Software Engineer II, Backend (Decisions Orchestration)

Toronto, Ontario

On-site

Full-time

No salary posted3 days ago

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Employment type: Full-time · On-site
Posted: November 10, 2026
NOC code: 21231 — Software engineers and designers
Province: Ontario (ON)More in Ontario

Hiring confidence: Sparse posting · 22/100

This posting is missing most of the signals we look for, or shows patterns common to listings that are not actively being filled. Check with the employer before applying. How this is scored

Job Overview

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At Affim, we exist for the moments that matter—giving people a clear, predictable way to pay over time, with no hidden fees, no surprises, and no tradeoffs on what matters most. 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. Your role will be instrumental in designing the next generation of affirm’s Checkout Platform to provide a world-class buying experience that puts c…

This role is based in Ontario. The Canadian NOC code for this position is 21231 — Software engineers and designers. Affirm, Inc. is hiring for this full-time position through Jobily, where you can check how well your resume matches the posting before you apply.

Market context

About this role in Ontario

Average salary for Software Engineer in Ontario

We do not have a salary benchmark for this title in Ontario yet. The posting does not state a salary either.

NOC code

21231 — Software engineers and designers. The National Occupational Classification code is what Express Entry, provincial nominee programs and Job Bank use to identify this occupation.

Typical qualifications for Canadian employers

A degree in computer science, software engineering or a related field, or equivalent experience, plus demonstrated work in one or more production languages and frameworks.

Licensing: No licence is needed to write software, but the title "engineer" is protected by the provincial engineering regulators; some employers post the same role as "software developer" for that reason.

All Software Engineer jobs in Ontario

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What you'll do

Design and build backend systems for Decisions Orchestration platform
Develop scalable APIs and services for Affirm's Checkout Platform
Collaborate with cross-functional teams on product features
Optimize performance and reliability of backend systems
Implement best practices for code quality and testing
Contribute to architectural decisions and technical strategy
Mentor junior engineers and participate in code reviews

What you'll need

3-5+ years of backend software engineering experience
Strong proficiency in backend programming languages
Experience with distributed systems and microservices architecture
Understanding of payment systems or financial technology
Experience with cloud platforms (AWS, GCP, or Azure)
Strong system design and architectural thinking skills