Hiring: Senior Machine Learning Engineer, Financial Products Company: Adyen Location: San Francisco, CA Job Posted Time: 2026-09-16 02:03:40 Target Skills & Keywords : Java, LightGBM, MLOps, MLflow, Machine Learning, Pandas, PyTorch, Python, SQL, Spark, TensorFlow, XGBoost About the job Experience: •7+ years of experience as an engineer working in the machine learning domain; Required Skills: •The Financial Products org at Adyen is at the forefront of our evolution, building the foundational infrastructure that enables our customers to manage their finances, issue cards, and access credits and financing globally. Adyen is building a Machine Learning Engineering team in San Francisco focused on Credit Risk Modeling for Underwriting within Financial Products. This team will develop the models, scorecards, and production systems that enable Adyen to scale its credit products 100x. •As a Senior Machine Learning Engineer you will design, productionize, and operate machine learning models and rule-based decision systems that power credit products. You will work across the full model lifecycle, from research and data analysis to training, deployment, monitoring, and continuous improvement. •This role is ideal for an engineer who combines strong machine learning and production engineering experience with sound judgment in high-integrity financial systems. You will help build continuous data flywheels that improve underwriting decisions while balancing rapid product innovation with robustness, explainability, and global scale. •We are looking for engineers with a customer-problem-first mindset and experience building reliable ML systems in production. You will work closely with product, engineering, risk, and data teams to deliver underwriting capabilities for some of the world’s leading businesses. •In This Role, You Will •Develop and maintain scalable production ML pipelines for feature engineering, model training, validation, and deployment. Examples ML domains are- supervised and semi-supervised learning methods for inference on credit risk patterns; •Identify and fix performance bottlenecks in ML training and inference (memory consumption, online latency, training time etc.); •Collaborate with software engineers to integrate ML solutions into products and services; •Collaborate with CreditOps and data teams to integrate effectively with current tools, and shape priority for future tools; •Support and encourage good engineering practices on product ML teams; Qualifications: •You have 5-7+ years of experience as an engineer working in the machine learning domain; •You are a strong Python programmer and you have experience in Java. •You have experience with the full machine learning model lifecycle in production flows; •You have experience leveraging big data to create the pipelines needed to feed the models with appropriate data; •You have a strong understanding of good software engineering practices as well as data engineering and MLOps principles; •You have knowledge of data science, statistics and machine learning techniques; •You have strong familiarity with the standard data science toolkit in python, such as (py)spark, (Trino) SQL, Tensorflow, PyTorch, XGBoost/LightGBM, Pandas, MLFlow or Interested candidates, please apply directly through the job posting on company's career page or try via AI auto apply on this platform. Don't miss this opportunity to join a forward-thinking team!