Lead API integrations and payment architecture remotely across Canada as a Senior Sales Engineer supporting enterprise merchants at Affirm. Shape scalable checkout solutions. This Senior Sales Engineer combines technical aptitude, communication, and creative problem solving in pre-sales. You will lead discovery, analyze requirements, and identify well-architected solutions for enterprise merchants. The work spans Affirm sales, engineering, product, and partner engineering teams while supporting deals and implementations. Key Responsibilities:
Serve as technical expert on Affirm integration solutions Architect complex integrations and tailored merchant customizations Build trust with enterprise and key merchants Lead solution strategy for largest customer opportunities Provide customer insights for product development Requirements:
Four-plus years in sales engineering or related roles Three-plus years in payments, fintech, or related industry Robust API, SaaS, enterprise architecture, and checkout knowledge Ability to write scripts in one programming language Willingness to travel up to thirty percent Apply technical expertise in payments, APIs, and enterprise architecture to help Affirm merchants build reliable checkout solutions.