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Senior Machine Learning Engineer - Machine Learning Engineering

PayPal

$137,500 - $236,500
Oct 1, 2025
San Jose, CA, USA
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PayPal is looking to design, develop, and implement machine learning models and algorithms to solve complex problems, enhance services through innovative AI/ML solutions, drive business insights, and improve customer experiences.

Requirements

  • Experience with ML frameworks like TensorFlow, PyTorch, or scikit-learn.
  • Familiarity with cloud platforms (AWS, Azure, GCP) and tools for data processing and model deployment.
  • Several years of experience in designing, implementing, and deploying machine learning models.
  • Expertise in data modeling, feature engineering, and a strong grasp of traditional machine learning algorithms (e.g., Neural Networks, Linear Regression, Logistic Regression, Random Forest, etc.).
  • Experience with Large Language Models (LLMs), particularly in areas like RAG, MCP, and Agentic Agents.
  • Experience in containerization tools like Docker and Kubernetes.
  • Strong proficiency in SQL, ETL processes, and database design, with practical knowledge of NoSQL systems like HBase, Redis, and Aerospike.
  • Solid understanding of distributed systems, real-time data streaming, and complex event processing architectures.

Responsibilities

  • Develop and optimize machine learning models for various applications.
  • Preprocess and analyze large datasets to extract meaningful insights.
  • Deploy ML solutions into production environments using appropriate tools and frameworks.
  • Collaborate with cross-functional teams to integrate ML models into products and services.
  • Monitor and evaluate the performance of deployed models.

Other

  • Minimum of 5 years of relevant work experience and a Bachelor's degree or equivalent experience.
  • GCP experience is a distinct advantage.
  • Knowledge of front-end and back-end development; full-stack engineering experience is a plus.
  • 0- Travel Percent
  • The total compensation for this practice may include an annual performance bonus (or other incentive compensation, as applicable), equity, and medical, dental, vision, and other benefits.