Joe McCarthy leads Community Marketing at Klaviyo, where he helps shape one of the most engaged customer ecosystems in SaaS. With deep experience spanning community building, ecosystem marketing, and digital strategy, Joe focuses on creating customer connections that strengthen loyalty and drive measurable business impact. Prior to Klaviyo, he held senior roles across brand, social, and performance marketing, and he is also the co-founder of Springline Coffee. Joe brings a practical, customer-first approach to scaling authentic influence.