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// POSTED: Apr 14, 2026

**Experienced Full Stack Customer Development Manager – Costco Account Management**

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At arenaflex, we're on a mission to revolutionize the way we connect with our customers and drive business growth. As a seasoned Customer Development Manager, you'll play a critical role in shaping our customer-centric approach and delivering exceptional results. If you're a data-driven leader with a passion for analytics and a knack for storytelling, we want to hear from you. **About arenaflex** arenaflex is a leading industry player, dedicated to providing innovative solutions and exceptional customer experiences. With a rich history of success and a commitment to continuous learning, we're a company that values growth, diversity, and inclusion. Our culture is built on the principles of respect, empathy, and open communication, making us an ideal place for professionals who thrive in a dynamic and supportive environment. **What You'll Do** As a Customer Development Manager, you'll be responsible for driving business growth and category development for our top national customer, Costco. You'll leverage your analytical expertise to execute category strategies, analyze data, and identify opportunities for improvement. Your role will involve: * Managing data sources to monitor field execution of vendor programs and assortments * Communicating complex information to multiple stakeholders with varying levels of knowledge * Staying informed of industry best practices and providing effective insights to drive sales, margin, and market development goals * Analyzing and reporting data to identify issues, trends, or exceptions and driving improvement of results * Tracking category performance, including sales, profits, margins, and market share * Developing, communicating, executing, and monitoring specific performance metrics and goals relevant to each business * Creating and delivering effective reports using POS data, syndicated data, and account-specific database information * Evaluating and making recommendations on supplier performance to enhance inventory and fill rate objectives * Understanding and applying customer, consumer, and industry insights using market research data to deliver category growth * Ensuring superior client satisfaction by providing hands-on deep analytics and contributing to team problem-solving * Managing multiple priorities in a fast-paced environment and performing other job-related duties as assigned **What You'll Need** To succeed in this role, you'll need: * A Bachelor's Degree and experience within the Consumer Packaged Goods (CPG) sector, with a preference for Adult Beverage and Costco experience * Strong analytical, problem-solving, decision-making, and quantitative analysis skills * Ability to incorporate and interpret data from multiple unrelated data sources into concise action-oriented recommendations * Understanding of National Chain Sales, Retail, and Distributor operations * Expertise in category management principles, syndicated data, and shopper/consumer insights (Numerator/Spectra, etc.) * Ability to collaborate with external retail customers, key suppliers, and internal teams to deliver insights and recommendations * Assertive leadership and decision-making skills with an aptitude for understanding changing market dynamics and resolving complex problems * Preferred experience working with Syndicated data (Nielsen, IRI), Internal Shipment Data, and Household Panel * Strong leadership, decision-making capability, and a proven track record of success * Intermediate to advanced knowledge of Excel and PowerPoint **What We Offer** As a valued member of our team, you'll enjoy: * A competitive salary and benefits package, including comprehensive medical and prescription drug coverage, dental and vision plans, tax-saving Flexible Spending Accounts, disability coverage, life insurance plans, and a 401(k) plan * Opportunities for career growth and professional development, including tuition reimbursement and a wellness program * A dynamic and supportive work environment that values continuous learning and growth * A culture that respects and values diversity, inclusion, and employee well-being * A comprehensive compensation package that includes a competitive salary, bonuses, and benefits **How to Apply** If you're a motivated and results-driven professional with a passion for analytics and customer development, we encourage you to apply for this exciting opportunity. Don't worry if you don't meet every single requirement – we value a great attitude and a willingness to learn above all. Submit your application today and take the first step towards a rewarding career with arenaflex. **Apply Now** **Join Our Team** At arenaflex, we're committed to creating a workplace that's inclusive, diverse, and supportive. We believe that our employees are our greatest asset, and we're dedicated to providing them with the tools, resources, and opportunities they need to succeed. If you're passionate about customer development, analytics, and growth, we want to hear from you. Join our team today and be part of a company that's shaping the future of customer-centric business.
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