Growth Marketing Manager (EU)

iHerb is on a mission to make health and wellness accessible to all. They are seeking a Growth Marketing Manager to lead paid acquisition and performance media growth across key EU markets, focusing on scaling customer acquisition and improving campaign performance.

Responsibilities:

• Manage paid media campaigns across global and EU-specific performance platforms, including Google Ads, Meta Ads, TikTok Ads, Apple Search Ads, and other relevant regional paid media platforms
• Optimize campaigns against business goals including new customer acquisition, revenue, ROAS, CAC, LTV, contribution margin, conversion rate, and payback period
• Develop budget allocation strategies across markets, channels, campaigns, audiences, and funnel stages based on performance, incrementality, and growth potential
• Lead performance creative testing across paid social, search, display, app, and regional media platforms
• Partner with creative teams to develop, test, and iterate performance assets, including static ads, short-form video, UGC-style creative, localized messaging, promotional creative, landing page concepts, and app install assets
• Build and manage structured testing roadmaps for audiences, bidding strategies, campaign structures, creative concepts, offers, landing pages, and platform-specific optimization tactics
• Analyze campaign performance by market, channel, audience, creative, product category, device, and customer segment to identify opportunities for scale and efficiency
• Lead measurement efforts across attribution, incrementality, media mix insights, geo testing, holdout testing, lift studies, cohort analysis, and LTV-based optimization
• Work with analytics and data science partners to improve performance reporting, attribution accuracy, incrementality measurement, and decision-making frameworks
• Evaluate platform-reported performance against internal measurement, incrementality, and business-level outcomes
• Manage relationships with media platforms, regional paid media partners, and performance agencies to drive improved campaign performance and access to beta opportunities
• Monitor performance trends, auction dynamics, competitive intensity, CPM/CPC/CVR shifts, and platform changes across EU markets
• Communicate performance results, insights, risks, and recommendations to leadership and cross-functional stakeholders

Requirements:

• Experience in performance marketing, growth marketing, paid media, or digital acquisition, preferably in eCommerce, marketplace, retail, consumer technology, subscription, beauty, health and wellness, or mobile app businesses
• Hands-on experience managing paid media campaigns across multiple EU markets
• Deep platform expertise across major global paid media channels, including Google Ads, Meta Ads, TikTok Ads, and Apple Search Ads
• Experience with EU-specific performance platforms, or similar regional paid media channels
• Strong understanding of paid search, paid social, app acquisition, display, retargeting, shopping campaigns, feed-based advertising, and marketplace media
• Proven ability to manage and optimize meaningful paid media budgets across multiple markets and channels
• Strong analytical skills with experience measuring CAC, ROAS, LTV, payback period, conversion rate, retention, contribution margin, and cohort performance
• Experience with incrementality measurement, including geo tests, conversion lift studies, holdout tests, matched market tests, or media mix modeling inputs
• Strong understanding of attribution limitations, platform-reported bias, privacy changes, signal loss, and measurement tradeoffs
• Experience building creative testing frameworks and translating performance data into actionable creative recommendations
• Proven experience as a hands-on performance marketer with deep expertise in paid media platforms, regional EU media ecosystems, creative testing, campaign optimization, and incrementality-based measurement
• Ability to assess creative performance by hook, message, offer, format, audience, localization, and funnel stage
• Highly analytical, comfortable managing large budgets, and experienced in adapting performance strategies across diverse EU markets
• Professional fluency or native-level fluency in English required
• Professional fluency or native-level fluency in German, French, Italian, Polish or other European languages strongly preferred
• Experience with Google Business Suite (Gmail, Drive, Docs, Sheets, Forms) preferred
• Experience with analytics and BI tools such as Looker, Tableau, Google Analytics, Amplitude, or similar platforms
• Experience with ecommerce marketing operations platforms & tools
• Bachelor's Degree in Business or related field preferred