Product Data Analyst

Company Overview We are involved in the entire development cycle, from idea to operation, of the dating and partner-finding application "Pairs," aimed at those who are serious about finding their soulmate. The service was launched in Japan in 2012, in Taiwan in 2013, and in South Korea in 2025. The total number of registrations exceeded 27 million (as of April 2026), and it is used by many people. Furthermore, according to our company's data, over 900,000 people have found their unique soulmate through Pairs.

Job Description: We are looking for a "Product Data Analyst" to support the growth of the online dating application "Pairs."

At Eureka, we have a data-oriented culture where we make business decisions based on data. The "Product Data Analyst" position we are hiring for belongs to the BI (Business Intelligence) team and has the important mission of expanding the scope of data utilization for business decision-making, as well as improving the speed and quality of analysis. Specifically, the specialist in this role will work closely with product managers and be responsible for the full PDCA cycle (Plan-Do-Check-Act), including database construction, data analysis, and growth strategy development. We are looking for candidates who are ready to contribute to valuable decision-making at Eureka, without being limited by existing assumptions.

What You Will Do:

• Lead the strategy development, launch, and globalization growth of Pairs, collaborating with various organizations.
• Lead the PDCA cycle for each initiative based on data analysis.
• Develop, build, and operate data warehouses and data marts using dbt and Dagster.

Must-Have Qualifications:

• Experience with SQL for data analysis, building and operating data marts or data warehouses (at least 3 years of practical experience).
• Experience implementing dashboards using BI tools such as Redash / Tableau (at least 3 years of practical experience).
• Experience in analysis and development using Coding Agent.
• Experience independently proposing actions based on data analysis and service improvement.
• Willingness to learn and study the latest technologies, including generative AI.
• Experience in building consensus and driving projects by involving multiple internal departments and stakeholders.
• Fluent Japanese proficiency (Fluent).
• Business-level English proficiency or higher (approximately CEFR B2 or higher).

Preferred Qualifications:

• Experience launching and promoting new business domains.
• Experience working with directors and managers.
• Skills in formulating and quantitatively evaluating complex and highly abstract analytical tasks for problem-solving.
• Experience operating data pipeline tools such as dbt/Airflow.
• Specialized knowledge in Data Science/Statistics.
• Knowledge and experience in A/B testing, causal inference.

Tools We Use:

• Project Management Tools: JIRA
• Knowledge Management Tools: Confluence
• Communication Tools: Slack
• BI Tools: Tableau
• AI Tools: Claude, Claude Code, Cursor, Codex
• Database Development Language: Python
• Databases: Google BigQuery
• Data Collection and ETL Platform: dbt, Dagster, Fivetran

Characteristics:

• Ability to share the future vision of the online dating industry and contribute.
• Ability to involve and lead those around you through interdepartmental communication.
• Ability to constantly reflect on what the team and product should be.
• Ability to question assumptions and pave your own way.
• Ability to think in a broad context, including risks, service philosophy, and market, not just your own vision.
• Ability to act in the interest of overall optimization, not being bound by your role, when necessary.
• Ability to continue learning and see things through (demonstrate persistence in difficult situations).