Machine Learning Engineer II (Servicing ML)

What this role involves

This role is for a Machine Learning Engineer II on the Servicing ML team at Affirm. The engineer will develop AI systems to automate dispute and chargeback handling, build models for refunds, and maintain evidence extraction pipelines using LLMs. Required experience includes 2+ years as an ML engineer, strong Python skills, and proficiency with gradient-boosted decision trees and LLM APIs.

Skills this posting asks for

• python
• lightgbm
• xgboost
• catboost
• llm-api
• openai
• anthropic
• prompt-engineering
• langchain
• langgraph
• document-processing
• pdf-extraction
• image-extraction
• text-parsing
• mlflow
• airflow
• kubeflow
• claude-code
• cursor

Requirements

• 2 years of experience
• Level: mid

From the employer’s posting

Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compounding interest.On the Servicing ML team, you will build and improve machine learning and AI systems…