Staff Product Security Engineer

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 values information security as a critical part of the company’s continued success. Our mission is to make information security programmatic and cultural in affirm, enabling the company to succeed in building honest financial products. The Security team posture increases security and reduces risk while securely enabling access to information for those who need it! What You'll Do Partner with affirm product teams to ensure that security is included in every phase of the product development lifecycle. Conduct threat modeling and architecture reviews to ensure threats are understood, documented, and mitigated. Review and analyze product source code to identify security vulnerabilities and provide recommendations for secure implementation. Seek out opportunities to automate processes when appropriate. Identify emerging classes of vulnerabilities and developing solutions for them before they’re a problem. Assist product teams in the development of security focused test cases to enforce security requirements. Advise product teams on business security requirements early in the product development lifecycle. Decompose large, cross-team projects into individual tasks. Manage scope across teams and drive toward project closure. What We Look For Deep understanding of web application architecture and design principles Experience using modern software development and delivery techniques to develop cloud-based services. Python, Kotlin, Java, AWS, and Azure experience preferred. Knowledge of common security flaws and resolution as published by OWASP, SANS, etc. Experience with PCI or other regulated environments. Experience conducting threat models for complex, distributed products using standard threat modeling techniques and methodologies. Experience with standard authentication mechanisms, including SAML and OAuth2. Understanding of continuous integration / continuous deployment processes and tools. BS degree in related field or equivalent experience. MS degree in a related field or equivalent experience is a plus. Location Remote U.S. Compensation & Benefits Pay Grade - P Equity Grade - 13 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). USA base pay range (CA, WA, NY, NJ, CT) per year: $225,000 - 275,000 USD USA base pay range (all other U.S. states) per year: $200,000 - 250,000 USD Affirm is proud to be a remote‑first company! The majority of our roles are remote and can be performed anywhere within the United States. Certain roles may occasionally require work at an affirm office due to job responsibilities. Benefits We’re extremely proud to offer a competitive benefits package that reflects our core value of people coming first. Key highlights include: Health care coverage – affirm covers all premiums for all levels of coverage for you and your dependents. Flexible Spending Wallets – generous stipends for technology, food, lifestyle needs, and forming a family. Time off – competitive vacation and holiday schedules allowing you to take time to rest and recharge. ESPP – an employee stock purchase plan enabling you to buy shares of affirm at a discount. Inclusion & Disability Accommodations 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. Compliance 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 qualified applicants with arrest and conviction records. #J-18808-Ljbffr