Klaviyo
Principal Engineer, Core Infrastructure
$244K–$366K
Boston, MA +1 · Principal · Full-time · Posted Jan 8, 2026
- Location
- Boston, MA
Boston, Massachusetts, United States - Experience
- 10+ years building and operating cloud platforms.
About the job
Architects and operates Klaviyo’s core infrastructure platform, improving reliability, developer velocity, and safe AI-enabled engineering workflows.
What you'll do
- Evolve Kubernetes, networking, service mesh, storage, and CI/CD platforms; deliver golden paths and infrastructure-as-code modules.
- Set platform SLOs, guide reliability and velocity trade-offs, and improve incident readiness and learning.
- Build platform code and automation, improve developer workflows, and establish cost, security, and compliance guardrails.
What they ask for
- 10+ years building and operating cloud platforms, with multi-region high availability and SLO experience.
- Deep expertise in Kubernetes, service mesh, Terraform/IaC, CI/CD, and production observability.
- Experience with SQL and NoSQL databases and object, block, or file storage.
- Hands-on experience applying AI tools and automation to platform engineering, with security and cost boundaries.
Nice to have
- Experience with enterprise governance, compliance, and audit requirements.
- Familiarity with GDPR and data privacy in large-scale production environments.
Pay
$244,000 — $366,000 USD (base salary)
Tools
Kubernetes, Terraform, CI/CD, SQL, NoSQL
AI focus
Embed AI in developer workflows, including code generation, intelligent test generation, observability, incident triage, anomaly detection, and runbook automation, with responsible-use safeguards.
Model-written summary · the original posting is authoritative