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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.

The Commercial AE is responsible for managing the full sales cycle, building pipelines, developing account strategies, and collaborating cross-functionally to drive sales performance and customer success.

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 delivery of Klaviyo's employee-facing AI and automation platform. Manage project lifecycle, build scalable automation and integrations (HRIS, ticketing, messaging, knowledge), partner with Engineering, IT, Security, and Business stakeholders, drive AI adoption and governance, evaluate vendors, and define long-term project roadmap and success metrics for employee productivity and measurable business impact.

Lead end-to-end integrated demand-generation marketing for K:Service, designing and executing cross-channel customer journeys, collaborating with product and content teams, defining measurement plans, optimizing messaging/audiences, and reporting performance to drive pipeline, revenue, retention, and CX metrics.

Lead integrated marketing for K:Service by designing and executing cross-channel customer journeys. Collaborate with product, content, creative, analytics, and GTM teams to drive demand, measure campaign performance, optimize messaging, and scale acquisition, retention, and revenue through data-driven experiments and audience segmentation.

Design and build AI-powered prototypes and end-to-end workflows using LLMs to solve creative and operational problems. Partner with Services leaders to prioritize opportunities, translate ideas into roadmaps, enable adoption through documentation and training, and collaborate with engineering to productionize solutions.

As a Software Engineer II on the Data Automation team, you will design and maintain the analytics infrastructure, collaborating with teams to ensure high system performance and reliability.

Lead and develop Sales Managers and Account Executives across Europe, drive regional go-to-market strategy, hire and coach talent, manage forecasting and performance, improve pipeline and sales processes, partner cross-functionally, and apply AI fluency to drive deal management and scale commercial operations.

The Renewal Specialist at Klaviyo manages customer renewals, supports retention efforts, collaborates across teams, and ensures a seamless customer experience while identifying upsell opportunities.