23 days ago
Tokyo, JapanMid Level
Responsibilities
- Design, develop, test, and implement scalable cloud-based data warehouse solutions, data pipelines, and data models.
- Manage data warehouse infrastructure, including logs, storage, compute resources, batch scheduling, system integration, and performance optimization.
- Use Rakuten’s internal orchestration framework built on GCP-managed Airflow.
- Develop and maintain data ingestion, ETL/ELT, batch-processing, and streaming data pipelines.
- Design reporting-specific data marts and ensure the accuracy, consistency, and reliability of visualization data.
- Collaborate with stakeholders to gather requirements, propose visualization solutions, and deliver customized reports and interactive dashboards.
- Maintain documentation covering platform architecture, data dictionaries, infrastructure configurations, and operational processes.
Requirements
- Bachelor’s degree in computer science or a related field, or equivalent education and experience.
- At least 3 years of end-to-end data engineering experience using SQL and operational experience with cloud-based or Linux systems.
- Experience building data warehouse ecosystems with Google Cloud Platform, BigQuery, Google Cloud Storage, Python, and shell scripting.
- Understanding of data warehouse and big data concepts, data modeling, batch-processing pipelines, ETL, and data integration for large data volumes.
- Hands-on experience with data visualization platforms such as DOMO, Tableau, MicroStrategy, or Power BI.
- Experience with Git.
- Preferred experience with Confluence, Jira, Bitbucket, Airflow, Apache Kafka, Spark Streaming, and systems with high SLOs or SLAs.
- Strong communication, project management, problem-solving, adaptability, teamwork, and collaboration skills.
Tech Stack
Categories
Data Engineering
About Rakuten
Rakuten Group builds e-commerce marketplaces, financial services (credit cards, payments, banking, securities), and digital/communications offerings for consumers and merchants worldwide. It monetizes through transaction fees, financial services income, advertising, and mobile subscriptions; flagship businesses include Rakuten Ichiba, Rakuten Card, and Rakuten Mobile. Founded in 1997 and headquartered in Setagaya, Tokyo, the company is publicly listed on the Tokyo Stock Exchange and operates across many countries and regions.