# Senior Software Engineer, Backend (Card Loan Platform) at Affirm

- Company: Affirm
- What the company does: Buy now pay later without the fees. Flexible payment options with longer plans, lower payments, and no fees. Pay in 4 interest-free or get more time and see your total cost upfront. Backed by Battery, Khosla and Lightspeed.
- Company website: http://www.affirm.com/
- Type: Startups
- Level: Senior
- Location: Remote US
- Work setup: Remote
- Pay: $195K to $255K base salary per year (USD)
- Posted: 2026-10-02
- Apply by: 2026-11-16
- Apply: https://job-boards.greenhouse.io/affirm/jobs/8005075003?utm_source=1752vc&utm_medium=careers
- Page: https://www.1752.vc/careers/jobs/affirm-senior-software-engineer-backend-card-loan-platform/

## About the role

As Affirm experiences explosive growth, our team's contributions are a key enabler. This isn't just another backend role; you'll be building the "financial brain" for our flagship card products, with your work on the critical path for every single swipe. We're tackling a unique, high-stakes distributed systems challenge that demands exceptional correctness and massive scale. Found on 1752vc Careers, the job board for startup and VC roles.

## What they're looking for

- Drive technical strategy by leading the planning, prioritization, and execution of projects, ensuring alignment with product, technical, and business goals
- Lead the end-to-end system design and development of large-scale, high-availability services. This includes building robust APIs and data models for our micro-service and event-driven architectures
- Collaborate across functions with partners in Product, Analytics, Design, Legal, and Accounting and to define requirements and execute our card loan attribution and lifecycle strategy
- Ensure system health and performance by analyzing and troubleshooting complex technical issues, optimizing existing code, and driving solutions that focus on long-term robustness and scalability
- Mentor and grow the team by guiding junior engineers, leading technical discussions and design reviews, and championing best practices through code review

Tags: Consumer Engineering

Source: 1752vc Careers, https://www.1752.vc/careers/jobs/affirm-senior-software-engineer-backend-card-loan-platform/