✦ Luna Orbit — AI & Machine Learning

Senior Applied Scientist, Amazon Stores Economics & Science (SEAS)

at Amazon.com

📍 US, WA, Seattle Onsite Posted April 01, 2026
Type Full-Time
Experience senior
Exp. Years 6+ years
Education PhD, or Master's degree and 6+ years of applied research experience
Category AI & Machine Learning

Senior Applied Scientist for Amazon Stores Economics & Science (SEAS) leading large-scale optimization and mechanism design initiatives to improve marketplace efficiency and incentives.

  • Translate business problems into mathematical frameworks
  • Design and implement large-scale optimization algorithms
  • Develop incentive-compatible mechanisms for marketplace challenges
  • Mentor junior scientists and collaborate cross-functionally
  • Drive measurable business impact

Hands-on modeling and algorithm development for auction design and pricing; experience with statistical learning and ML libraries (scikit-learn, Spark MLLib, TensorFlow, MXNet); distributed systems familiarity (Hadoop, Spark).

The ideal candidate is a PhD or Master's-level applied scientist with 6+ years of research experience, strong publication credentials, and hands-on expertise in optimization, mechanism design, and ML tooling. They should have a track record in cross-functional collaboration and scalable ML solutions.

PhDor Master's degree and 6+ years of applied research experienceExperience programming in JavaC++Python or related language
Experience modeling tools such as Rscikit-learnSpark MLLibMxNetTensorflownumpyscipyExperience with large scale distributed systems such as HadoopSpark
JavaPythonRTensorFlowscikit-learnSpark
PhD or Master's with 6+ years of applied research; JavaC++Python; ML tooling (scikit-learnSpark MLLibTensorFlow); large-scale distributed systems (HadoopSpark); optimization; mechanism design; auction design; pricing; R; NumPy/SciPy
JavaC++PythonRscikit-learnSparkMxNetTensorFlownumpyscipy
LeadershipMentoringCross-functional collaborationCommunicationProject management
Industry Retail
Job Function Lead optimization and mechanism design research-to-production for Amazon Stores
Role Subtype ML Engineer
Tech Domains Python, Java
Senior Applied ScientistSEASAmazon Stores Economics & Scienceincentive-compatible mechanismsauction designmatching algorithmspricing strategiesoptimization algorithmsmechanism designpublication recordINFORMSECWINEICMLNeurIPSstatistical learningalgorithm developmentlarge-scale optimizationdistributed systemsApplied ScientistSQLPython

PhD or Master's with 6+ years of applied research

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