Bilingual Senior BI Developer & Tech Lead at NEXUS CORPORATION | Tokyo, Tokyo, Japan | Rezi

Bilingual Senior BI Developer & Tech Lead at NEXUS CORPORATION

Bilingual Senior BI Developer & Tech Lead

NEXUS CORPORATION · Tokyo, Tokyo, Japan

2 months ago

Bilingual Senior BI Developer & Tech Lead

NEXUS CORPORATION · Tokyo, Tokyo, Japan

2 months ago
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About the Role

This role involves leading cross-functional BI initiatives globally, architecting data pipelines, designing Power BI solutions, and developing automation scripts. You will partner with business stakeholders to translate requirements into technical roadmaps and define BI development standards.

Responsibilities

  • Lead end-to-end delivery of cross-functional BI initiatives across Japan, US, and Europe, managing scope, timelines, dependencies, and stakeholder expectations.
  • Architect and build scalable ELT/ETL pipelines using Azure Databricks (PySpark, Delta Lake), Azure Data Factory, Synapse Analytics, and ADLS Gen2.
  • Design and govern Power BI semantic models, reports, and dashboards, enforcing DAX/M standards, RLS, deployment pipelines, and UX guidelines.
  • Develop Python-based automation, data quality frameworks, and transformation scripts while enforcing Git, code review, and testing best practices.
  • Partner directly with business stakeholders to translate requirements into technical roadmaps, drive user adoption, and align analytics to measurable business outcomes.
  • Define BI development standards, testing/validation strategies, and support models to ensure platform performance, security, and compliance.

Requirements

  • 8+ years in BI/Analytics Engineering (3+ yrs in a technical lead/senior role)
  • Business-level Japanese (JLPT N3+) and English (TOEIC700+), proven ability to communicate effectively with stakeholders and technical audiences
  • Solid understanding of data architecture (dimensional modeling, medallion/data vault) & cloud governance
  • Proven ability to thrive in ambiguity, prioritize ruthlessly, and communicate clearly across technical & business audiences

Skills

  • Azure Databricks
  • Power BI (DAX, Data Modeling, Deployment Pipelines)
  • Python
  • SQL
  • ELT/ETL
  • PySpark
  • Delta Lake
  • Azure Data Factory
  • Synapse Analytics
  • ADLS Gen2
  • Git
  • Microsoft Fabric
  • dbt

Experience Level

  • Senior
  • Technical Lead

Education Level

  • Bachelor's/Master's in Computer Science, IT, Data Analytics, or related field