Staff Product Security Engineer

Affirm

📍 boulder, boulder county, co, United-States

Full-time Other-General Posted June 11, 2026

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 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 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 ...