# Principal UI Engineer, Platform (Cortex) at Palo Alto Networks

- Company: Palo Alto Networks
- What the company does: Implement Zero Trust, Secure your Network, Cloud workloads, Hybrid Workforce, Leverage Threat Intelligence & Security Consulting. Cybersecurity Services & Education for CISO’s, Head of Infrastructure, Network Security Engineers, Cloud Architects & SOC Managers. Backed by Greylock, Sequoia and Felicis.
- Company website: https://www.paloaltonetworks.com/
- Type: Startups
- Level: Principal and up
- Location: Office - USA - CA - Headquarters
- Work setup: On-site
- Posted: 2026-09-24
- Apply by: 2026-11-08
- Apply: https://paloaltonetworks.wd5.myworkdayjobs.com/en-US/panwexternalcareers/job/Office---USA---CA---Headquarters/Principal-UI-Engineer--Platform--Cortex-_JR-022784?utm_source=1752vc&utm_medium=careers
- Page: https://www.1752.vc/careers/jobs/palo-alto-networks-principal-ui-engineer-platform-cortex/

## About the role

As a Principal UI Engineer on the Cortex Platform team, you will play a key leadership role in advancing our frontend ecosystem. Working alongside architecture leadership, you will help execute the platform's technical vision, driving scalable UI architecture, design system integrations, robust data visualization, and performance optimization. Collaborating closely with UX designers, backend engineers, and product managers, you will shape how security analysts monitor, analyze, and automate threat responses. Found on 1752vc Careers, the job board for startup and VC roles.

## What they're looking for

- Experience: 10+ years of software engineering experience, with 6+ years focused on building complex, web-scale frontend applications
- Core Technologies: Mastery of JavaScript (ESNext), TypeScript, React, Angular, HTML5, Tailwind/CSS3/Sass
- State & Architecture: Deep understanding of state management (RxJS, Redux Toolkit, Zustand, React Query) and modern frontend application patterns (Micro-Frontends, Webpack Module Federation)
- Data Visualization: Hands-on experience building complex data visualizations and rich UI dashboards
- Tooling & CI/CD: Experience with modern build tools (Vite, Webpack, Babel), CI/CD workflows, and testing frameworks (Jest, React Testing Library, Cypress/Playwright)
- Education: Bachelor’s or Master’s degree in Computer Science, Computer Engineering, or equivalent practical experience


Source: 1752vc Careers, https://www.1752.vc/careers/jobs/palo-alto-networks-principal-ui-engineer-platform-cortex/