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People / Shotaro Sano
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Career profile

Shotaro Sano

Eng. Manager @ DeepMind | ex-Lead of PLaMo (100B LLM) | ex-Lead of Optuna (OSS) | EM for 5+ Years | Kaggle Master

Tokyo, Tokyo, Japan

Career path.

  1. Google DeepMind

    Software Engineer

    Jul 2025 - Present
  2. Preferred Networks, Inc.

    Engineering Manager (PLaMo: Japanese-specialized LLM)

    Sep 2023 - Jul 2025
  3. Preferred Networks, Inc.

    Product Lead / Engineering Manager (Optuna: OSS AutoML/Blackbox-Optimization Library)

    Dec 2019 - Aug 2023
  4. Preferred Networks, Inc.

    Engineer

    Feb 2018 - Nov 2019
  5. RECRUIT COMMUNICATIONS CO.,LTD.

    Machine Learning Engineer

    May 2016 - Jan 2018
  6. Goldman Sachs

    Technology Analyst

    Apr 2014 - Apr 2016
  7. Goldman Sachs

    Internship

    Aug 2013 - Sep 2013
  8. Microsoft

    Summer Intern

    Aug 2012 - Sep 2012
  9. Hatena Co., Ltd.

    Parttime Programmer

    Oct 2011 - Oct 2012