Principal Engineer, Core Infrastructure

Klaviyo · Boston

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Company
Klaviyo
Location
Boston
Salary
$244,000 — $366,000
Posted
January 8, 2026

About this job

As a hands‑on principal for compute, networking, storage, runtimes (e.g., Kubernetes), CI/CD, and observability, you’ll architect the service platform that lets teams ship fast and safely. IC role—no direct reports—you lead via design, code, and incident excellence, setting technical standards and SLOs for platform services. What You’ll Do Architect and evolve the Kubernetes platform, service mesh, networking, storage, and CI/CD pipelines; ship golden paths and IaC modules. Define platform SLOs; use error budgets to guide reliability vs. velocity trade‑offs; drive incident learning and readiness reviews. Improve developer velocity (build/deploy times, flaky tests, local dev ergonomics) with measurable results.…

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Principal Engineer, Core Infrastructure — Klaviyo | NewLuxJob