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Machine Learning Engineer II (ROA + LTV ML)

Affirm· Checkout
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Hybrid (Remote Canada)$133k - $183kFull-timePosted 5d ago

About the role

Production-focused machine learning engineer role focused on credit decisioning, risk modeling, and collaboration with platform engineering, product, and credit teams to build and scale ML models for credit decisions at Affirm.

Responsibilities

  • Use Affirm’s proprietary and other third party data to develop machine learning models that predict the likelihood of default and make an approval or decline decision to achieve business objectives
  • Partner with platform and product engineering teams to build model training, decisioning, and monitoring systems
  • Research ground breaking solutions and develop prototypes that drive the future of credit decisioning at Affirm
  • Implement and scale data pipelines, new features, and algorithms that are essential to our production models
  • Collaborate with the engineering, credit, and product teams to define requirements for new products

Qualifications

  • 2+ years of experience as a machine learning engineer or PhD in a relevant field
  • Proficiency in machine learning with experience in areas such as Generalized Linear Models, Gradient Boosting, Deep Learning, and Probabilistic Calibration. Domain knowledge in credit risk is a plus
  • Strong engineering skills in Python and data manipulation skills like SQL
  • Experience using large scale distributed systems like Spark or Ray
  • Experience using open source projects and software such as scikit-learn, pandas, NumPy, XGBoost, Kubeflow
  • Experience developing machine learning models at scale from inception to business impact
  • Excellent written and oral communication skills and the capability to drive cross-functional requirements with product and engineering teams
  • The ability to present technical concepts and results in an audience-appropriate way
  • Persistence, patience and a strong sense of responsibility – we build the decision making that enables consumers and partners to place their trust in Affirm!

Skills

Required:PythonSQLDistributed systemsML algorithms (GLMs, Gradient Boosting, Deep Learning, Probabilistic Calibration)Model deployment & monitoringCommunication

Benefits

  • Health coverage at no cost: 100% of premiums for employees and their dependents
  • Spending stipends for tech setup and health/wellness options
  • Flexible time off and generous holiday calendars
  • Employee stock purchase plan (ESPP) to buy Affirm stock at a discount
Last updated Oct 21, 2026. Interested? Apply on the company site.

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