Build highly available distributed systems for Affirm’s observability platform, working remotely in Canada with Python or Kotlin backend expertise.

This Staff Software Engineer will lead technical direction for a platform processing metrics, logs, and traces across hundreds of services. You will design architecture, deliver execution plans, and improve reliability, query performance, and cost. The position combines hands-on engineering with mentorship and cross-functional collaboration.

Key Responsibilities:
Balance telemetry reliability, query performance, and cost
Deliver major system components and technical execution plans
Manage monitoring, triage, playbooks, testing, and alerting
Set code review and design standards for engineers




Partner with product management, design, and analytics

Requirements:
8+ years developing backend systems at scale
Track record with highly available distributed systems
Experience using AWS, MySQL, Flink, and Kubernetes
Ability to understand low-level idioms and large architectures
High-quality coding and effective written communication skills

Apply distributed systems leadership to strengthen Affirm’s large-scale telemetry platform and engineering practices across remote Canada.
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📌 Staff Distributed Systems Engineer Toronto
🏢 Affirm
📍 Toronto