Senior Product Manager, B2B (Buyer and Seller Tech)
fanaticscollectibles
Los Angeles, CA, United States · Los Angeles · United States
Posted Oct 19, 2026
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Job description
## About Us
Fanatics is building a leading global digital sports platform. We ignite the passions of global sports fans and maximize the presence and reach for our hundreds of sports partners globally by offering products and services across Fanatics Commerce, Fanatics Collectibles, and Fanatics Betting & Gaming, allowing sports fans to Buy, Collect, and Bet. Through the Fanatics platform, sports fans can buy licensed fan gear, jerseys, lifestyle and streetwear products, headwear, and hardgoods; collect physical and digital trading cards, sports memorabilia, and other digital assets; and bet as the company builds its Sportsbook and iGaming platform. Fanatics has an established database of over 100 million global sports fans; a global partner network with approximately 900 sports properties, including major national and international professional sports leagues, players associations, teams, colleges, college conferences and retail partners, 2,500 athletes and celebrities, and 200 exclusive athletes; and over 2,000 retail locations, including its Lids retail stores. Our more than 22,000 employees are committed to relentlessly enhancing the fan experience and delighting sports fans globally.
**About the Company**
Fanatics Collectibles is a new company operating at the intersection of collectibles, culture, and technology. Backed by world-class investors, operators, and sports & entertainment partners, we are building the global leader in next-generation collectibles. As part of the broader Fanatics ecosystem, we leverage a digital sports platform that spans over 900 sports properties and engages more than 81 million fans. Together, we are reimagining every part of the collectibles experience for fans, partners, and creators.
**Role Summary**
Fanatics Collect is a marketplace for trading cards and collectibles. A growing share of our supply and demand comes from businesses: hobby shops listing thousands of items, dealers managing thousands of cards on behalf of collectors, and breakers buying in volume.
We're looking for a Senior PM to build the B2B side of the Marketplace: the tools, agentic APIs and partner integrations that make Fanatics Collect the best place for professional sellers and buyers to do business at scale.
**What You'll Own**
- **Pro Seller:** tools for high-volume sellers to list, price, manage and fulfill inventory at scale, with corresponding analytics to help them optimize their business.
- **Pro Buyer:** bulk buying and API access for volume buyers, including automated buying against predefined criteria.
- **Agentic commerce:** make Fanatics Collect the marketplace AI agents are built for, from agent-ready APIs and integrations with AI assistants to on-site agentic buying and selling experiences.
- **Partner integrations:** integrations across the Fanatics ecosystem to offer sellers more distribution channels and help them get their inventory in front of millions of sports fans.
- **Operating at scale:** build automated solutions for onboarding new hobby shops, enforcing quality controls, etc.
- **Strategy and execution:** set success metrics, priorities, and partner with design, engineering, Commerce, Finance, Ops and Sales to ship.
**Qualifications**
**Required**
- 5+ years of product management experience, including marketplace or commerce products.
- Experience with platform or API products or partner integrations; comfortable with technical tradeoffs and working closely with engineers.
- Track record of taking a new, ambiguous area from problem definition to shipped product.
- Data fluent: sets metrics, reads the data, makes the call.
- Comfortable in a fast-moving, cross-functional org
- AI-first: builds with AI every day (prototyping, analysis, specs) and looks for where AI can reshape the product, not just speed up the work.
*Ensure your Fanatics job offer is legitimate and don’t fall victim to fraud. Fanatics never seeks payment from job applicants. Feel free to ask your recruiter for a phone call or other type of communication for interview, and ensure your communication is coming from a Fanatics email address (including @collectfanatics.com). For added security, where possible, apply through our company website at*[*](http://www.fanaticsinc.com/careers)
The salary range represents base pay only and does not include short-term or long-term incentive compensation. This salary range is specific to Los Angeles and may not be applicable to other locations. When determining base pay, as part of a final compensation package, we consider several factors such as location, experience, qualifications, and training. For information about our benefits, please visit