Build real-time backend systems for Affirm’s Trust & Safety Engineering organization, using Python or Kotlin in a remote Canadian role.

Help protect consumers, merchants, and the network from fraud and abuse.

As a Senior Software Engineer, you will own quarterly goals and guide engineers through ambiguous, open-ended problems.

You will collaborate with product management, design, analytics, data science, risk, and operations.

Your work will support highly available distributed systems and evolving threats at scale.

Key Responsibilities: Own quarterly team goals and lead delivery through ambiguity
Collaborate on product ideation, constraints, risks, and trade-offs
Identify and resolve project, process, technology, and business issues
Monitor metrics, availability, escalations,



and on-call operations
Improve quality standards, mentor talent, and share technical knowledge
Requirements: Four or more years designing and launching backend systems at scale
Experience with Python or Kotlin, AWS, MySQL, and Kubernetes
Track record developing highly available distributed systems
Ability to design significant features with straightforward extensible architecture
Strong written and verbal communication across global engineering teams
Bring backend engineering, distributed systems, technical leadership, and ownership to Affirm’s remote Trust & Safety team.

📌 Senior Backend Engineer Trust Safety (Canada)
🏢 Important Business
📍 Canada