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Principal Software Engineer

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Palo Alto Networks Italia

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Location:
United States , Santa Clara

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Category:
IT - Software Development

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Contract Type:
Not provided

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Salary:

147000.00 - 237500.00 USD / Year
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Job Description:

We are seeking a Principal Software Engineer to drive the development, architecture, and scaling of our cutting-edge, cloud-based Data Security Platform. This infrastructure operates at a massive scale, protecting customers from evolving online threats and attacks.

Job Responsibility:

  • End-to-End UI Development: Own the complete lifecycle of features and components, including design, development, testing, deployment, and maintenance
  • Cross-Functional Collaboration: Proactively work with peers across teams to shape solutions, ensure product integration alignment, and exchange information
  • Technical Leadership & Quality Assurance: Contribute to and drive team-wide efforts, including code reviews, design reviews, and architectural decisions, ensuring high-quality and maintainable code
  • Production Stability & Mitigation: Apply a production-oriented approach by providing real-time mitigation and effective solutions to production issues for platform stability
  • Independent Feature Delivery & Domain Expertise (Data Security): As a principal engineer, independently drive and collaborate on high-impact feature delivery, specifically within the Data Security domain
  • Continuous Improvement & Innovation: Curiously explore new technologies and methodologies to enhance UI

Requirements:

  • BS/MS in Computer Science/Engineering with a minimum of 10 years of equivalent experience
  • Extensive experience in UI development using Javascript, CSS, HTML, ReactJS, TypeScript, Jest
  • Solid hands-on experience with cloud-native platforms such as GCP or AWS, Kubernetes, and Docker
  • Proven expertise and knowledge in microservices, distributed systems, and performance optimization
  • Demonstrated success in architecting and designing robust solutions for high-transaction, high-data-volume enterprise or consumer-facing applications
  • Proficient in the Agile development process and a strong proponent of Agile methodologies
  • A firm commitment to automation testing, consistently striving for high code coverage
  • Possesses a proactive, results-oriented approach ("can-do attitude") toward problem-solving, quality assurance, and execution
  • Pro-actively design and improve all aspects of the UI, collaborate closely with team members to produce extraordinary user experience

Nice to have:

  • 10+ years of experience as a UI Engineer or Full Stack Developer
  • Expertise in building scalable, enterprise-level web applications using technologies like Javascript, CSS, HTML, ReactJS, and TypeScript, with a strong understanding of Jest for testing
  • Proven experience with modern build and tooling best practices, including npm/yarn, Webpack, monorepo structures, and setting up comprehensive front-end toolchains for tests, documentation, and bundles using modern OS tooling libraries
  • Experience with Test-Driven Development (TDD) using frameworks such as Jest, Mocha, or Jasmine
  • Exceptional communication skills and a self-driven, collaborative approach to working with product teams
  • Experience with server-side programming languages, specifically Java/Python

Additional Information:

Job Posted:
March 22, 2026

Employment Type:
Fulltime
Work Type:
On-site work
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