City
Every Tokyo software job scored for foreign engineers — visa sponsorship, Japanese level, salary and skills. Create a matching profile to personalize the ranking.
Every Tokyo software job scored for foreign engineers — visa sponsorship, Japanese level, salary and skills. Create a matching profile to personalize the ranking.
After sending, check your email and click the link
City
Design master data, data models, quality rules, and MDM foundations; coordinate with business teams and vendors; and use SQL analysis to support enterprise data and AI initiatives.
This role defines and manages master data for a large-scale core-system migration. Responsibilities include deciding which data should be managed as master data, creating naming, numbering, and hierarchy rules, and designing MDM data models. The engineer works with business departments to understand actual data use and reconcile current practices with the target design.
The role also establishes data-governance processes. This includes clarifying ownership for each master, designing workflows for additions, changes, and retirements, and defining consistency checks and duplicate-detection rules. Over the medium term, the position will build a data-quality foundation for business operations and AI use after the master data has been organized.
Required experience includes practical data modeling or database design, data analysis and quality checking with SQL, organizing data requirements with business departments, and coordinating projects involving multiple stakeholders. Preferred experience includes master-data design or management, master-data integration, code-system design, data standardization, conceptual, logical, and physical data models, and understanding ERP or CRM data models. Experience implementing or operating MDM tools is also welcomed. Additional useful knowledge includes data-governance frameworks such as DAMA DMBOK, data-quality tools such as Great Expectations and dbt tests, and data warehouses or data platforms such as Snowflake.
The stated technology stack is Python, Snowflake, dbt, Fivetran, TROCCO, and Terraform. The role belongs to the Data & AI Management Department within the Core Platform Engineering organization, which builds and operates data platforms and enables company-wide data use. The organization is working on core-system renewal and data-driven management for a company with approximately 1,500 employees and several thousand core-system users.
Employment is full-time with no fixed contract term and a three-month probation period with unchanged conditions. The work location is in Toranomon, Minato-ku, Tokyo; the stated scope of location changes includes remote work and secondment destinations. Standard hours are 9:30–18:30 with eight scheduled working hours and a 60-minute break. A super-flextime system is available, with no core time and a flexible period from 6:00 to 22:00. Overtime is applicable.
Expected annual compensation is ¥7,000,000–¥12,000,000. Monthly compensation includes base pay of ¥374,091–¥672,273, a ¥55,000 life-plan allowance, fixed overtime pay for 45 hours of ¥150,863–¥255,713, and fixed late-night pay for 15 hours of ¥10,058–¥17,048; excess amounts are paid separately. A performance-based annual bonus and incentives may be provided, and salary reviews occur twice yearly.
Holidays include a five-day workweek with Saturdays, Sundays, and public holidays off, year-end and New Year holidays, annual paid leave, condolence leave, bonus leave, and accumulated well-being leave. Benefits include transportation reimbursement up to ¥50,000 per month, insurance, dental examinations, a brain checkup for people aged 30 or older, babysitter discounts, Apple purchase discounts, ticket and real-estate discounts, access to Dentsu contract facilities, a selectable defined-contribution pension, a career-development program, and online low-dose contraceptive-pill support. The employer is CARTA HOLDINGS, with assignment to CARTA ZERO; employment conditions and benefits do not change through the assignment.
The selection process consists of document screening, interviews with Core leadership, the CTO or human resources, and a final director interview. The first and second interviews may be conducted online, while the final interview is expected to be in person. An aptitude test is conducted before the first interview, and a human-resources meeting may take place during the process. A reference or compliance background check may also be conducted.
Job details
About Voyage Group
VOYAGE GROUP (now part of CARTA HOLDINGS) is a Japanese internet company focused on digital advertising technology and media businesses.
All Voyage Group jobs & company profile →Company details
AI-generated overview — may be incomplete or wrong, so don't rely on it fully.
This is an AI-generated summary of the employer's original posting — details can be incomplete, out of date or simply wrong. Always confirm everything on the official posting before applying.