Marketplace Operations – Experimentation Specialist

• 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 when 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 online stores into the marketplace and activate their store domains.
• Map user and merchant segments to features, placements, and offers.
• Conduct QA audits, resolve user-reported issues and broken links, and configure alerts.
• Benchmark the shopping experience against competitors and propose new placements, deals, and offers.
• Document test plans, results, and processes, and identify workflows suitable for AI automation.
• Collaborate with product, engineering, data, design, and partnerships teams; report to the Product Manager for Marketplace.

• 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 simultaneously.
• Clear written and verbal communication in English.
• Strong analytical skills; comfortable with SQL and dashboards; able to interpret 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 practical examples of using it to analyze data, write queries, draft documentation, and automate repetitive work.
• Experience with A/B testing or feature flag tools such as Optimizely, LaunchDarkly, Statsig, or Firebase is nice to have.
• Experience with affiliate, cashback, or advertising partnerships is nice to have.
• Experience with Jira and Confluence is nice to have.
• Experience with mobile apps and product analytics tools such as Amplitude or Mixpanel is nice to have.