People Matter

Senior Staff Software Engineer, Backend (Fraud Decisioning)



Software Engineering, Accounting & Finance
United States · Remote
Posted on Tuesday, March 5, 2024

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.

We are looking for a Senior Staff Software Engineer to lead impactful projects and initiatives on the Fraud team within the Trust and Safety Department. You’ll be responsible for building tools and systems that empower Affirm fraud fighting capabilities, work with cross-functional teams to adopt and monitor those and use analytics and data driven decisions to further improve the performance and quality of fraud deciders. Our mission is to drive growth while protecting Affirm, consumers, and merchants. We achieve this by leveraging data to evaluate risk at critical points in the user journey, adapting to the ever-changing fraud landscape, and by introducing new fraud-fighting capabilities.

What You’ll Do

  • Evolve the technical strategy for Fraud area keeping extensibility, robustness, performance and Product strategy in mind.

  • Draft, review and refine technical specification documents. Participate in architectural reviews and closely collaborate with other tech leads in the Trust and Safety Department.

  • Partner cross-functionally with product and business teams to understand requirements and translate them into scalable and robust solutions.

  • Effectively communicate with engineering and non-engineering stakeholders to create a common understanding and enable effective decision-making

  • Review others’ work and provide constructive feedback in order to maintain high and consistent quality standards across teams.

  • Lead and mentor engineers to help them succeed and grow. Provide the right context to engineers and train them to take ownership of their respective pieces of the initiative.

  • Conduct technical and soft skill evaluations to inform and influence the hiring decisions. Develop and review the technical content and requirements of the interview process.

What We Look For

  • 10+ years of experience as a software engineer with leadership exposure and experience mentoring junior engineers

  • Expert at synthesizing complex business, product, and technical requirements to consistently produce high quality system designs and software

  • A strong understanding of distributed systems and how architectural decisions affect performance and maintainability.

  • Excellent communication skills, both written and verbal. Must be proficient in asynchronous communication – written tech specs, RFCs, project plans, etc.

  • Excellent project management skills – high degree of organization and ability to surface critical information effectively.

  • Passion for working with cross-functional teams including Product, ML, Analytics and Business teams

  • Python/Kotlin development experience.

  • Experience with AWS and/or other cloud providers.

Pay Grade - CAN 32

Employees new to Affirm or promoted into a new role, typically begin in the min to mid range.

CAN base pay range per year:

Min: 168,600 CAD
Mid: 210,800 CAD
Max: 252,900 CAD

Location: Remote - Canada


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 the Affirm Employment Privacy Policy for applicants within the United States, the EU Employee Notice Regarding Use of Personal Data (Poland) for applicants applying from Poland, the EU Employee Notice Regarding Use of Personal Data (Spain) for applicants applying from Spain, or the Affirm U.K. Limited Employee Notice Regarding Use of Personal Data for applicants applying from the United Kingdom, and hereby freely and unambiguously give informed consent to the collection, processing, use, and storage of your personal information as described therein.