
Business Overview
AI & Data Division:
An organization that develops and operates the AI and data infrastructure of the Rakuten Group.
Department Overview
Search Department:
An organization that develops and operates the common search engine platform (GSP) of Rakuten Group.
Search Engineering Section:
An organization of engineering within the Search Department responsible for design, development, and operation.
Search Service Engineering Group:
An organization that adapts service systems to GSP when each service development team develops a system.
Position:
Why We Hire
We are recruiting members to meet needs such as expanding the search platform’s capabilities and scope of use, and optimizing costs.
Position Details
We are seeking a mid to senior level engineer capable of independently leading the following:
- Eliciting requirements from internal tech clients and translating them into feasible designs using GSP Schema, Query, and Processing Logic
- Reviewing and consulting on schema and query design, and implementing changes as required
- Designing, developing, and operating web applications and data synchronizer batches that support GSP
- Responding to incidents and inquiries and implementing preventive improvements
Work Environment
The team is about 10 members, mainly engineers, with ages ranging from the 20s to the 50s. The gender ratio is roughly even, and the team currently consists mostly of Japanese members. New graduates and mid-career hires, as well as full-time and contract staff, work together on the team.
Tech Stack: RockyLinux/Solr/OpenSearch/Cassandra/MySQL/MariaDB/Python/TypeScript/JavaScript/Next.js/Java
Mandatory Qualifications:
- Ability to independently drive schema and query design and requirements alignment with internal clients
- 5+ years of experience in system development and operations
- Development experience with RDBMS/NoSQL
Desired Qualifications:
- Web application development experience
- Development experience in Python, JavaScript, or TypeScript
- Search engine experience (Solr, Elasticsearch, or OpenSearch)
- RDBMS/NoSQL operation experience
- Native Level Japanese or JLPT N1
#engineer #applicationsengineer #DataEngineer #aianddatadiv #Python

SMBC Group is a top-tier global financial group. Headquartered in Tokyo and with a 400-year history, SMBC Group offers a diverse range of financial services, including banking, leasing, securities, credit cards, and consumer finance. The Group has more than 150 offices and 120,000 employees worldwide in nearly 40 countries. Sumitomo Mitsui Financial Group, Inc. (SMFG) is the holding company of SMBC Group, one of the three largest banking groups in Japan. SMFG's shares trade on the Tokyo and Nagoya stock exchanges, and its ADRs trade on the New York Stock Exchange (NYSE: SMFG).
Americas: https://www.smbcgroup.com/
EMEA: https://www.smbcgroup.com/emea/
APAC: https://www.smbc.co.jp/asia/
Tokyo: https://www.smfg.co.jp/english/