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Amazon eCommerce Specialist at eJam. We are seeking an experienced eCommerce Marketplace Specialist with deep expertise in Amazon and Walmart marketplace management. The ideal candidate will combine technical proficiency in catalog management, flat files, and listing optimization with strong analytical skills to drive data-driven decisions. You will leverage Amazon Brand Analytics, Search Query Performance data, and A/B testing methodologies to continuously optimize conversion rates and marketplace performance across regulated categories including supplements and pest control products.. Responsibilities. Helium 10 Expertise:. Conduct keyword research, listing optimization, and competitive analysis. Amazon Flat Files Mastery:. Comprehensive knowledge of Amazon flat files for listing creation and updates. Keyword Indexing, Ranking, and Monitoring:. Implement strategies for effective keyword indexing and ranking. Product Launch Expert:. Proven experience in planning and executing successful product launches on the Amazon platform. Replenishment Inventory Management:. Manage Amazon replenishment inventory, including creating new shipments . Catalog Management:. Experienced with Amazon category nodes, product types, product groups, and GL classifications. Amazon Rufus Optimization:. Proficient in Amazon Rufus white papers and AI-driven search optimizations. ASIN Operations:. Experienced in ASIN merges, ASIN refreshes, and SKU transfers between ASINs. Reimbursement Processing:. Skilled in Amazon reimbursement claims and reconciliation processes. Walmart Marketplace Expertise:. Experienced in Walmart listing optimizations, Walmart Brand Portal management, and content enhancement. Regulated Category Compliance:. Experienced in supplement, pest control, or similar regulated categories with knowledge of EPA requirements and compliance standards. Amazon Brand Analytics Analysis:. Proficient in analyzing Search Query Performance reports, Market Basket Analysis, and competitive intelligence data. Market Comparison and Reporting:. Conduct comprehensive market analysis, competitive benchmarking, and generate actionable insights through detailed reporting. A/B Testing and Conversion Optimization:. Design and execute A/B tests to continuously improve conversion rates (CVR) and click-through rates (CTR) through data-driven experimentation. Amazon Reporting and Data Analysis:. Utilize advanced Excel, Google Sheets, and other tools to analyze Amazon reporting data. Appeal Writing Skills:. Write compelling appeals based on provided inputs to address any issues or challenges that may arise. Continuous Learning and Adaptability:. Demonstrate the ability to learn and master new tools and techniques quickly in the ever-evolving e-commerce landscape. Proven experience as an Amazon Marketplace Manager or eCommerce Specialist. Expert knowledge of Helium 10, Amazon flat files, and inventory management processes. Strong understanding of keyword strategies, ranking optimization, and product launches. Proficiency in Amazon Brand Analytics and Search Query Performance data analysis and optimization. Experience with Walmart marketplace management including Walmart flat files, bulk uploads, and catalog management. Experience managing regulated categories (supplements, pest control) with EPA/FDA compliance knowledge. Demonstrated success with A/B testing and continuous CVR/CTR optimization. Advanced skills in Excel, Google Sheets, and Amazon/Walmart reporting tools. Strong analytical, problem-solving, and data manipulation abilities. Excellent written and verbal communication skills. Ability to thrive in a fast-paced, deadline-driven environment. Detail-oriented with strong organizational skills. Availability to work 9 AM to 5 PM PST Retry. Salary:. $7 - $10 USD per hour based on experience. Company Location: Colombia.