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Salary
≈ $34k – $85k per year (Estimated)
Location
In office (Tokyo)
Seniority
Middle · 3+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Sep 25, 2026. First seen by Alion on Sep 2, 2026.

Overview
Company
Impact
Profile match
Headquartered in Tokyo, Japan, Rakuten is a major global technology conglomerate that operates a diverse ecosystem of internet and digital services. The company is widely known for its massive e-commerce platforms, alongside a robust portfolio spanning financial technology and digital content. Furthermore, it has established itself as an innovative force in the telecommunications industry through the development of cloud-native mobile network infrastructure.

Job Description:

Business Overview

Ad & Media Company provides advertising and marketing services, including digital advertising, research, and influencer business.

Its appeal lies in its ability to offer end-to-end solutions for all aspects of marketing, from upstream strategy formulation to downstream execution such as ad operations, performance measurement, and data analysis.

Marketing-related businesses include "Rakuten Marketing / LinkShare," which provides general digital marketing solutions, "Rakuten Data Marketing," which offers marketing solutions utilizing Rakuten's big data, and "Rakuten Insight," which provides marketing research services, among other wide-ranging marketing businesses.

This environment allows you to place yourself in an organization that forms the core of Rakuten Group, leading to your personal growth and career advancement.

Department Overview

In today's world, where people's lifestyles and values are diversifying, the challenges in marketing research are becoming increasingly sophisticated and complex. To address these changes and derive deeper, more fundamental insights, we leverage over 100 million pieces of big data connected through the common ID of the Rakuten Group. Our mission is to provide new value across the entire marketing process for our customers.

Within the Rakuten Group, there is growing anticipation for new data businesses that utilize our unique and vast data assets. In December 2024, we will implement an organizational restructuring that integrates Rakuten Insight, Inc., Rakuten Insight Global, Inc., and the Super Mini Job business, establishing a more robust synergy creation system for data utilization.

Under this system, we aim to further accelerate the use of AI technology, automate and enhance data analysis, provide real-time insights, and improve the quality of decision-making support. Our goal is to create new value that brings innovation to companies' marketing activities.

The Ad & Media Solutions Department provides problem-solving marketing support to a diverse range of clients, including advertising agencies and media companies, by leveraging marketing research, AI technology, and the extensive data assets held by Rakuten. The department is composed of several specialized groups responsible for developing data-driven decision-making products, designing and promoting services such as advertising effectiveness measurement and brand lift studies, building and operating data-related operations, and planning and delivering marketing research for both domestic and international markets.

Working in collaboration with these specialized groups, Marketing Research Consultants (Sales) deeply understand clients' marketing challenges and provide optimal solutions. This department offers the opportunity to engage in proposals and solutions for complex and advanced issues that go beyond traditional marketing research.

Position:

Why We Hire

In recent years, the importance of data utilization in business has increased dramatically, and data-driven decision-making is now required in all aspects of corporate activities. In this environment, we aim to contribute to our clients' business growth and lead Rakuten Insight's data business by delivering innovative products that leverage the vast and diverse data assets held by the Rakuten Group, going beyond traditional data processing and analysis.

We play a crucial role in leading the delivery of data products, ensuring their quality, stability, and scalability. By leveraging our advanced expertise in data processing and utilization, we meet the expectations of both internal and external clients through the rapid and reliable delivery of products.

We are looking for team members who can maximize the value of our products by deeply understanding business challenges and integrating data with technology, not just implementing and delivering technology. We seek individuals who are eager to create new value in various areas, including data engineering, BI development, technical project management, operational design, and product co-creation.

Position Details

We are seeking Data Engineers/Data Analysts for our Data Solutions business. You will play a crucial role in supporting decision-making through data utilization projects commissioned by internal and external Rakuten clients. This includes organizing data specifications, extracting and aggregating data, building BI tools, and creating analytical reports. Additionally, you will have the opportunity to engage in a wide range of tasks, including product development utilizing the extensive data assets held by the Rakuten Group.

Responsibilities

- Utilize the extensive data assets within the Rakuten Group to support decision-making and new business development for both internal and external clients.

- Extract and aggregate data using SQL.

- Propose and build BI tools.

- Create analytical reports using BI tools.

Job Satisfaction

You will have the opportunity to design and execute value creation processes by leveraging Rakuten's unique and extensive data assets. Additionally, you will be involved in decision-making across various industries, including major business companies, advertising agencies, and consulting firms.

Work Environment

Currently, our team consists of 7 members, each leveraging their expertise and skills in areas such as data processing and BI development. Our clients include various Rakuten Group businesses, external business companies such as manufacturers, and advertising agencies.

After joining our team, you will have access to a wide range of career paths to help you build and grow your career from a long-term perspective.

- Data Processing Expert: You can deepen your expertise and grow into a "Data Product Specialist" who leads the entire process from product design to delivery and operational improvement, becoming a trusted resource both internally and externally.

- Co-Creator of Data Products: This career path allows you to leverage your technical expertise while understanding business challenges and needs, leading the planning and development of new products as a "Product Co-Creator." As a bridge between business and technology, you will enhance your stakeholder coordination and project management skills, directly contributing to maximizing business value through data utilization.

The majority of ourteam members joined Rakuten Insight as mid-career hires. Many initially built their careers as Marketing Researchers or Directors responsible for collecting survey data and then transitioned to Data Engineer/Data Analyst roles to broaden their career horizons. Additionally, we have team members who gained experience in BI development and data analysis at companies engaged in data business and were attracted to the extensive data assets held by the Rakuten Group.

Mandatory Qualifications:

- Over 3 years of experience in big data processing using Python or similar languages

- More than 1 year of practical experience in data aggregation and analysis using BI tools such as Tableau

- Ability to clearly define requirements for big data aggregation and analysis and drive projects forward

Ideal Candidate Profile

- Effective communication skills with internal and external stakeholders

- Eager to understand the various big data assets within the Rakuten Group and drive new challenges with a sense of urgency

- Self-motivated to learn new information and knowledge in emerging fields and capable of producing outputs

- Able to view difficult challenges as opportunities for growth and take positive action

- Motivated to actively utilize AI to improve work efficiency and the quality of outputs

- Highly interested and sensitive to technology, trends, and news

Desired Qualifications:

- Practical experience in improving work efficiency using programming languages such as Python

- Experience in optimizing data processing using AI

Others Information:

Additional information on Location

Futako Tamagawa Rise Office

2-21-1 Tamagawa, Setagaya-ku, Tokyo

Additional information on Secondment

Seconded to Rakuten Insight, Inc.

Additional information on English Qualification

English Requirement: Yes

*TOEIC, TOEFL, IELTS, etc.

*Details will be provided if you proceed to the selection process.

#business #datascientist #commerce #RakutenInsight

Languages:

English (Overall - 3 - Advanced), Japanese (Overall - 4 - Fluent)
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