Senior Partner Engineer

affirm

Remote Canada

Posted Jun 24, 2026

Other
Remote
Infrastructure Platform Eng

Job description

Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compounding interest.

Affirm’s vision is to deliver honest financial products that improve lives. In the US now, Affirm now covers half of all ecommerce volume and has access to nearly all buyers. Our mission, as part of the Merchant and Platform Engineering team, is to grow Affirm’s revenue by helping Merchants and Partners acquire and retain valued customers with industry leading, innovative Buy Now Pay Later POS checkout experiences. We are just getting started. Come be a part of a team shaping the future!

In this role as a Senior Partner Solutions Engineer, you will be responsible for providing technical leadership across Commercial and Product Partnership teams, supporting large cross-functional programs. You will represent Affirm’s engineering team and technologies to partners, such as Shopify and Stripe, while helping drive technical + business strategy. This role entails operational support for ad hoc partner requests, collaborating with engineering teams on solution design, and managing the execution of long-term initiatives. The ideal candidate will be passionate about fostering a culture of engineering excellence and innovation, unafraid to roll up their sleeves with engineers with a proven track record of delivering results.

What You'll Do

Develop detailed project plans, including: solution design, timeline estimation, task break-down, 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
Serves as an overarching 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 pertinent external documentation to strengthen the overall partnership experience

What We Look For

4+ years experience in a Solutions Engineering, Partner Engineering, Sales Engineering, Technical Account Management, Solutions Architecture, or any other customer-facing engineering role
Ability to read and understand multiple programming languages
Experience with Ecommerce technologies and data models
Experience and understanding of JSON, HTML, REST API, and Webhook technologies
Familiarity with the following concepts: integrating UX elements w/ backend services, frameworks, and 3rd 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
Passion and drive to change consumer banking for the better
Nice to have: experience and understanding of various Partner Types (e.g. Ecommerce Platforms, Payment Processors, Payment Gateways, and Wallets)

Pay Grade - L
Equity Grade - 4

Employees new to Affirm typically come in at the start of the pay range. Affirm focuses on providing a simple and transparent pay structure which is based on a variety of factors, including location, experience and job-related skills.

Base pay is part of a total compensation package that may include monthly stipends for health, wellness and tech spending, and benefits (including 100% subsidized medical coverage, dental and vision for you and your dependents). In addition, the employees may be eligible for equity rewards offered by Affirm Holdings, Inc. (parent company).

CAN base pay range per year: $133,000 - $183,000

Please note that visa sponsorship is not available for this position.

#LI-Remote

Affirm is proud to be a remote-first company! The majority of our roles are remote and you can work almost anywhere within the country of employment. Affirmers in proximal roles have the flexibility to work remotely, but will occasionally be required to work out of their assigned Affirm office. A limited number of roles remain office-based due to the nature of their job responsibilities.

We’re extremely proud to offer competitive benefits that are anchored to our core value of people come first. Some key highlights of our benefits package include:

Health care coverage - Affirm covers all premiums for all levels of coverage for you and your dependents
Flexible Spending Wallets - generous stipends for spending on Technology, Food, various Lifestyle needs, and family forming expenses
Time off - competitive vacation and holiday schedules allowing you to take time off to rest and recharge
ESPP - An employee stock purchase plan enabling you to buy shares of Affirm at a discount

We believe It’s On Us to provide an inclusive interview experience for all, including people with disabilities. We are happy to provide reasonable accommodations to candidates in need of individualized support during the hiring process.

[For U.S. positions that could be performed in Los Angeles or San Francisco] Pursuant to the San Francisco Fair Chance Ordinance and Los Angeles Fair Chance Initiative for Hiring Ordinance, Affirm will consider for employment qualified applicants with arrest and conviction records.

By clicking "Submit Application," you acknowledge that you have read Affirm's Global Candidate Privacy Notice and hereby freely and unambiguously give informed consent to the collection, processing, use, and storage of your personal information as described therein.