Ray Hidaka Email & Phone Number

Koto City, Tōkyō-To, Jp

Tokyo

Focus: Leading a global team of applied data scientists to deliver data analysis and AI data products to national/global retailers and CPG companies.Responsibilities:• Team Leadership: Hire, mentor, motivate, and retain data scientists in Japan and India. Ensure they follow quality assurance processes and best practices. Set and evaluate goals, manage resources, and contribute to professional development.• Research and Development: Lead data science project teams, promote internal learning, and develop training materials. Provide feedback and validation for internal data science tools and modules. Support junior data scientists with module development.• Client Delivery: Work with clients to develop annual workplans, identify growth opportunities, and solve strategic problems using data science. Distill complex insights into compelling presentations, guiding clients towards informed decisions. Develop proof-of-concepts and delivery pipelines for new clients.• Technical Collaboration: Consult with the data engineering team on data ingestion, quality assurance, ETL processes, model deployment, and cloud resource optimization.Key Skills:• Leadership and people management• Strong Data science expertise (machine learning, statistics, modeling)• Client communication and presentation skills• Strong Technical proficiency (Python, SQL, cloud platforms)• International experience

Tokyo, Japan

Expertise: Python/PySpark, SQL, Machine Learning, Data VisualizationTarget Clients: National and Global Retailers, CPG CompaniesResponsibilities:• New data product development: Lead R&D for data products like promotion impact analysis tools. Perform algorithm development, model validation, and deployment. Present findings at conferences.• Research and optimization: Collaborate on new science modules, optimize customer segmentation algorithms, and test product substitutability models. Develop robust deployment processes.• Client project delivery: Lead cross-cultural teams on client projects, including task delegation, quality assurance, workplan development, and C-level stakeholder presentations.• Data analysis and insights in capabilities such as assortment recommendations, product delist impact analysis, price optimization, promotion evaluation, and customer behavior analysis.• Segmentation build: Built customer segementations such as loyalty and price sensitivity segments, support lifestyle segmentation; as well as product and store clustering including std. clustering algorithms, NLP, graph analytics and more.• Visualization and communication: Present insights through dashboards, reports, and visualizations using Excel, Tableau, PowerBI, and Python libraries.• Learning and development: Continuously expand knowledge through online courses, lead internal learning initiatives, mentor junior data scientists, and optimize code for reusability.• Technical support: Assist with data ingestion, preparation, and pushing to ETL databases.Key Skills:• Strong leadership and project management skills• Expertise in data analysis, machine learning, and statistical modeling• Excellent communication and presentation skills• Ability to work effectively in cross-cultural teams• Passion for innovation and continuous learning

Tokyo, Japan

Tokyo, Japan

Leading the Insight & Delivery Division of the JV between dunnhumby and Mitsui Bussan in our Tokyo office.

日本 東京都

This role tackled diverse challenges in environmental data analysis, risk assessment, and site investigations. Responsibilities:Data Acquisition & Analysis:• Led field teams (4-20 people) collecting environmental data & adhering to legal/safety standards.• Analyzed data statistically using Python, R, Tableau & more.• Modeled physical/chemical processes & visualized data in 2D/3D (AutoCAD, QGIS, Voxler).Research & Development:• Supported WET research for sustainable remediation.• Created & presented an evaluation tool for sustainable remediation (SR) at conferences.• Led a 3-year research project on 1,4-Dioxane analysis methods, presenting findings at conferences.• Developed an internal GIS data based reporting and analysis toolProject Management:• Advised on foreign environmental legislation & assessment methods for ESAs.• Managed ESA 1 projects in multiple countries (Philippines, Malaysia, etc.) following ASTM standards.• Planned & conducted ESA 2 and 3 projects in Japan, including extensive analyses & report preparation.• Maintained clear communication with clients & government officials throughout projects.Key Skills:• Data analysis, visualization, & physical/chemical modeling expertise• Environmental science & relevant regulations (national/international)• Off & on-site project management, subcontracting, & team leadership

Faculty Of Environmental Science And Technology

Research Assistant, Tutor

Master'S Degree In Engineering / Diplom Ingenieur, Waste Management And Contaminated Sites Treatment, A

Student of “waste management and contaminated sites treatment” at the Technical University (TUD) of Dresden/Germany at B.Sc..

Groundwater Remediation, Exchange Year

Exchange research student at the University of South Australia/Australia, Centre for Water Management and Reuse under Prof. Dennis Mulcahy.

Groundwater Modeling, Exchange Year

Exchange student at the University of Okayama/Japan, Geo- and Environmental Research Department under Prof. Dr. Makoto Nishigaki.

Bachelor'S Degree, Waste Management And Contaminated Sites Treatment, A

September 2009: Completed B.Sc. in “waste management and contaminated sites treatment”. Thesis subject: “Analyses of Development.