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Sr Data Scientist

PayPal
City of London
2 days ago
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Company

PayPal has been revolutionizing commerce globally for more than 25 years. PayPal empowers consumers and businesses in approximately 200 markets to join and thrive in the global economy by creating innovative, personalized, and secure payment experiences.

Job Description Summary

The Ads Tech team is building PayPal’s next generation advertising platform. This greenfield project leverages advanced AI and large systems engineering to best utilize the wealth of merchant and transaction data available within the firm. The Ads Tech engineer will help design and develop key parts of the platform while embracing egoless programming.

Essential Responsibilities
  • Lead the development and implementation of advanced data science models.
  • Collaborate with stakeholders to understand requirements.
  • Drive best practices in data science.
  • Ensure data quality and integrity in all processes.
  • Mentor and guide junior data scientists.
  • Stay updated with the latest trends in data science.
Expected Qualifications
  • 3+ years relevant experience and a Bachelor’s degree, or an equivalent combination of education and experience.
Additional Responsibilities And Preferred Qualifications
  • 5+ years experience developing and optimizing machine learning models using Python with TensorFlow, Keras, and/or PyTorch.
  • Expertise in Graph Neural Networks (GNNs) for node and link prediction, graph embedding, and graph-based classification.
  • Proven experience in customer segmentation and/or recommendation systems tailored to client needs.
Benefits

PayPal offers a flexible work environment, employee share options, health and life insurance, and additional benefits to support your financial, physical, and mental health. For more information, visit https://www.paypalbenefits.com.

Commitment to Diversity and Inclusion

PayPal provides equal employment opportunity (EEO) to all persons regardless of age, color, national origin, citizenship status, disability, race, religion, creed, gender, sex, pregnancy, sexual orientation, gender identity, and other protected characteristics. PayPal will provide reasonable accommodations for qualified individuals with disabilities. If you are unable to submit an application because of incompatible assistive technology or a disability, please contact us at .


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