Principal Product Manager, Cart, Checkout

Principal Product Manager, Cart, Checkout, and Payments

Austin, Texas, USA

The Knot Worldwide seeks a Principal Product Manager to define and own the future of e-commerce for The Knot Worldwide. This is a strategic, high-visibility role focused on the cart and payments platform that powers our entire business. You will be the single-threaded owner responsible for the multi-year strategy, product performance, and user experience of a platform that processes millions of transactions across complex, mixed-cart scenarios.

You will report to the Senior Director of Product and lead a dedicated squad of design, data, and engineering partners with deep retail expertise. If you are obsessed with solving complex, high-scale problems and are passionate about making life’s moments joyful and seamless, this is your opportunity.

• Act as the company's foremost subject matter expert for all e-commerce transactions, payments, and compliance, guiding executive stakeholders and engineering architects on technical and strategic decisions.
• Lead the core payments strategy, managing the full stack from payment processing and gateway relationships to fraud prevention and cost optimization.
• Define the strategic vision and multi-year roadmap for the TKWW checkout and cart experience, creating a scaled, seamless, trustworthy, and high-converting funnel for both couples and their guests.
• Own the product lifecycle for the universal cart, optimizing for complex, mixed-cart scenarios (e.g., third-party registry items, cash funds, honeymoon contributions, and physical products).
• Drive outcome-focused execution, focusing on how the product impacts customers and the business.
• Champion a world-class guest experience, understanding the user psychology of gifting to reduce friction, build trust, and drive measurable improvements.
• Partner with design and user research to prototype, test, and launch new checkout experiences.
• Drive the roadmap for payment method expansion, evaluating and integrating digital wallets (Apple Pay, Google Pay) and BNPL solutions.
• Own the key business metrics for payments and implement strategies to improve them continuously.
• Serve as the principal product liaison with Finance, Legal, and Security to ensure compliance.
• Lead and mentor a pod of engineers and analysts, fostering a data-driven culture, rapid experimentation, and customer obsession.
• Collaborate with product leaders to ensure cohesion between your products and the overall product experience on The Knot.

• 10+ years in product management with a track record of driving complex, high-impact initiatives
• Subject matter expertise in e-commerce with a focus on cart, checkout, and payment systems
• Experience serving users in cash gifting scenarios
• The ability to set strategic direction and help ideate and launch new products and experiences
• Experience using quantitative and qualitative data to inform product decisions and comfort with analytics tools
• A track record of crafting strategies that scale quality consumer experiences
• Executive communication and presence
• Keen aesthetics and empathy with a user-centered mentality
• Proven partnership with engineers and awareness of tech debt

This role is (Use the "Apply for this Job" box below). you’re based in NYC, we follow a hybrid schedule with in-office collaboration several days a week and work-from-home flexibility. If you’re in Austin, this position is remote for now, with the potential to shift to a hybrid model as our local team grows.

#LI-remote

• Commit to our customers: You act as one team on behalf of our customers, building what matters for life’s meaningful moments.
• Raise the bar: You define what great means, innovate, learn, and push toward our shared vision.
• Be all in: You own your work, debate openly to reach the best outcomes, and embrace diverse perspectives.
• Celebrate impact: You measure success by outcomes, deliver value, and recognize progress and lessons learned.

We offer a range of holistic programs to support our employees, including mental wellbeing, physical health, financial planning, flexible…