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Senior Machine Learning Engineer

Well

New York, NY
Full Time
Senior
160k-180k
about 1 month ago

Job Description

About the Role

The mission of Well is to transform healthcare through a unique impact on members' health and happiness by providing a differentiated consumer experience and a world-class data and analytics engine. Their product is a consumer health engagement platform that integrates concierge services, behavioral health, telemedicine, care management, and wellness services to drive engagement, lower costs, and improve health outcomes. The company values diversity, employee passion, and a strong organizational culture focused on making a positive impact in healthcare.

Key Responsibilities

  • Implement and optimize information retrieval models for search and recommendation tasks.
  • Stay current with the latest developments and advancements in the field of machine learning and information retrieval.
  • Leverage and utilize a wide range of disparate data sources across the ecosystem and within healthcare, including app data, claims, EHR, and wearables.
  • Engage in all stages of the ML lifecycle: data gathering and preprocessing, model development and performance evaluation, model deployment, and performance monitoring.
  • Contribute to and build upon existing internal ML libraries.
  • Take on additional tasks and contribute to areas outside of the primary focus when needed.
  • Provide ML expertise within the team and across the organization.
  • Ensure all systems and data, including sensitive member data, are secure and compliant with security policies and HIPAA guidelines.

Requirements

  • Strong command of Python and SQL.
  • Experience working in a production environment in a team setting.
  • Ability to work on any part of the ML lifecycle, including data gathering, model development, deployment, and monitoring.
  • Experience implementing information retrieval models for search and recommendation tasks.
  • Stay current with the latest developments in machine learning and information retrieval.

Nice to Have

  • 4+ years of work/industry experience in data science or machine learning roles.
  • Advanced degree (MS or PhD) in a quantitative field with strong theoretical understanding of machine learning.
  • Experience using Python libraries such as pytorch, huggingface, scikit-learn, sentence-transformers, xgboost, polars/duckdb, lancedb, langchain.
  • Proficiency with SQL and databases.
  • Experience using Unix/OSX from the command line, version control (Git), and software development best practices.
  • Experience executing analyses in the cloud (GCP, AWS).
  • Effective collaboration within a production team environment.

Qualifications

  • Advanced degree (MS or PhD) in a quantitative field.
  • 4+ years of industry experience in data science or machine learning roles.

Working at Well

Well is on a mission to redefine the healthcare experience by developing solutions to improve quality and affordability. They embrace diversity, are committed to building an inclusive team, and seek passionate individuals who share their vision to reshape healthcare for America.

Apply Now

Job Details

Posted AtJun 13, 2025
Job CategoryData Science
Salary160k-180k
Job TypeFull Time
Work ModeOnsite
ExperienceSenior

Job Skills

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About Well

Website

well.co

Company Size

101-250 employees

Location

New York, NY

Industry

All Other Ambulatory Health Care Services

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