✦ Luna Orbit — AI & Machine Learning

Senior Principal Software Engineer (AI/ML)

at Palo Alto Networks

📍 Santa Clara, United States of America Onsite Posted March 31, 2026
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Position Details

Type Full-Time
Experience lead
Exp. Years 5+ years
Education Not specified
Category AI & Machine Learning

About this role

Senior Principal Software Engineer to join the Talon team for the Enterprise Browser, focusing on building a secure, scalable backend and owning feature development end-to-end in a cloud-native, multi-language stack.

Key Responsibilities

  • Design, implement, test, and deploy significant features for the Enterprise Browser backend; Own feature segments end-to-end; Collaborate across cross-functional teams; Drive innovation; Mentor engineers

Technical Overview

Backend-focused role requiring proficiency in Go/C#/Java/C++, cloud environments (AWS/GCP/Azure), microservices architecture, and performance-oriented multi-threaded/multi-process development; includes design, testing, deployment and mentoring.

Ideal Candidate

The ideal candidate is an experienced lead-level AI/ML backend engineer with 5+ years of backend development across Go/C#/Java/C++, strong cloud experience (AWS/Azure/GCP), and a track record of owning end-to-end feature development in microservices/cloud-native environments.

Must-Have Skills

5+ years backend development (Go/C#/Java/C++)Experience with major cloud environments (AWSGCPor Azure)Strong background in modern service architecture (microservicescloud-native)Experience with multi-threaded and multi-process developmentProven ability to own feature development end-to-end

Nice-to-Have Skills

Direct experience developing with GolangProfessional cybersecurity industry experienceMentoring / leadership

Tools & Platforms

Amazon Web ServicesGoogle Cloud PlatformMicrosoft Azure

Required Skills

5+ years backend development (Go/C#/Java/C++); Experience with major cloud environments (AWSGCPor Azure); Strong microservices/cloud-native; Multi-threaded/multi-process development; End-to-end feature ownership

Hard Skills

GoGolangC#C-SharpJavaC++C Plus PlusAmazon Web ServicesAWSGoogle Cloud PlatformGoogle CloudGCPMicrosoft AzureAzuremicroservicescloud-nativemultithreadedmultiprocessingdistributed systems

Soft Skills

leadershipmentoringcommunicationcollaborationproblem-solvingteamwork

Industry & Role

Industry Cybersecurity
Job Function Lead end-to-end backend feature development for Palo Alto Networks' Enterprise Browser in a cloud-native environment
Role Subtype Backend Engineer
Tech Domains Amazon Web Services, Google Cloud Platform, Microsoft Azure, Java, C++, C#, Cloud-native, Microservices

Keywords for Your Resume

senior principal software engineerai/mlbackend engineergogolangc#c-sharpjavac++amazon web servicesawsgoogle cloud platformgcpmicrosoft azureazuremicroservicescloud-nativemultithreadedmultiprocessingdistributed systemsGoAWSAzureGCPC#C++

Deal Breakers

Lack of 5+ years backend development experience in listed languages, No cloud environment experience (AWS/GCP/Azure)

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