Back to Jobs

[Remote] Senior Machine Learning Engineer

Remote, USA Full-time Posted 2026-06-16

Note: The job is a remote job and is open to candidates in USA. Harnham is a high-scale consumer technology company leveraging machine learning to optimize user experiences. They are seeking a Senior Machine Learning Engineer to own and improve production machine learning models that impact key business metrics, working closely with Product, Data, and Engineering teams.


Responsibilities

  • Own and improve production machine learning models that directly impact key business metrics
  • Work with large-scale datasets to improve prediction, ranking, recommendation, and optimization systems
  • Partner closely with Product, Data, and Engineering teams to deliver measurable outcomes

Skills

  • 5+ years of experience in Machine Learning Engineering, Applied ML, or Data Science
  • Strong hands-on Python and SQL skills
  • Experience building, deploying, and improving production ML models
  • Experience working with large-scale datasets
  • Strong understanding of feature engineering, model optimization, and experimentation
  • Experience with recommendation systems, ranking, personalization, Ad Tech, search, marketplace optimization, or similar large-scale ML problems
  • Ability to operate independently, take ownership, and drive technical decisions

Company Overview

  • Harnham has actively chosen to focus on Data and Analytics. It was founded in 2006, and is headquartered in New York, New York, USA, with a workforce of 201-500 employees. Its website is https://www.harnham.com/us.

  •   Apply To This Job

    Similar Jobs