> Markdown version of [/jobs/ext/3824425-principal-typescript-javascript-developer](https://www.wearedevelopers.com/jobs/ext/3824425-principal-typescript-javascript-developer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Principal TypeScript/Javascript developer

- **Company:** Palo Alto Networks
- **Location:** Santa Clara, CA, United States
- **Salary:** $147,000.0 - $237,500.0
- **Contract:** Permanent contract
- **Skills:** JavaScript (Programming Language), Software Engineering, TypeScript, Web Applications, Backend, Information Technology, Front End Software Development, Golang
- **Published:** October 18, 2026
- **Apply:** https://www.themuse.com/jobs/paloaltonetworks/principal-typescriptjavascript-developer-extension-platform

## About the Role

* Develop, optimize, test, and maintain a high-performance Chrome extension.
 * Lead platform projects end-to-end, owning specific flows and delivering substantial product improvements.
 * Work closely with product management and customers to devise creative and innovative solutions to complex security challenges.
 * Serve as a technical leader, mentoring other engineers and improving the team's overall performance and best practices.
 * Identify areas for improvement within team processes and actively drive positive change through new initiatives or optimizations.
 * Collaborate with cross-functional teams to design, build, and optimize features.Requirements:
 * Education Requirement: All degrees must be in Engineering, Computer Science, or a closely related field.
 * Bachelor's degree with a minimum of 8 years of related experience; OR
 * Master's degree with a minimum of 6 years of related experience; OR
 * PhD with a minimum of 3 years of related experience; OR
 * Equivalent work experience.
 * 5+ years of experience in software development.
 * Strong proficiency in TypeScript and Javascript.
 * Good understanding of web application architecture, including frontend and backend.
 * Positive 'can-do' mindset, able to work independently and within a team.

Preferred Qualifications:

 * Big advantage: Experience with Chrome Extensions.
 * Advantage: Experience with Go-lang.
 * Advantage: Experience with at least one frontend framework.

## Description

We are looking for a talented TypeScript/Javascript Engineer to help shape and enhance our product. This person will play a pivotal role in developing a cutting-edge browser extension that serves as the core engine of our secure enterprise browser. Our engineers are key to building and maintaining robust, scalable solutions that power our cybersecurity platform.