E-Commerce & Marketplace Manager

Job Title: E-Commerce & Marketplace Manager - Amazon & Shopify Job Description The E-Commerce & Marketplace Manager leads the growth and day-to-day performance of multiple brands and a large portfolio of SKUs across Amazon and Shopify. This is a hands-on, revenue-focused role that owns strategy and execution for marketplaces and direct-to-consumer channels, with a strong emphasis on profitability, advertising performance, and seamless coordination with cross-functional teams. The ideal candidate brings deep expertise in Amazon Seller Central and Shopify, thrives in high-SKU, multi-brand environments, and enjoys taking full ownership of results in a fast-growing organization. Responsibilities Own and manage multiple brands and SKUs within the Amazon ecosystem, including Seller Central, ensuring that all marketplace activities align with revenue and profitability goals.Manage and optimize Amazon product listings, including titles, bullet points, keywords, images, A+ Content, storefronts, variations, and catalog structure to maximize visibility and conversion.Develop, launch, and manage Amazon PPC and Sponsored Ads campaigns across multiple products and brands, focusing on efficient use of advertising budgets.Monitor key Amazon performance metrics such as ROAS, ACOS, TACOS, conversion rates, traffic, rankings, and marketplace profitability, and adjust strategies based on data.Develop and execute strategies to increase organic ranking, conversion rates, customer reviews, and overall market share within Amazon.Plan and manage Amazon promotions, coupons, pricing strategies, and new product launches to drive incremental revenue and brand growth.Monitor Amazon account health, including suppressed listings, catalog issues, chargebacks, and marketplace compliance, and resolve issues proactively.Coordinate Amazon inventory requirements with purchasing, production, and operations teams to maintain stock availability and support sales targets.Prioritize advertising and promotional spend based on SKU-level revenue, margins, inventory levels, and performance data.Analyze competitor pricing, positioning, promotions, and marketplace activity to identify opportunities and inform strategic decisions.Own day-to-day management and optimization of the Shopify ecosystem across multiple brands and product lines, ensuring a high-performing direct-to-consumer experience.Improve website merchandising, product pages, collections, navigation, promotions, and overall customer experience on Shopify.Manage a large and evolving SKU catalog on Shopify while maintaining accurate pricing, content, product information, and merchandising.Identify opportunities to increase traffic, conversion rate, average order value, repeat purchases, and overall direct-to-consumer revenue.Coordinate product launches, promotional calendars, bundles, discounts, and seasonal campaigns across Shopify and related digital channels.Collaborate with internal and external resources on SEO, paid media, email and SMS campaigns, creative assets, and website improvements.Monitor Shopify site performance and identify opportunities to improve conversion and profitability through ongoing testing and optimization.Develop and execute strategies to grow multiple brands across Amazon, Shopify, and other digital channels, balancing short-term wins with long-term brand equity.Manage competing priorities across brands, product categories, and SKUs, ensuring that resources are allocated to the highest-impact opportunities.Build and maintain promotional and product-launch calendars that align with brand and revenue objectives.Coordinate brand messaging and creative direction across digital channels to ensure consistency and alignment with brand positioning.Identify new products, bundles, cross-selling opportunities, and marketplace opportunities to expand revenue and customer lifetime value.Analyze customer behavior, competitor activity, category trends, and digital performance to inform strategic and tactical decisions.Work with leadership to establish revenue targets, marketing budgets, and channel-level profitability goals, and report on progress against these targets.Manage outside agencies, freelancers, and marketing partners as needed to support advertising, creative, and technical initiatives.Identify underperforming brands and SKUs and develop corrective strategies, including pricing, positioning, promotional, or assortment changes.Collaborate closely with executive leadership, operations, finance, creative, inventory, purchasing, and supply chain teams to build and execute the overall e-commerce strategy.Operate independently, take ownership of results, and communicate performance, insights, and recommendations clearly to stakeholders. Essential Skills At least 5+ years of hands-on e-commerce management experience with direct responsibility for revenue and performance.Demonstrated experience managing multiple brands and large, complex SKU portfolios in digital channels.Strong, hands-on experience with Amazon Seller Central, including listing management, account health, and marketplace operations.Strong, hands-on experience with Shopify, including merchandising, promotions, and