Key Account Manager

About the Revenue team

The Revenue team drives Affirm’s top-line growth through strategic partnerships, pricing, and go-to-market execution. We acquire, retain, and expand merchant relationships across eCommerce, in-store, telesales, and the Affirm app. The team leads onboarding, relationship management, and performance optimization to help partners succeed. We deliver value-added solutions, drive adoption, and support long-term business growth by connecting merchants and consumers through Affirm’s products.

About the Role

Affirm is building the next generation of honest, transparent financial products—and partnering with leading merchants globally to drive responsible growth. In this role, you’ll have meaningful ownership, high visibility, and the opportunity to shape how Affirm scales internationally through our most strategic relationships in Canada.

We are looking for a highly strategic, hands-on Key Account Manager to own and grow a portfolio of our largest Canadian merchants. This role sits at the center of commercial strategy and execution—shaping multi-year joint roadmaps, influencing senior stakeholders, and orchestrating cross-functional teams to deliver on key success metrics and goals. You’ll operate as the quarterback for your accounts: setting the strategy, driving rigorous account planning, and ensuring day-to-day execution lands on time and against KPI targets.

What You’ll Do

• Own and lead Affirm’s largest Canadian partner relationships, driving growth and long-term strategy across multiple business units.
• Define and drive the strategic vision for each relationship—aligning joint priorities to Affirm’s broader goals and influencing senior stakeholders on both sides.
• Develop sophisticated account plans; build and execute multi-year growth roadmaps spanning product integrations, co-marketing initiatives, and go-to-market expansions.
• Lead complex commercial negotiations, including contracts, pricing, renewal strategy, and expansion opportunities.
• Analyze partner performance and recommend programs to increase adoption, improve performance, and expand into new use cases.
• Orchestrate cross-functional execution across Product, Technical, Credit, Analytics, Marketing, Risk, and other internal stakeholders to deliver partner initiatives and business results.
• Manage customer health to ensure strong satisfaction, long-term retention, and consistent business outcomes.

What We Look For

• 7+ years of B2B client-facing experience; preferably in a tech or fintech environment.
• Excellent customer relationship management skills with the ability to lead and grow complex, strategic partnerships at the executive level.
• Experience in driving and managing cross-functional, multi-stakeholder initiatives with high attention to detail.
• Strong written and verbal communication (e.g. proposals, memos, e-mails, presenting); concise, structured, and credible with the ability to influence senior stakeholders and executive audiences.
• Excellent analytical abilities, including the ability to suss out key data points and trends, and report out to internal and external stakeholders.
• Experience structuring, negotiating, and closing large-scale commercial contracts.
• Ability to adapt quickly to changing priorities, take initiative, and go beyond defined responsibilities to drive success of projects and the broader team.
• Ability to craft compelling value propositions and strategic narratives for executive audiences.