Senior Software Engineer, Backend (Lake Analytics Platform)

TL;DR

Senior Software Engineer, Backend (Lake Analytics Platform): Building and operating the platform and applications layer of Affirm's data infrastructure with an accent on platform reliability, self-service capabilities, and agentic data tooling. Focus on designing secure data access patterns, automating operational toil, and implementing AI-native data tools.

Location: Remote (Must be based in Canada)

Salary: $153,000 - $213,000 CAD

Company

Affirm is reinventing credit to make it more honest and friendly, providing flexible buy now and pay later solutions without hidden fees.

What you will do

• Build core platform capabilities for automated provisioning, deploy pipelines, and service lifecycle management.
• Develop secure integrations between the platform and CI/CD pipelines, identity management, and external APIs.
• Design and operate secure data access patterns including RBAC, managed-access schemas, and dynamic data masking.
• Automate recurring support patterns to create self-service tooling for platform users.
• Build telemetry, alerting, and log infrastructure to improve observability and incident response.
• Contribute to the development of semantic layer infrastructure and AI-native data tooling.

Requirements

• Hands-on experience operating cloud analytical data platforms such as Snowflake, Databricks, or BigQuery.
• Expertise in building containerized applications using Docker and designing CI/CD pipelines.
• Proficiency in Python and SQL for developing maintainable platform services.
• Strong operational ownership, including experience with on-call rotations and root cause analysis.
• Must be based in Canada.

Nice to have

• Familiarity with semantic layer design and LLM-integrated platform workflows.
• Interest in the intersection of data infrastructure and agentic AI tools.

Culture & Benefits

• 100% subsidized medical, dental, and vision coverage for employees and their dependents.
• Generous Flexible Spending Wallets for technology, food, lifestyle, and family forming expenses.
• Competitive vacation and holiday schedules to ensure work-life balance.
• Employee Stock Purchase Plan (ESPP) to purchase company shares at a discount.
• Remote-first culture allowing work from almost anywhere within the country of employment.