Senior Partner Engineer

Das ist der Job

Affirm’s vision is to deliver honest financial products that improve lives.

Darum lohnt es sich

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. 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 and 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.

Serve as an overarching SME and point of escalation for internal and external teams facing technical challenges.

Base pay is part of a total compensation package that may include equity rewards, monthly stipends for health, wellness, and tech spending, and benefits (including 100% subsidized medical coverage, dental and vision for you and your dependents).

Benefits Health care coverage – affirm covers all premiums for all levels of coverage for you and your dependents. Receive international payments at the real exchange rate.

Remote - $165,000 - $225,000 per year - Posted June 24, 2026 - via Affirms 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. In the U.S. now, affirm covers half of all e-commerce volume and has access to nearly all buyers.

We are just getting started. 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 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.

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 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 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. Passion and drive to change consumer banking for the better.

Nice to have: experience and understanding of various partner types (e.g., e‑commerce platforms, payment processors, payment gateways, and wallets).

Pay Grade – L Equity Grade – 6 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.

USA base pay range (CA, WA, NY, NJ, CT) per year: $165,000 - $225,000 USA base pay range (all other U.S. states) per year: $146,000 - $206,000 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.

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. ESP – 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.

Global travel + medical insurance with monthly billing for global professionals. Used by millions of freelancers worldwide. #J-18808-Ljbffr