystem. • Experience contributing to an Open Source Program Office (OSPO) or similar function. What You Can Expect • Contribute large new features, significant product improvements, and critical bug fixes, such as extending our Agent Hooks across IDEs or building genuine in‑IDE value beyond links to external docs. • Make architectural decisions that keep our integrations and public repositories scalable, secure, and aligned to 1 Password's existing security and authentication models. • Contribute to the team's roadmap by identifying technical opportunities and risks up to ~6 months out, then lead execution aligned to team objectives. • Raise the quality bar by identifying lapses in code quality and gaps in testing coverage, anticipating and reporting potential problems, and fostering a high standard of documentation across community‑facing repositories. • Ensure alignment with cross‑functional partners (Partnerships, Product, UX, and the SDK/CLI teams), translating requirements into actionable work. • Drive initiatives that better support 1 Password customers on your platform and mitigate issues developers face. • Contribute to a positive, collaborative team environment by modeling best practices, providing constructive feedback, and supporting a sense of shared ownership. Salary & Benefits USA‑based roles only: Annual base salary $153,000–$214,000 USD plus immediate participation in 1 Password's benefits program (health, dental, 401k and many others), generous paid time off, an equity grant, and where applicable, participation in incentive programs. Canada‑based roles only: Annual base salary $144,000–$202,000 CAD plus immediate participation in 1 Password’s generous benefits program (health, dental, RRSP and many others), generous paid time off, an equity grant, and where applicable, participation in incentive programs. A…