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Affirm

Senior Software Engineer, Backend (Merchant & Partner Lifecycle)

Affirm · Remote Canada

Posted about 3 months ago

or apply directly on Affirm's site. We never take the application ourselves.

Is this posting real?

This role has been open
80 days
Affirm's roles stay open a median of 80 days
Reposted
No
Salary listed
No
69% of Affirm's roles list one
Ghost-job risk at Affirm
high
204 stale, 5 reposted of 205 open
Hiring momentum
283 roles opened in the last 90 days
↑ up vs. the prior 90 days
Last confirmed on the employer's board
2026-10-22

Measured from postings appearing on and disappearing from Affirm's own greenhouse board since 2026-08-03. Full hiring picture for Affirm.

About this role

As a Senior Software Engineer on the Merchant & Partner Lifecycle team, you will lead the development of a new lifecycle-orchestrator service that integrates with multiple systems. Your role involves designing scalable backend solutions, mentoring engineers, and improving engineering standards and processes. You will also collaborate with other teams to ensure alignment on project scopes and execute technical strategies for complex requirements.

Our read on this posting2.2out of 5
benefits
2/5
freshness
1/5
career value
4/5
role clarity
4/5
pay transparency
0/5

Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of Affirm as an employer.

What you need

  • 5+ years of experience as a backend software engineer
  • Strong understanding of Domain-Driven Design, distributed systems, and architectural decisions
  • Proficiency with data models, API design (http and RPC), state machines, event-driven architecture, and database design
  • Excellent communication skills, both written and verbal, with proficiency in asynchronous communication
  • Experience designing, developing, and launching backend systems with AWS, gRPC, Snowflake, Kotlin, Python, MySQL, Kubernetes
  • Prior experience with monitoring and alerting systems (sentry.io, rollbar, chronosphere, kibana)

Nice to have

  • Experience with Java and Kotlin is especially helpful

What you get

  • 100% subsidized medical coverage, dental and vision for you and your dependents
  • Monthly stipends for health, wellness, and tech spending
  • Flexible time off and generous holiday calendars
  • Employee stock purchase plan (ESPP) allowing purchase of Affirm stock at a discount

Worth weighing

  • No specific mention of remote work limitations, but some positions may require occasional in-person work
  • Base pay range is provided, but it starts at the lower end for new employees
  • Role involves significant architectural transformation, which may imply a challenging and evolving work environment

Summarised from Affirm's posting. Read the full original.

Listed by Affirm on their greenhouse job board, last confirmed open on 2026-10-22. PitchMeAI is not the employer.

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