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Affirm

Software Engineer II (Capacity Engineering)

Job Summary

The role involves developing and maintaining cloud infrastructure and distributed systems to support Affirm's global scale. It requires experience in backend development with Python or Kotlin, proficiency with AWS, MySQL, and Kubernetes, and a strong understanding of capacity planning and performance testing. The position emphasizes collaboration with cross-functional teams, supporting operational reliability, and contributing to a supportive team environment. The candidate should demonstrate technical ownership, effective communication skills, and a proactive approach to growth and feedback.

Required Skills

Cloud Infrastructure
Python
AWS
Documentation
Collaboration
Debugging
Distributed Systems
Backend Development
Kubernetes
Stakeholder Communication
Monitoring
MySQL
Kotlin
Code Review
Technical Guidance
Performance Testing
On-Call Support
Capacity Tuning

Benefits

Health Insurance
Paid Time Off
Dental Insurance
Vision Insurance
Employee Stock Purchase Plan
Flexible Spending Accounts
Remote Work Flexibility

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.

We are looking for a Software Engineer who’s optimizing cloud infrastructure & distributed systems and has experience with scale to join our Capacity Engineering team. We enable Affirm to build and scale our Infrastructure globally in an engineering efficient, developer friendly, cost-effective, resilient, performant and secure manner and ensure that Affirm can uphold our SLA commitments. Our work ranges from developing and maintaining a distributed load-testing framework, scaling for the holiday season, developing capacity models, capacity tuning and having fun along the way!

What You'll Do

  • With the support of your team’s tech lead and manager, you will break down larger projects into individual tasks, deliver them in multiple phases, and collaborate with others to ensure timely delivery of your work.
  • You will support your peers and stakeholders in the product development lifecycle by collaborating with product management, design & analytics by participating in ideation, articulating technical constraints, and partnering on decisions that properly consider risks and trade-offs.
  • You will support the operations and availability of your team’s artifacts by creating and monitoring metrics, escalating when needed, and supporting “keep the lights on” & on-call efforts.
  • You will contribute to a sense of community on your team by engaging in growth and development activities such as participation in the interview process.
  • You will assist with right-sizing compute and data workloads to make our infrastructure highly available and cost-effective
  • You will Collaborate with other infrastructure and product teams, providing technical guidance on capacity tuning to optimize production performance, and enabling effective performance testing.


What We Look For

  • You have a total of 1.5+ years of experience as a software engineer.
  • You have experience designing, developing and launching backend systems and are proficient in one of Python or Kotlin.
  • You are familiar with the building blocks of distributed systems, and the technologies like AWS, MySQL and Kubernetes.
  • You have mastered taking a simple problem or business scenario into a solution that interacts with multiple software components, and executing on it by writing clear, easily understood, well tested and extensible code.
  • You are comfortable navigating a large code base, debugging others' code, and providing feedback to other engineers through code reviews.
  • Your experience demonstrates that you take ownership of your growth, proactively seeking feedback from your team, your manager, and your stakeholders.
  • You have strong verbal and written communication skills that support effective collaboration with our global engineering team

Pay Grade - L
Equity Grade - 5

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 monthly stipends for health, wellness and tech spending, and benefits (including 100% subsidized medical coverage, dental and vision for you and your dependents). In addition, the employees may be eligible for equity rewards offered by Affirm Holdings, Inc. (parent company).

CAN base pay range per year: $125,000 - $175,000

#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.

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 Affirm's Global Candidate Privacy Notice and hereby freely and unambiguously give informed consent to the collection, processing, use, and storage of your personal information as described therein.

Interested in this job?

Application deadline: Open until filled

Logo of Affirm

Affirm

With Affirm, you can pay over time at your favorite brands. No late fees or compounding interest—just a more responsible way to say yes to the things you love.

See more jobs
Date PostedMay 28th, 2025
Job TypeFull Time
LocationRemote Canada
Salary$125,000 - $175,000
Exciting remote opportunity (requires residency in Canada) for a Software Engineer II (Capacity Engineering) at Affirm. Offering $125,000 - $175,000 (full time). Explore more remote jobs on FlexHired!

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