Amazon Development Centre Canada ULC
Financial Services
SoftwareDevEngineerII,AFFS-ARS(AmortizationRuntimeSubledger)
Neural analysis suggests this role is
optimal for Mid candidates.
“Software Dev Engineer II, AFFS - ARS (Amortization Runtime Subledger) at Amazon Development Centre Canada ULC. Skills: Distributed systems, Financial services, Software development. Design USL systems. Develop USL systems”
What You'll Achieve.
Ensure high availability; Ensure data integrity; Ensure data consistency; Ensure accuracy across platforms
Industry & Context.
Issue resolution; Root cause analysis
On-call rotation
What They're Looking For.
Must Have
3+ years software development experience, 2+ years system design experience, Experience programming one language
Nice to Have
3+ years full SDLC experience, Bachelor's degree in computer science
What You'll Do.
Maintain rACE systems
Own software development lifecycle
Develop variance reconciliation solutions
Drive operational excellence
Mentor junior engineers
Raise technical standards
Participate in on-call rotation
Optimize system performance
Optimize system scalability
How You'll Work.
Team & Collaboration
Code reviews; Design discussions
Process & Methodology
Agile
Full Job Description
Join the Amortization Runtime Subledger (ARS) team within Amazon Financial & Fulfillment Services (AFFS), where we build mission-critical financial systems powering Amazon's global operations. Our team owns USL (Universal Subledger) and rACE (replayable Amortization Calculation Engine) systems—fundamental infrastructure processing millions of financial transactions with high accuracy and reliability. As a Software Development Engineer, you'll design massively scalable distributed systems handling complex financial workflows. You'll work on services requiring low latency, high throughput, and strong consistency, directly impacting Amazon's financial transaction tracking and reconciliation worldwide. Key job responsibilities - Design, develop, and maintain USL (Universal Subledger) and rACE (replayable Amortization Calculation Engine) systems, ensuring high availability and data integrity for critical financial operations - Own full software development lifecycle: architecture design, implementation, testing, deployment, and operational support of critical financial services - Develop solutions for variance reconciliation, ensuring data consistency and accuracy across financial platforms - Drive operational excellence through robust monitoring, alarming, and automated issue resolution - Mentor junior engineers and raise technical standards through code reviews, design discussions, and best practices - Participate in on-call rotation supporting production systems and resolving critical issues - Optimize system performance and scalability to handle growing transaction volumes About the team Amazon Financial Foundation Services (AFFS) integrates business systems to ensure accurate, timely, and auditable financial records across Amazon. Our mission is to enable Amazon businesses to start up, grow, and operate at Amazon scale while reducing manual effort and risk. AFFS teams build systems to record, transform, manage, and report on financial transactions from all Amazon bu
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