Campaign Execution & Delivery: Build, QA, schedule, and deploy multi-channel promotional and broadcast campaigns across Email and SMS using marketing automation platforms (e.g., Attentive, Salesforce Marketing Cloud, Klaviyo, Braze). • Testing & Optimization: Execute continuous A/B and multivariate tests on subject lines, send times, copy variations, creative modules, promotional offers, and CTAs to maximize open rates, click-through rates, and conversion.