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 RequiredEU hours (GMT)Supplements / health a strong plusThis role is about what converts, not what "looks good."What you'll actually doOwn performance creative strategy for paid media (Meta-focused)Develop angles, hooks, messaging frameworks, and iterationsTranslate data (CTR, CPA, CVR, ROAS) into creative decisionsBuild and refine creative testing roadmapsBrief and iterate with copywriters, editors, and designersAnalyze winning vs losing creatives and scale what worksContinuously improve performance through structured experimentationWhat we're looking forProven experience in performance marketing creativeStrong copy background (ads, hooks, messaging â not just concepts)Hands-on experience working with media buyersComfort owning results, not just deliverablesClear understanding of direct-response psychologyAbility to move fast, test often, and iterateRequirementsSenior-level experience in performance creative and/or direct-response copywritingProven exposure to paid media environments (Meta experience required)Strong understanding of conversion-focused creative and testingFluency in English (CVs must be submitted in English)Ability to operate independently in a fast-paced, remote setupAvailable during EU working hours (GMT)Why Happy MammothCompetitive compensation aligned with senior performance rolesFully remote with clear ownership and accountabilityOpportunity to work on high-impact, high-scale performance campaignsFlexible part-time engagement â work around your schedulePowered by JazzHRktrO6mvWIAPlease mention the word **SERENE** and tag RMjQwMTo0OTAwOjhmZWY6YmE5ZDo4MTFjOjU5MmI6OGZkMDplZTRi when applying to show you read the job post completely (#RMjQwMTo0OTAwOjhmZWY6YmE5ZDo4MTFjOjU5MmI6OGZkMDplZTRi). 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.