CareerCross uses cookies to enhance your experience on our websites. If you continue to view our sites without changing your browser settings, then it is assumed that we have your consent to collect and utilise your cookies. If you do not want to give us your consent, then please change the cookie settings on your browser. Please refer to our privacy policy for more information.
CareerCross uses cookies to enhance your experience on our websites. If you continue to view our sites without changing your browser settings, then it is assumed that we have your consent to collect and utilise your cookies. If you do not want to give us your consent, then please change the cookie settings on your browser. Please refer to our privacy policy for more information.
Data Engineer - Build High‑Impact Data Solutions at Scale
| Location | Tokyo - 23 Wards |
| Job Type | Temporary |
| Salary | 6 million yen ~ 8 million yen |
Job Description
This role focuses on designing, developing, and operating core data pipelines that power item, order, and catalog data across major digital commerce services. You will drive system upgrades, new feature development, and end‑to‑end enhancements to data infrastructure.Client Details
A large-scale digital services company operating across e-commerce, fintech, and online platforms. The team manages key master data and enriched data used across the organisation, delivering high‑value data products and AI‑enabled data solutions.Description
- Own full‑stack development across the data pipeline ecosystem, including design, implementation, testing, deployment, and operations
- Contribute to requirements definition and system architecture for new and existing data platforms
- Develop and maintain Java-based batch and streaming applications supporting catalog and order data
- Conduct detailed design work and produce documentation including technical specifications and operation manuals
- Ensure high code quality with performance, stability, and maintainability in mind
- Collaborate closely with cross-functional engineering teams to deliver reliable data services
Job Offer
- Opportunity to work on complex, high-volume data systems used across major digital platforms
- Hands-on involvement in modern cloud-native and AI-driven data architecture
- Career progression in a large, technology-driven environment
- Collaborative, international team culture
To apply online please click the 'Apply' button below. For a confidential discussion about this role please contact Serena Wu on +81 3 6627 6137.
General Requirements
| Minimum Experience Level | No experience |
| Career Level | Mid Career |
| Minimum English Level | Fluent |
| Minimum Japanese Level | Daily Conversation |
| Minimum Education Level | Bachelor's Degree |
| Visa Status | Permission to work in Japan required |
Required Skills
- 4+ years of experience in Data Engineering or Software Engineering with strong data focus
- Strong proficiency in Java (1.8+) and Java-based batch application development
- Solid experience with unit testing (JUnit or similar)
- Strong understanding of relational databases (MySQL, Oracle) and NoSQL (HBase)
- Expertise in database schema design, SQL tuning, and performance evaluation
- Experience with cloud platforms such as AWS, GCP, or Azure (e.g., Dataflow, Cloud Run, Bigtable, BigQuery, Pub/Sub)
- Experience with Kubernetes, Linux, and shell scripting
- Proficiency with CI/CD tools like Jenkins
- Strong teamwork experience in design reviews, coding, and collaborative development
- Language: Conversational Japanese / Business English
- Apache Beam (e.g., Dataflow)
- Large-scale data processing (e.g., Apache Spark)
- API development (RESTful)
- Front-end development (Vue.js, React)
- Python proficiency
Job Location
- Tokyo - 23 Wards
Work Conditions
| Job Type | Temporary |
| Salary | 6 million yen ~ 8 million yen |
| Industry | Software |
