【Entry Level】 Data Engineer - AI & Data Division

【Position Overview】

This position focuses on building data platforms and conducting data analysis that support the use of AI and machine learning at scale. Through data collection, processing, visualization, and modeling, you will help generate insights that contribute to business and service improvements, while supporting data-driven decision-making.

【Position Details】

・Design, development, and operation of data lakehouses and large-scale data platforms

・Build big data processing workflows and ETL/ELT pipelines, including data cleansing and integration

・Conduct data analysis and develop or improve predictive models using statistical modeling and machine learning

・Collaborate with business units to identify issues and support data-driven decision-making

【Language Proficiency】

Japanese: Not required

English: Business Level

【Coding Test】

Required

【Mandatory Requirements】

・Currently pursuing or holding a degree in Computer Science, Data Science, Statistics, Mathematics, or a related field, or possessing equivalent knowledge

・Basic skills in data processing and analysis using Python and SQL

・Foundational understanding of mathematics and statistics required for data analysis and machine learning, such as linear algebra, probability, and statistics

【Desired Requirements】

・Experience with large-scale data processing platforms such as Spark and Hadoop

・Development experience in cloud environments such as GCP, AWS, or Azure

・Experience using data visualization tools such as Tableau or Power BI

・Experience with machine learning model development, data analysis, or data science through research, internships, or personal projects

【Main Services】

・ Rakuten Group Services

【Work Location】

Rakuten Crimson House