Senior Partner Solutions Engineer — Remote Partnerships

Affirm; Sioux Falls (SD); On-site; USD 146,000 - 206,000; Full time

Benefits offered by this job

Health care coverage

Flexible Spending Wallets

Time off

ESPP

Job summary

Affirm is seeking a Senior Partner Solutions Engineer to lead technical partnerships across Commercial and Product Partnership teams, supporting large cross-functional programs and representing Affirm’s engineering to partners like Shopify and Stripe. The role includes solution design, ad-hoc support, and long-term initiative execution.

The ideal candidate brings 4+ years in customer-facing engineering, strong API/webhook experience, and excellent communication and project management skills.

Qualifications

• 4+ years in a customer-facing engineering role.
• Ability to read and understand multiple programming languages.
• Experience with e‑commerce technologies and data models.
• Experience and understanding of JSON, HTML, REST API, and Webhook technologies.
• Familiarity with integrating UX elements with backend services, frameworks, and third‑party developer APIs.
• Experience with alerting and monitoring tools and applications.
• Excellent verbal and written communication skills, strong project management skills, capable of influencing internal and external stakeholders to stay on schedule.

Responsibilities

• Develop detailed project plans, including solution design, timeline estimation, task breakdown, and testing plan.
• Provide day‑to‑day support for technical questions from external partner stakeholders.
• Develop integration support material and documentation for new products, rollouts and features.
• Serve as a SME and point of escalation for internal and external teams facing technical challenges.
• Make recommendations on integration strategy, platform evolution, infrastructure, and tooling selection to optimize user experience.
• Explore the business intersection between our commercial strategy and technical partnership capabilities.
• Contribute to the internal development of external documentation to strengthen the partnership experience.

Skills

Solutions Engineering

Programming languages

E-commerce technologies

JSON/HTML/REST APIs/Webhooks

API & backend integration

Monitoring tools

Communication & PM

Partner types familiarity

Job description

Affirm is seeking a Senior Partner Solutions Engineer to lead technical partnerships across Commercial and Product Partnership teams, supporting large cross-functional programs and representing Affirm’s engineering to partners like Shopify and Stripe. The role includes solution design, ad-hoc support, and long-term initiative execution.

The ideal candidate brings 4+ years in customer-facing engineering, strong API/webhook experience, and excellent communication and project management skills.