Remote (EU) Product Manager role to own end-to-end payments product strategy and delivery for ThriveCart. Responsibilities include expanding payment methods, integrating and maintaining providers (e.g., Stripe, PayPal, Authorize.net), ensuring PCI/PSD2/SCA compliance, improving conversion and reliability, and working cross-functionally with engineering, design, compliance, operations and customer success. Requires 3+ years PM experience with payments in SaaS/fintech/eCommerce.