Zeals Co., Ltd. is hiring a
Senior Data Engineer

Summary

Join Zeals, a fast-growing tech company in Japan, as a Senior Data Engineer to design, build, and maintain data pipelines and infrastructure. You will work on transforming raw data into structured formats to support advanced analytics and reporting.

Requirements

• 5+ years of experience in data engineering or related roles
• Strong analytical skills with the ability to manipulate and interpret complex datasets
• Proficiency in SQL and experience with databases such as MySQL and BigQuery
• Experience in both Python and Scala is preferred
• Knowledge of dbt is a must
• Experience with data platforms like Airflow, Dataproc, Great Expectations
• Excellent communication and interpersonal skills, with the ability to effectively collaborate with cross-functional teams
• Demonstrated ability to work independently and manage multiple projects simultaneously
• English proficiency is a must. Conversational Japanese is nice to have

Responsibilities

• Design, develop, and optimize data pipelines to ingest data into our data lakehouse
• Implement and manage ETL processes using Google Cloud Composer, Dataproc, and dbt
• Develop data transformations within a medallion architecture (bronze, silver, gold layers)
• Collaborate with data analysts, data scientists, and business stakeholders to understand data requirements
• Implement data quality checks and monitoring
• Monitor and optimize the performance of BigQuery datasets and queries
• Document processes, designs, and architectural decisions
• Design and develop a read-optimized data warehouse layer
• Troubleshoot daily reporting pipelines
• Conducting code reviews and providing mentorship to junior engineers

Benefits

• Salary Range : competitive
• Bonus : twice
• Performance review: twice a year
• Holidays: 10 days paid holidays during the first year, weekend off, national holidays, summer and winter break