Exclusive Principal Software Engineering Opportunity with a Pre-IPO AI SaaS Cloud Security Company Offering Long-Term Growth Potential.

Onsite Location: San Jose, California (Santana Row)

As a Principal Engineer , you will drive the technical vision and execution of next-generation AI-based products and services. You’ll be instrumental in transitioning research prototypes into scalable, high-performance, and reliable systems, collaborating across organizational boundaries to turn ideas into reality.

About the Role:

• Design and develop scalable systems that support an AI-driven threat detection platform.
• Collaborate with product management to align on technical requirements and ensure seamless product integration.
• Develop and transition research prototypes into reliable, large-scale production systems.
• Make technical decisions related to data architecture , scalability, and system performance.
• Collaborate with engineers to foster a culture of continuous improvement.

Your Profile:

• 8+ years of experience in developing modern applications and distributed systems.
• Proven experience in designing and implementing large-scale data processing systems .
• Expertise in Python, JavaScript, or Rust in production environments.
• Strong understanding of data architecture and systems design .
• Ability to collaborate across teams and solve technical challenges.

Job Responsibilities:

• Architect scalable systems that integrate with cybersecurity tools and enhance system performance.
• Deliver high-impact, complex projects from inception to deployment.
• Write detailed design documents to solve complex technical challenges.
• Ensure smooth system delivery with automated tests and modern CI/CD pipelines.
• Research and evaluate emerging technologies to drive innovation and improvements.

Nice to Have:

• Proven track record of contributing to technical vision within R&D environments.
• Experience with Kubernetes and related tooling in production environments.
• Hands-on experience with data technologies (e.g., data lakes, streaming technologies, schema registries).
• Familiarity with observability tools like Grafana and Prometheus.
• Understanding of algorithms, data structures, and parallel computing in high-performance systems.

Are you ready to take on a principal role in a company dedicated to making cybersecurity more intelligent and robust? Join us and help shape the future of AI-driven threat detection systems.