Software Engineer II, Infrastructure Security

Klaviyo(1 day ago)

HybridFull TimeMedior$82,080 - $123,120Infrastructure Security

About this role

A Software Engineer on Klaviyo’s Infrastructure Security team who helps build the platform that enables engineers to develop and ship secure software at scale. The role sits at the intersection of security, infrastructure, and software engineering and is based in Dublin with a hybrid work model. Klaviyo supports work authorization and relocation for this position.

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Required Skills

Cloud Native
Distributed Systems
Python
Go
AWS
Kubernetes
Terraform
Monitoring
Observability
Incident Response

About Klaviyo

klaviyo.com

Klaviyo is a B2C CRM and marketing automation platform that unifies AI-powered email and SMS to help ecommerce brands drive growth and retention. It uses customer data, advanced segmentation, and automation flows to deliver personalized, omnichannel experiences across email, SMS, WhatsApp, and more — including AI-driven capabilities via K:AI Agents. Klaviyo emphasizes measurable results with analytics, testing, and integrations with major ecommerce platforms to boost revenue and lifetime value. Companies use it to build targeted lifecycle campaigns, personalized messaging, and data-driven retention strategies at scale.