conversion optimization.Proven track record of growing revenue through Amazon and/or direct-to-consumer e-commerce channels.Experience managing Amazon PPC and Sponsored Ads, including campaign structure, optimization, and budget management.Strong understanding of Amazon SEO, listing optimization, A+ Content, promotions, and marketplace analytics.Experience with Shopify merchandising, promotions, conversion optimization, and performance reporting.Experience prioritizing and managing performance across numerous products and SKUs simultaneously.Strong analytical skills and the ability to make data-driven decisions using marketplace and site performance metrics.Solid understanding of e-commerce P&L and profitability, including margins, advertising efficiency, and inventory considerations.Strong Excel or Google Sheets skills for analysis, reporting, and forecasting.Ability to manage multiple brands, SKUs, launches, campaigns, and priorities simultaneously in a fast-paced environment.Strong written and verbal communication skills for cross-functional collaboration and external partner management.Ability to operate independently, take ownership of outcomes, and drive initiatives from strategy through execution.Hands-on experience with digital marketing and SEO, including Amazon SEO and SEO-driven content strategies. Additional Skills & Qualifications Experience in beauty, skincare, personal care, wellness, supplements, or consumer packaged goods.Experience in multi-brand e-commerce organizations and high-SKU-count environments.Experience with Amazon FBA and Amazon Vendor programs.Experience with email and SMS marketing platforms for customer engagement and retention.Proficiency with Google Analytics or GA4 for tracking, analysis, and reporting.Experience with Meta Ads and Google Ads for paid media campaigns.Broader SEO experience beyond marketplaces, including site-level optimization and content strategies.Experience with influencer and affiliate marketing programs to drive awareness and sales.Experience with subscription-based e-commerce models and recurring revenue strategies.Exposure to new product launches, including planning, positioning, and go-to-market execution.Experience with inventory and demand planning in an e-commerce context.Experience within consumer product manufacturing or distribution environments.Experience or familiarity with cosmetics and private label products.Experience in marketing and sales with a focus on SEO-optimized and SEO-driven initiatives. Work Environment This role is based onsite in Clearwater, providing close collaboration with leadership and cross-functional teams in a dynamic, growth-oriented environment. You will work directly with operations, finance, creative, inventory, purchasing, and supply chain teams while managing Amazon and Shopify platforms using modern digital tools and analytics. The setting supports a hands-on, fast-paced e-commerce operation where you can see the impact of your work on brand performance and revenue. Job Type & Location This is a Permanent position based out of Clearwater, FL. Pay And Benefits The pay range for this position is $65000.00 - $80000.00/yr. Individual compensation offered for this position within this range will depend on many factors, including qualifications, skills, relevant experience, job knowledge, geographic location, internal equity, and other pertinent job-related factors. Growing company with opportunities for advancement and promotions. Entrepreneurial, fast-paced environment where employees can make an impact. Family-business feel with direct visibility to leadership. Employees frequently mention learning opportunities and exposure to multiple areas of the business. Clearwater location in a growing beauty/wellness manufacturing organization Workplace Type This is a fully onsite position in Clearwater,FL. Application Deadline This position is anticipated to close on Sep 24, 2026. About Aston Carter Aston Carter provides world-class corporate talent solutions to thousands of clients across the globe. Specialized in accounting, finance, human resources, talent acquisition, procurement, supply chain and select administrative professions, we extend the capabilities of industry-leading companies. We draw on our deep recruiting expertise and expansive network to meet the evolving needs of our clients and talent community with agility and excellence. With offices across the U.S., Canada, Asia Pacific and Europe, Aston Carter serves many of the Fortune 500. We are proud to be a ClearlyRated Best of Staffing® Platinum Award winner for both client and talent service. The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law. If you would like to request a reasonable accommodation, such as the modification or adjustment of the job application process or interviewing process due to a disability, please email astoncarteraccommodation@astoncarter.com for other accommodation options. San Francisco Fair Chance Ordinance: Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records. Massachusetts Lie Detector: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability. Use of Artificial Intelligence (AI): We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.