Principal Software Engineer (Cybersecurity)

TL;DR

Principal Software Engineer (Backend): Developing and scaling the backend of the Cortex cybersecurity platform with an accent on data pipelines, analytics engines, and shared infrastructure. Focus on designing highly scalable data models, optimizing MySQL/BigQuery performance, and building high-performance services in Go and Python.

Location: San Francisco, California, USA (Work from office full-time)

Salary: $170,000 - $277,000 per year

Company

A global leader in cybersecurity dedicated to protecting the digital way of life through AI-driven innovation and disruption.

What you will do

• Act as a technical leader, collaborating across engineering teams to ensure architectural alignment.
• Lead the full project lifecycle from requirements gathering and design to final implementation.
• Design and optimize highly scalable data models and queries using MySQL and BigQuery.
• Develop robust business logic and API endpoints using Python and Flask.
• Build high-performance backend services using Go.
• Mentor and empower engineers to foster a culture of technical excellence.

Requirements

• Bachelor's or Master's degree in Computer Science or a related technical field.
• 14+ years of professional software engineering experience, specializing in distributed, cloud-native applications.
• Expert-level proficiency in Python, Go, or Java.
• Extensive experience with REST APIs, databases, serverless computing, and microservices.
• Proven track record as a hands-on technical lead or architect on complex projects.
• Must be based in or eligible to work in San Francisco, USA.

Nice to have

• 8+ years of experience with ElasticSearch or Google Pub/Sub.
• Deep expertise in public cloud design, global network infrastructure, and load balancing.
• Experience delivering full-stack products at scale within an agile environment.

Culture & Benefits

• Competitive base salary supplemented by restricted stock units (RSUs) and bonuses.
• Collaborative in-person work environment focused on real-time problem solving.
• Commitment to diversity, inclusion, and providing reasonable accommodations.
• Opportunity to work with cutting-edge AI integrated into cybersecurity products.