Staff Software Engineer, Backend (Cost Engineering)

Affirm
Alberta, British Columbia, Manitoba, New Brunswick, Newfoundland and Labrador, Nova Scotia, Ontario, Prince Edward Island, Saskatchewan
Workplace: RemoteFull timeCAD 181,000 - 241,000 annuallyFunction: Software EngineeringExperience: 8+ yearsSkills: ["Communication","Quality","Ownership","Collaboration","Ownership of operations"]

Design and scale cost governance across Affirm’s multi-cloud, multi-AI-vendor environment. Build backend systems and self-service tooling that turn “why did spend spike” questions into durable processes—covering monitoring, alerting, anomaly detection, automation, and cost allocation from billing data. Set technical strategy, raise quality through engineering standards, and collaborate across product, design, and analytics to keep technical risks and trade-offs clear.

Loading

Loading job details...

Preparing the role view and application actions.

FursaFursa
Affirm
Affirm
1 month ago

Staff Software Engineer, Backend (Cost Engineering)

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI
Last checked: 11 hours agoStatus: Live

Job Summary

Design and scale cost governance across Affirm’s multi-cloud, multi-AI-vendor environment. Build backend systems and self-service tooling that turn “why did spend spike” questions into durable processes—covering monitoring, alerting, anomaly detection, automation, and cost allocation from billing data. Set technical strategy, raise quality through engineering standards, and collaborate across product, design, and analytics to keep technical risks and trade-offs clear.
Location: Alberta, British Columbia, Manitoba, New Brunswick, Newfoundland and Labrador, Nova Scotia, Ontario, Prince Edward Island, Saskatchewan
Workplace: Remote
Employment Type: Full time
Job Function: Software Engineering
Seniority: Mid level

Key Responsibilities

  • •Set technical strategy for the team over a year-long time scale and connect it to business-impacting projects.
  • •Collaborate across product development with product management, design, and analytics to ensure technical sustainability and manage risks/trade-offs.
  • •Define and advocate for technical solutions and operational processes to act as a force-multiplier for the team.
  • •Own team operations and availability by establishing monitoring, triage rotations, playbooks, testing, and alerting for on-call support.
  • •Foster a quality culture by setting code review/design standards, and help develop talent through feedback and leading by example.

Pay and Benefits

Salary: CAD 181,000 - 241,000 annually
Equity and Bonus:Equity
Perks:Health InsuranceDentalVisionEsppFlexible SpendingPaid Leave

Key Requirements

  • •8+ years designing, developing, and launching backend systems at scale using languages like Python or Kotlin.
  • •Extensive experience building highly available distributed systems using AWS, MySQL, Spark, and Kubernetes.
  • •Experience with a FinOps or cost-visibility platform (e.g., FinOut, CloudHealth, Kubecost) to build dashboards, anomaly detection, and savings/waste reporting.
  • •Track record building automation/tooling (Python, Terraform, or similar) that turns manual cost-review into scalable self-service systems.
  • •Comfort working with cloud billing/cost data at scale (AWS Cost & Usage Reports, Snowflake) and writing complex SQL to model and allocate spend for unit economics.
Experience:8+ yearsMulti-cloudFinOps
Skills:CommunicationQualityOwnershipCollaborationOwnership of operations
Languages:English
Tech Stack:PythonKotlinAWSMySQLSparkKubernetesFinOpsFinOutCloudHealthKubecostTerraformSnowflakeSQLLLMAI

Company Brief

Affirm
Provides point-of-sale lending and buy-now-pay-later (BNPL) solutions for consumers and merchants, enabling installment payments, consumer financing, and embedded financial services through APIs and partnerships with retailers and platforms.
Industry: Lending
Company Size: Enterprise (1,001+ employees)
Revenue: USD 1B+
Growth: Public Company
Valuation: Public Company (Market Cap in USD)
Funding: IPO / Publicly Listed
Headquarters: San Francisco, United States
Founded: 2012
WebsiteLinkedIn