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Principal Machine Learning Engineer

Principal Machine Learning Engineer

Best BuyUSA, Georgia, Atlanta
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As the Principal Machine Learning Engineer on Best Buy's Ad Serving team, you'll be at the heart of building a cutting-edge, ML-powered ad platform. You'll shape how ads are delivered in real time, using your expertise to optimize performance and drive meaningful customer experiences. If you love solving complex problems and working across data, engineering, and product teams, this is your chance to make a big impact.

This role is remote eligible, which means you would work virtually from home or another non-Best Buy location.

What you'll do

  • Train and deploy ML models for real-time ad decisioning and bidding
  • Design and implement advanced modeling techniques like forecasting and causal inference
  • Collaborate with cross-functional teams to align models with business goals
  • Manage ML workflows and feature data using modern MLOps tools
  • Optimize infrastructure for low latency, scalability, and model freshness
  • Mentor junior ML scientists and foster technical excellence

Basic qualifications

  • Bachelor's degree in a quantitative field or equivalent experience
  • 7 years of hands-on ML modeling experience
  • 5 years of Python experience for data and modeling
  • 3 years of experience resolving production-grade ML and data issues
  • 3 years of experience in Ad Tech and cross-functional collaboration
  • 2 years of experience in ML operations , including feature stores, model repositories, and model deployment and serving
  • 2 years of experience in designing, managing, and scaling ML systems : featurization, training, inference, and dashboarding.
  • and scalable ML systems
  • Proficiency in SQL and orchestration tools

    • Preferred qualifications

  • Master's or PhD in a quantitative field
  • Experience with reinforcement learning and causal inference
  • Deep understanding of ad delivery and performance optimization
  • Familiarity with real-time Ad Serving systems
  • Experience with ML platforms (Vertex AI, SageMaker) and frameworks (PyTorch, TensorFlow)
  • Knowledge of inference servers like Triton or TF Serving

    • What's in it for you

    We're committed to helping our people thrive at work and at home. We offer generous benefits that address your total well-being and provide support as you need it, especially key moments in your life.

    Our benefits include :

  • Competitive pay
  • Generous employee discount
  • Financial savings and retirement resources
  • Support for your physical and mental well-being

    • About us

    As part of the Best Buy team, you'll help us fulfill our purpose to enrich lives through technology. We bring that to life every day by humanizing and personalizing tech solutions for every stage of life - in our stores, online and in customers' homes.

    Our culture is built on deeply supporting and valuing our amazing employees who make it all possible. We're committed to being a great place to work, where you can unlock unique career possibilities. Above all, we aim to provide a place where you can bring your full, authentic self to work now and into the future. Tomorrow works here.™

    Best Buy is an equal opportunity employer.

    Position Type : Full timePandoLogic. Keywords : Machine Learning Engineer, Location : Atlanta, GA - 30303

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    Machine Learning Engineer • USA, Georgia, Atlanta