Data Scientist (Payment Domain) | Full Remote Possible | Analyze Large-Scale Group Data and Create New Value at a New Company Responsible for JR West Group's Digital InitiativesEnglish summary from Japanese

株式会社TRAILBLAZER

✓ Detailed

Salary

540万円〜 870万円

Role summaryEnglish summary from Japanese

English summary for screening — check the original posting before applying.

JR West Group is seeking a Data Scientist to join their digital initiatives team. You will analyze large-scale transaction data from payment platforms like ICOCA and J-WEST card to optimize marketing, detect fraud, and enhance governance, contributing to the growth and reliability of payment services.

Must-haves

3 years of practical experience with Python and SQL
Experience handling datasets with millions of records
Ability to build and implement pipelines for production, not just PoC
Business-level Japanese proficiency (JLPT N1 equivalent)

Nice-to-haves

Experience with demand forecasting or time-series prediction
Interest in generative AI for operational efficiency and service development

Tech stack

PythonSQLTableauGCPMicrosoft AzureAWSSpark

About the Company

株式会社TRAILBLAZER

Headquarters

大阪府大阪市北区芝田2-4-24

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Posted7/23/2026

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