Scale fault-tolerant distributed systems for Affirm’s AI workloads as a remote Senior Software Engineer serving approved models and agents.

As part of the AI Platform team, you will move AI workloads from pilot to production across millions of users and transactions. The work spans gateway, runtime, evaluation, and observability services. You will partner with security, infrastructure, and product engineering while establishing reliable, governed interfaces for models, tools, and agents.

Key Responsibilities

Scale AI services securely across users and transactions

Partner on guardrails and on-behalf-of tool identity

Create metrics and own operational health after launch

Set code review and design standards beyond the team

Use AI tools in coding, review, design, and operations

Requirements

Four or more years launching backend systems at scale

Track record with highly available distributed systems

Experience using AWS, MySQL, and Kubernetes technologies

Practical experience with inference APIs, MCP, evals, or runtimes

Ability to make significant changes safely in large codebases

Apply distributed systems judgment, backend engineering, and AI infrastructure experience to Affirm’s remote platform work.

📌 Senior Distributed Systems Engineer AI (Winnipeg)
🏢 Affirm
📍 Winnipeg