Hybrid Staff Machine Learning Engineer

Posted 2 days ago

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About the role

  • Lead advanced machine learning model development and optimization at PayPal. Collaborate with teams to deploy scalable ML solutions in production environments.

Responsibilities

  • Lead the development and optimization of advanced machine learning models.
  • Oversee the preprocessing and analysis of large datasets.
  • Deploy and maintain ML solutions in production environments.
  • Collaborate with cross-functional teams to integrate ML models into products and services.
  • Monitor and evaluate the performance of deployed models, making necessary adjustments.

Requirements

  • 5+ years relevant experience and a Bachelor’s degree OR Any equivalent combination of education and experience
  • Extensive experience with ML frameworks like TensorFlow, PyTorch, or scikit-learn
  • Expertise in cloud platforms (AWS, Azure, GCP) and tools for data processing and model deployment
  • Experience owning end-to-end ML model lifecycles, including training, evaluation, deployment, monitoring, and retraining in production environments
  • Strong hands-on experience with MLOps best practices and platforms, such as experiment tracking, model versioning, and automated training/deployment pipelines (e.g., MLflow, Kubeflow, Airflow, SageMaker, Vertex AI)
  • Experience building and scaling LLM- and GenAI-based systems, including fine-tuning, inference optimisation, prompt management, and retrieval-augmented generation (RAG) pipelines
  • Proven ability to design scalable, reliable, and cost-efficient ML inference systems, with familiarity in containerisation, orchestration, and infrastructure-as-code (Docker, Kubernetes, Terraform)
  • Experience with large-scale data processing and distributed systems (e.g., Spark) and integrating ML solutions into complex production architectures
  • Understanding of Responsible AI practices (explainability, fairness, robustness, compliance) and demonstrated technical leadership or mentorship influencing ML architecture and standards.

Benefits

  • generous paid time off
  • healthcare coverage for you and your family
  • resources to create financial security and support your mental health

Job title

Staff Machine Learning Engineer

Job type

Experience level

Lead

Salary

Not specified

Degree requirement

Bachelor's Degree

Location requirements

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