データサイエンティスト/リーダー候補（ビジネスグロース領域）
Core
Lead data science and machine learning initiatives to drive user value and business growth for PayPay Card's fintech platform.
Role type
Senior IC data scientist / Team Lead candidate
Builds
Production ML models, product features, and marketing strategies for a payment platform serving millions of users
Domain
Fintech / Payments / Credit Cards
Deliverable
production ML models
Required skills
Python, SQL, Google Cloud Platform (GCP), Machine Learning, Statistical Modeling, Data Analysis, Team Leadership, Stakeholder Management, Project Management
Preferred skills
MLOps, AutoML, Generative AI, Credit Card/Finance domain knowledge, User behavior analysis, LTV optimization
Technologies
Python, SQL, BigQuery, Vertex AI, LightGBM, XGBoost, CatBoost, scikit-learn, DataRobot, Jupyter, Looker Studio
Responsibilities
Develop and deploy ML models for business KPIs (sign-ups, GMV, churn), lead data science team members, define analysis themes from business problems, collaborate with product and marketing teams, implement and validate strategies based on data insights
Seniority
Senior, hands-on IC with leadership responsibilities
