We're looking for an Email Marketing Specialist to own the full email execution cycle across campaign builds, automations, A/B testing, segmentation, and performance reporting inside Klaviyo for a data-first growth marketing agency serving a focused roster of e-commerce and DTC brands.This is a hands-on execution role with real ownership of campaign performance.
You will be in Klaviyo every day, building flows, running A/B tests, managing segmentation, and turning performance data into clear, client-ready reporting.
This is not a strategy-from-a-distance role.
If you are a detail-obsessed email marketer who thrives in a fast-paced agency environment and takes pride in clean, error-free deployments that actually move metrics, this role is a strong fit.Why You'll Want to JoinYou will be paid in USD (bi-monthly: every 15th and 30th)Paid Time Off in accordance with company policyObservance of Holidays per company guidelines100% remote setup so you can work wherever you're most productiveThis role requires availability during US business hoursWork inside a data-first agency with a rigorous analytical culture and a focused, high-quality e-commerce client rosterHigh-ownership email execution role with direct impact on campaign performance across multiple client accountsWhat You'll Work OnCampaign Building and DeploymentBuild, test, QA, deploy, and monitor Klaviyo email and SMS campaigns including batch sends, behaviorally triggered messages,



and automated lifecycle journeysSchedule campaigns accurately across multiple client accounts and ensure nothing launches late or with incorrect assetsConfigure dynamic content blocks and conditional logic within campaigns to improve relevance and personalizationSupport creative and layout needs by selecting images, formatting text, and ensuring final output aligns with brand standardsFlow and Automation ManagementBuild and manage email flows and automations including triggers, conditions, content, and timingSupport and execute SMS sends within KlaviyoTroubleshoot flow issues and ensure automations are running correctly across all client accountsDocument flow logic and changes clearly for full team visibilitySegmentation and List ManagementBuild targeted audience segments using Klaviyo filters, conditions, and custom attributes based on user behavior, lifecycle stage, and other attributesMaintain list hygiene and segmentation across client email databasesLeverage segmentation to improve campaign relevance and performanceA/B Testing and OptimizationSet up and run A/B tests across campaigns and flows to continuously improve engagement and conversion metricsTrack and optimize email performance by proactively flagging trends at the campaign and journey levelSurface actionable insights to internal stakeholders and clients based on test results and performance dataReporting and Client CommunicationDeliver regular email performance reporting with historical comparisons, channel benchmarks,



and recommendationsCreate client-ready slides and presentations translating key metrics and learnings into simple charts and bulletsMaintain a clear understanding of key performance metrics including open rates, CTR, conversion rate, and deliverability and use them to guide optimization decisionsWhat You Bring3 or more years of hands-on email marketing execution experience, ideally in a fast-paced agency or DTC e-commerce environmentDeep expertise in Klaviyo for campaign setup, flow building, segmentation, and analytics2 or more years of experience working with ShopifyDemonstrated experience creating and launching A/B tests and reporting clearly on their impactStrong Excel and Google Sheets skills including data export, templates, basic formulas, and clean formattingComfortable turning performance data into simple, client-ready slides with charts and bulletsStrong understanding of segmentation and how to apply it to improve campaign performanceDetail-oriented with a proven ability to QA work thoroughly before every deploymentFluent written and spoken English with the confidence to explain performance trends and next steps clearlyAvailable Monday through Friday during US business hours with occasional flexibility for time-sensitive updatesNice to HaveExperience building and launching SMS campaigns within Klaviyo or PostscriptDTC or e-commerce specific backgroundExperience with loyalty programs and lifecycle strategy tied to loyalty segmentationWorking knowledge of HTML and CSS for light edits and resolving formatting issues in email templatesGoogle and Meta ad platform familiarity for broader agency coverage
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📌 Email Marketing Specialist (Klaviyo) (Buenos Aires)
🏢 Overseas
📍 Buenos Aires