Product Builder – Fintech

Mews

. Take end-to-end ownership of product initiatives in Acquiring: define the problem, prototype the solution, ship to production, and iterate based on real customer feedback .

Posted 10/31/2026full-timeRemote • GermanySeniorLead💰 €82,500 - €90,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in end-to-end product ownership, leveraging AI for development efficiency, and integrating payment service providers. Proven ability to make independent product decisions and coach others in product development.

Highest-signal resume keywords

End-To-End Product OwnershipAI Tooling ExperiencePayment Service IntegrationStrong Product InstinctsRegulated Financial Environment Experience

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Customer-Facing Software DeliveryLarge-Scale Initiative ManagementAPI IntegrationWebhook ImplementationIdempotency UnderstandingReconciliation ProcessesProduct Decision MakingExperimentationPrototyping SolutionsIterative Development

Soft Skills

CoachingCollaborationProblem-Solving

Tools & Technologies

ClaudeCursorAgent Frameworks

Industry Keywords

Payment Lifecycle3DS/SCAIC++ PricingChargebacksPCI DSSAudit TrailsPII Handling

Tech Stack

Tools & technologies

C++

About the role

Key responsibilities & impact

Take end-to-end ownership of product initiatives in Acquiring: define the problem, prototype the solution, ship to production, and iterate based on real customer feedback
Design and implement systems powering card and alternative payment acceptance, the payment-facilitator layer, and reporting to the ledger
Leverage AI to ship faster and set standards for its use in the development process across the tribe
Build reusable AI approaches, patterns and frameworks that accelerate other Product Builders and domains
Coach colleagues who want to develop in the Product Builder direction
Set scope, run experiments, make product and engineering decisions, and operate what you build

Requirements

What you’ll need

Seven or more years delivering customer-facing software with measurable business outcomes, including large-scale initiatives across functions, systems, or product areas
Hands-on experience using modern AI tooling such as Claude, Cursor, or agent frameworks as a core part of building, with enough understanding to make sound engineering decisions
Experience integrating a payment service provider or acquirer at scale, including APIs, webhooks, idempotency, and reconciliation
Strong product instincts and experience making product calls without waiting on a dedicated Product Manager or Designer
Nice to have: experience in a startup, founder or scale-up environment
Nice to have: working knowledge of the card payment lifecycle, including 3DS/SCA, IC++ pricing, chargebacks and PCI DSS scope
Nice to have: experience in a regulated financial environment, including audit trails and PII handling

Benefits

Comp & perks

Unlimited paid holiday
Participation in the company share program
Paid parental leave (6 months fully paid for primary caregivers, 2 months for secondary, available after one year of service)
Annual Learning budget of €300, and more for high performers
Monthly "EDGE" time to Explore, Develop, Grow, and Elevate yourself
Work from anywhere policy with flexibility to work abroad for a few weeks each year
Relocation options, available after one year
Flexible, hybrid working options
Home office setup budget
Monthly work-from-home allowance
Claude tokens for workflow automation and development
Additional local benefits varying by location, including healthcare and retirement plans, team events, socials and other perks