Design and implement integrations between marketing systems (HubSpot, Webflow CMS, product analytics, data warehouses) using APIs, webhooks, and automation platforms. Serve as the primary administrator for HubSpot Marketing Hub and Sales Hub, managing data governance, custom objects, user roles, and lead scoring models. Ensure reliability, security, and scalability of marketing operations infrastructure and troubleshoot system errors. Configure and QA technical aspects of marketing campaigns including landing pages, forms, email sequences, and tracking. Develop real-time lead routing logic for PLG and SLG motions. Build and optimize automated nurture workflows and triggers. Establish and enforce data hygiene standards and data governance policies. Collaborate with Revenue Operations for seamless handoffs and shared data definitions. Build tracking infrastructure for accurate attribution reporting and GTM dashboards.