What We Look For

• You have 4+ years of experience designing, developing, and launching backend systems at scale using languages like Python, Kotlin, Java, or another comparable modern programming language.
• You have a track record of developing highly available distributed systems using technologies like AWS, MySQL, and Kubernetes, as well as relational databases, event-driven architectures, and RPC or API frameworks.
• You have experience defining a technical plan for the delivery of a significant feature or system component with an elegant, secure, simple, and extensible design. You write high-quality code that is easily understood and used by others.
• You are proficient at making significant changes in a large codebase and have developed a suite of tools and practices that enable you and your team to do so safely, including testing strategies, migration plans, and controlled rollouts.
• Your experience demonstrates that you take ownership of your growth, proactively seeking feedback from your team, manager, and stakeholders, while helping other engineers grow through mentorship and technical leadership.
• You have strong verbal and written communication skills that support effective collaboration with our global engineering team and cross-functional partners.
• This position requires either equivalent practical experience or a bachelor’s degree in a related field.
• Familiarity with standards and protocols such as OAuth 2.0, OpenID Connect, WebAuthn/passkeys, FIDO2, JWTs, and public-key cryptography. Knowledge of security and assurance frameworks such as the NIST Digital Identity Guidelines or PCI DSS.
• Experience designing session-management, token-issuance, account-recovery, or multi-factor authentication systems. Familiarity with risk-based or adaptive authentication and the interaction between identity, security, compliance, and fraud controls.

This remote role is open only to candidates residing in Alberta, British Columbia, Manitoba, New Brunswick, Newfoundland and Labrador, Nova Scotia, Ontario, Prince Edward Island, or Saskatchewan

Pay Grade - NEquity 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.

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.)

CAN base pay range per year: $153,000 - $213,000 CAD

#LI-Remote

Remote-first with flexibility built in Affirm is proud to be a remote-first company. Most roles can be done from almost anywhere within the country of employment. Some positions may occasionally require in-person work at an Affirm office, and a few are office-based due to the nature of the work. All new hires will be invited to attend an in-person onboarding experience.

Benefits designed for you Our benefits reflect our commitment to care, transparency, and flexibility. Here are a few highlights:

• Health coverage at no cost: We cover 100% of premiums for employees and their dependents.
• Spending stipends: Monthly stipends support your tech setup, and the ability to choose health and wellness options that are right for you.
• Time off to recharge: Flexible time off and generous holiday calendars help you rest when you need to.
• Own a piece of what you build: Our employee stock purchase plan (ESPP) lets you buy Affirm stock at a discount.

We’re committed to providing an inclusive interview process, including accommodations for candidates with disabilities. If you need support, we’re happy to help.

For positions based in San Francisco or Los Angeles: Affirm considers qualified applicants with arrest and conviction records, as required by law.

By clicking “Submit Application,” you acknowledge that you have read Affirm’s Global Candidate Privacy Notice and consent to the use of your personal information as described.