Top Engineering Jobs in Dublin

Design, build, and own highly scalable, highly available messaging infrastructure that processes hundreds of millions to billions of messages daily. Collaborate across teams on architecture, performance, monitoring, and reliability; mentor engineers; improve development and experimentation processes; participate in hiring and technical design.

Design, build, and own features and services for Klaviyo's large-scale messaging platform. Drive performance, scalability, monitoring, and reliability for a pipeline that delivers hundreds of millions to billions of messages. Collaborate across teams, mentor engineers, and participate in hiring and technical process improvements.

Lead technical design and delivery of Klaviyo's messaging pipeline, building scalable backend services (Python/Go), driving architecture, mentoring engineers, collaborating across product, compliance, and platform, and ensuring high-throughput, reliable message delivery at scale.

As a Software Engineer on the Infrastructure Security team, you will design, build, and maintain cloud-native security services, improve system efficiency, and collaborate with engineers to ship secure software.

The Senior Software Engineer in Infrastructure Security will design and build foundational security solutions, improve system scalability and performance, mentor team members, and participate in on-call duties to enhance Klaviyo's infrastructure security.

As a Site Reliability Engineer II at Klaviyo, you will ensure platform reliability and scalability, automate operational tasks, and improve systems through observability and collaboration with teams.