Senior Data Scientist, CVS Health

CVS Health

Location:
United States

Category:
IT - Software Development

Contract Type:
Employment contract

Salary:

83430.00 - 222480.00 USD / Year

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Job Description:

CVS is seeking a highly skilled and experienced Senior Data Scientist to join our growing team and revolutionize our e-commerce search experience. You will be responsible for developing and implementing innovative Neural Networks, kNN, natural language processing (NLP), and learn-to-rank (LTR) solutions to power our search engine. You will design advanced search architectures, develop software components, and collaborate on digital innovations.

Job Responsibility:

designs and defines the technical architecture and infrastructure required for digital solutions
writes code, develops software components, and implements complex functionalities according to project requirements
collaborates with other members of the development team and stakeholders to make high-level architectural decisions, proposes design patterns, and ensures scalability, performance, and maintainability of digital solutions
leverages advanced programming skills to design and implement complex features, optimize performance, and ensure code efficiency
integrates various software components or systems, ensuring seamless communication and interoperability between different parts of the digital solution
writes and executes comprehensive test cases, conducts code reviews, performs debugging, and troubleshoots issues to ensure the reliability, stability, and high quality of digital solutions
participates in agile or other development methodologies, attends meetings, contributes to project planning, and helps drive the progress and success of digital projects
explores new tools, frameworks, and techniques to improve digital solutions and drive innovation within the development team
creates and maintains technical documentation, including system designs, architecture diagrams, code documentation, and other relevant documentation while sharing their knowledge and expertise with team members, ensuring effective knowledge transfer and collaboration

Requirements:

5+ years of Data Science experience
3+ years developing and implementing Neural Networks, kNN, natural language processing (NLP), learn-to-rank (LTR) solutions in a production environment
deep understanding of various LTR algorithms, including LambdaMART, RankNet, and LightGBM
strong programming skills in Python and experience with machine learning libraries such as scikit-learn, TensorFlow, and PyTorch
experience working with large datasets and developing scalable data pipelines
experience with A/B testing and data analysis for measuring model performance

Nice to have:

experience with eCommerce platforms and user behavior modeling
familiarity with LLMs and generative AI applications in search
knowledge of MLOps practices and model deployment pipelines
passion for e-commerce and a deep understanding of user behavior
contributions to open-source search or ML projects

What we offer:

affordable medical plan options
a 401(k) plan (including matching company contributions)
an employee stock purchase plan
no-cost programs for all colleagues including wellness screenings, tobacco cessation and weight management programs, confidential counseling and financial coaching
benefit solutions including paid time off, flexible work schedules, family leave, dependent care resources, colleague assistance programs, tuition assistance, retiree medical access

Additional Information:

Job Posted:
July 31, 2025

Expiration:
October 31, 2025

Employment Type:

Fulltime

Work Type:

Hybrid work

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Senior Data Scientist