Senior Machine Learning Engineer

Summary

Join Affirm's Portfolio ML team as a Machine Learning Engineer to build next-generation credit opportunity management models. You will leverage Affirm's data to develop and optimize loan opportunity models, collaborate with engineering and product teams, research innovative solutions, and implement data pipelines. This role requires proficiency in machine learning, strong engineering skills in Python and SQL, and excellent communication skills. Affirm offers competitive benefits, including 100% subsidized medical coverage for you and your dependents, flexible spending stipends, competitive time off, and an employee stock purchase plan. The position is remote-first, allowing flexibility in work location.

Requirements

• Proficiency in machine learning with experience in areas such as Generalized Linear Models, Gradient Boosting, Deep Learning, and Probabilistic Calibration
• Strong engineering skills in Python and data manipulation skills like SQL
• 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!

Responsibilities

• Use Affirm’s proprietary and other third party data to develop machine learning models that manage and optimize the flow of loan opportunities across Affirm-owned and -operated properties
• 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 portfolio 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

Preferred Qualifications

• Domain knowledge in credit risk, portfolio management, learning to rank, and personalization
• Experience using distributed systems like Spark or Ray
• Experience using open source projects and software such as scikit-learn, pandas, NumPy, XGBoost, Kubeflow

Benefits

• 100% subsidized medical coverage, dental and vision for you and your dependents
• Monthly stipends for health, wellness and tech spending
• Equity rewards offered by Affirm Holdings, Inc. (parent company)
• Health care coverage - Affirm covers all premiums for all levels of coverage for you and your dependents
• Flexible Spending Wallets - generous stipends for spending on Technology, Food, various Lifestyle needs, and family forming expenses
• Time off - competitive vacation and holiday schedules allowing you to take time off to rest and recharge
• ESPP - An employee stock purchase plan enabling you to buy shares of Affirm at a discount
• Remote work