Principal Engineer, Core Infrastructure

Responsibilities

• Architect and evolve the Kubernetes platform, service mesh, networking, storage, and CI/CD pipelines
• Define platform SLOs and use error budgets to guide reliability vs. velocity trade-offs
• Improve developer velocity regarding build/deploy times and local dev ergonomics
• Lead capacity planning and build guardrails for cost, security, and compliance
• Write high-impact code, automation, and tooling while mentoring across teams
• Embed AI in the developer experience to accelerate shipping and incident response

Requirements

• 10+ years of experience building and operating cloud platforms
• Deep expertise in Kubernetes, service mesh, Terraform/IaC, CI/CD, and production observability
• Experience with SQL and NoSQL databases and various storage platforms
• Proven track record of bringing AI tools into platform engineering workflows
• Experience leading via design reviews and incident excellence

Preferred Qualifications

• Experience achieving high-availability SLOs (≥99.95%)
• Experience integrating AI tooling into IDE/CI/CD environments
• Experience with enterprise governance, compliance, and audit requirements
• Familiarity with GDPR and data privacy in large-scale production environments

About the Company

Klaviyo empowers creators to own their destiny by making first-party data accessible and actionable. We develop technology to nurture personalized experiences in ecommerce and beyond.