Happy Mammoth is a fast-growing natural food tech business selling across the US, Australia, and Europe. We formulate, produce, and market gut, digestive, and microbiome health supplements â and performance marketing is a core growth driver for us. This is not a brand or content role. It sits squarely in paid acquisition and performance creative. We're looking for a Creative Strategist with a direct-response mindset â ideally someone who started as a copywriter and evolved into performance creative strategy. Part-time freelance contractor B2C / DTC Experience Required EU hours (GMT) Supplements / health a strong plus This role is about what converts, not what "looks good." What you'll actually do <ul><li>Own performance creative strategy for paid media (Meta-focused)</li><li>Develop angles, hooks, messaging frameworks, and iterations</li><li>Translate data (CTR, CPA, CVR, ROAS) into creative decisions</li><li>Build and refine creative testing roadmaps</li><li>Brief and iterate with copywriters, editors, and designers</li><li>Analyze winning vs losing creatives and scale what works</li><li>Continuously improve performance through structured experimentation </li></ul>What we're looking for <ul><li>Proven experience in performance marketing creative</li><li>Strong copy background (ads, hooks, messaging â not just concepts)</li><li>Hands-on experience working with media buyers</li><li>Comfort owning results, not just deliverables</li><li>Clear understanding of direct-response psychology</li><li>Ability to move fast, test often, and iterate </li></ul>Requirements <ul><li>Senior-level experience in performance creative and/or direct-response copywriting</li><li>Proven exposure to paid media environments (Meta experience required)</li><li>Strong understanding of conversion-focused creative and testing</li><li>Fluency in English (CVs must be submitted in English)</li><li>Ability to operate independently in a fast-paced, remote setup</li><li>Available during EU working hours (GMT) </li></ul>Why Happy Mammoth <ul><li>Competitive compensation aligned with senior performance roles</li><li>Fully remote with clear ownership and accountability</li><li>Opportunity to work on high-impact, high-scale performance campaigns</li><li>Flexible part-time engagement â work around your schedule </li></ul>Powered by JazzHR ktrO6mvWIA Please mention the word **SERENE** and tag RNTQuOTAuNzYuMTQ2 when applying to show you read the job post completely (#RNTQuOTAuNzYuMTQ2). This is a beta feature to avoid spam applicants. Companies can search these words to find applicants that read this and see they're human.