Job Id : 8740
Posted : 2026-04-28
Industry : Telecommunications
Employment Type : Full Time, Permanent
Required Skills : SQL , NoSQL , AWS, Azure, ETL , Kubernetes , POSTGIS , GeoSpark , data engineering
City : Tokyo
State : Tokyo
Country : Japan
Annual Salary : ¥8,000,000 ~ ¥13,000,000
Job Description
Position Name: Senior Data Engineer Tokyo Job
Annual Salary : 8 million yen and above
Responsibilities:
- Drive the strategy and execution of Client Mobile's data engineering roadmap, aligning with the company’s goals and industry best practices
- Design and implement high-availability and fault-tolerant data architectures capable of handling complex, distributed data systems
- Define, guide, and refine architecture for data processing, pipeline design, and data storage solutions to support advanced analytics and real-time decision-making
- Oversee the design, development, and optimization of large-scale ETL and ELT pipelines
- Ensure seamless integration of diverse data sources using modern tools and technologies, enhancing data ecosystem efficiency and robustness
- Lead, mentor, and develop a high-performing team of data engineers, fostering collaboration and continuous learning
- Act as a technical leader, promoting best practices in data engineering, including coding standards, quality checks, and performance tuning
- Supervise root cause analysis and troubleshoot production issues to ensure data accuracy, availability, and performance
- Implement improvements based on technical incident post-mortems and lessons learned
- Conduct research and comparative analysis on emerging data technologies to ensure Client Mobile stays at the forefront of innovation
- Recommend tools, frameworks, and methodologies that enhance data engineering efficiency, performance, and scalability
- Ensure comprehensive documentation of data architecture, integrations, and pipelines for operational transparency and knowledge sharing
- Champion data governance, compliance, and security best practices across the team and organization
- Implement data pipeline monitoring and alerting systems to proactively identify, resolve issues and Optimize data pipelines for performance and cost-efficiency.
- Develop and maintain a comprehensive data catalog to ensure data discoverability and usability by Implementing data lineage tracking to provide visibility into data flow and transformations.
- Utilize advanced analytics and machine learning techniques to optimize data processing workflows.
- Implement caching and indexing strategies to improve data retrieval times.
- Create and maintain a knowledge base of best practices and lessons learned in data engineering.
Senior Data Engineer Tokyo Job Qualifications:
- 12-20 years of experience in data engineering, software engineering, or related fields, with a proven track record in large-scale, high-volume data environments
- Prior experience in a senior or head-level data engineering role, with demonstrated leadership capabilities
- Mastery of NiFi, Apache Spark, and distributed data ecosystems
- Strong expertise in Java and Scala programming languages for data applications
- In-depth experience with NoSQL databases, Presto, NiFi, Airflow, and complex SQL queries
- Proficiency in Data Modeling for both SQL and NoSQL data stores
- Hands-on experience in Kubernetes application development and K8s-centric applications
- Experience with ETL pipeline development in public cloud environments (AWS, Azure, Google Cloud) is a strong advantage
- Knowledge of POSTGIS and GeoSpark for geospatial data processing is beneficial
- Familiarity with Spring Framework for web application development
- Exceptional problem-solving abilities, capable of addressing complex technical challenges with a proactive, solution-oriented mindset
- A collaborative team player with the ability to communicate complex technical information to both technical and non-technical stakeholders
- Skilled in cross-functional collaboration, able to work effectively across departments and with senior leadership
Languages: Conversational level Japanese and Business level English
Holidays and Benefits
- Five-Day Workweek
- Summer Holidays
- Winter Holidays
- Refresh Holidays
- Benefits (pension, health, employment, unemployment)
- Commuting allowance
- Employee stock ownership plan
- Discounted sports club
- Childcare
About Company
The largest eCommerce company in Japan, and the third-largest e-commerce marketplace company worldwide.
The organization provides a variety of consumer and business-focused services including e-commerce, e-reading, travel, banking, securities, credit card, e-money, portal and media, online marketing, and professional sports
[Measures against passive smoking]
No smoking indoors allowed
Designated smoking area