Marketplace Operations Specialist – Experimentation

Sezzle

. Set up, QA, and launch A/B tests across Marketplace features, ensuring targeting, variants, and tracking are correct .

Posted 10/2/2026full-timeRemote • ArgentinaJunior💰 $2,000 - $2,666 per monthWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in A/B testing, product analytics, and operations management, with strong analytical skills in SQL and experience using AI tools for data analysis and automation. Proven ability to collaborate across teams and manage multiple projects in a fast-paced environment.

Highest-signal resume keywords

A/B TestingSQL ProficiencyProduct AnalyticsOperations ManagementAI Tool Utilization

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

A/B TestingSQLData AnalysisQA AuditsExperimentationStatistical SignificanceDashboard CreationUser SegmentationTest Plan DocumentationWorkflow Automation

Soft Skills

Organizational SkillsClear CommunicationDetail-OrientedAdaptabilityAnalytical Thinking

Tools & Technologies

OptimizelyLaunchDarklyStatsigFirebaseJiraConfluenceAmplitudeMixpanelClaudeInternal Admin Tools

Industry Keywords

Marketplace FeaturesCashback ProgramsPromotionsAffiliate PartnershipsAdvertising PartnershipsMobile AppsUser Experience BenchmarkingTest VariantsSignificance TestingPromotional Offers

Tech Stack

Tools & technologies

FirebaseSQL

About the role

Key responsibilities & impact

Set up, QA, and launch A/B tests across Marketplace features, ensuring targeting, variants, and tracking are correct
Monitor running tests, flag issues early, and call results once they reach significance
Maintain a single source of truth for every test, including what is live, who sees it, and what was learned
Create and manage placements, promotions, coupons, and offers across the Sezzle app
Set up and manage cashback programs in internal admin tools
Onboard new online stores into the marketplace and activate their store domains
Map user and merchant segments to the features, placements, and offers they see
Run QA audits, resolve user-reported issues and broken links, and set up alerts
Benchmark the shopping experience against competitors and propose new placements, deals, and offers
Document test plans, results, and processes, and identify workflows that can be automated with AI
Collaborate with product, engineering, data, design, and partnerships teams
Report to the Product Manager for Marketplace

Requirements

What you’ll need

Bachelor’s degree in Computer Science, Software Engineering, Data Science, Statistics, Mathematics, or a related quantitative field
1 to 3+ years of experience in operations, experimentation, or product analytics
Highly organized and able to run many tests and workstreams at once
Clear written and verbal communication in English
Strong analytical skills; comfortable with SQL and dashboards, and able to read A/B test results including lift, significance, and sample size
Comfortable in a fast-changing environment where priorities shift
Detail-oriented with a QA mindset
Daily user of Claude or a similar AI tool, with real examples of using it to analyze data, write queries, draft documents, and automate repetitive work
Experience with A/B testing or feature flag tools such as Optimizely, LaunchDarkly, Statsig, or Firebase
Experience with affiliate, cashback, or advertising partnerships
Experience with Jira and Confluence
Experience with mobile apps and product analytics tools such as Amplitude or Mixpanel