Senior Software Engineer

RAKUTEN ASIA PTE. LTD.

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Singapore Until 8/21/2026 5+ years exp First posted April 24, 2026 Last posted April 24, 2026
Job description

Job Description:

Rakuten Group, Inc. is a global leader in internet services and has a diverse ecosystem spanning across e-commerce, fintech, communications and more serving approximately 1.8 billion members worldwide. Founded in Tokyo in 1997, the Group operates in over 30 countries and regions with more than 30,000 employees. 

Based in Singapore's Central Business District, Rakuten Asia Pte. Ltd. serves as the regional headquarters for Asia, driving value through areas such as advertising product development, product strategy, and data management to support Rakuten Group's global ecosystem. 

Learn more at: https://global.rakuten.com/corp/

The Global Ad Technology Department (GATD) manages the whole of the advertising systems that power Rakuten. We are a cross-functional and data-driven organization working together in a diverse team spread across five countries: Japan, Singapore, India, China and UK.

GATD Website:

https://corp.rakuten.co.jp/careers/feature/adtech/en/

The APS Team boasts a highly motivated, skilled, talented, and friendly team spread across Tokyo, Singapore, India, and China. We are looking for someone who can quickly integrate and collaborate effectively with our team.

We are seeking a dynamic full-stack software engineer to take on technical ownership and responsibilities throughout the product and project development lifecycle. The ideal candidate will possess the ability to solve a wide range of technical and business challenges. We are looking for a tech-savvy individual who is unafraid to step out of their comfort zone and explore new technologies.

This role offers the opportunity to build a robust tech career by developing multiple products within Rakuten's expansive ecosystem and innovative technology cluster.

Responsibilities:

  • Project Execution

    • Requirement gathering and analysis

    • Convert business requirement to tech requirement

    • System design

    • Coding and implementation

    • Code review and maintain code quality/standard

    • Unit testing, verification, validation

    • Deployment/Rollback operation for DEV, STG, PROD

    • After-release monitoring, regular maintenance

  • Collaboration

    • Working closely with the project manager, tech lead, architect and other project members

    • Collaborate with a separate QA team and DevOps team.

    • Collaborate with cross-culture, cross-border development team during the project execution

  • Always Improve, Always Advance

    • Understand the whole product and system and suggest the technical improvements

    • Understand the future business and product needs and suggest system improvement in advance.

    • Think one step ahead, verify up-coming technology and prepare roadmaps to utilize those

Requirements:

General

  • 5+ years of hands-on software development experience as a Software Engineer

  • Strong technical design and implementation skill

  • Strong analytical and problem-solving skill

  • Complete and hands-on experience of Agile development and SCRUM

  • Team player and easy going person

  • Proactive, self-starter and self-motivated

  • Perform under immense pressure

  • Good communication skills with tech/non-tech people

  • Strong get-things-done mind with a sense of ownership

  • Experience using AI tool like Cursor to improve the code quality and productivity.

Technical

Must have

  • Java spring (boot+batch)

  • MySQL

  • NoSQL (MongoDB)

  • GCS,Big Query, Data Proc

  • Kafka

  • Version Control - Git

  • Jira or similar project and task management tool

About this role

Summary

Develop and maintain scalable advertising systems collaborating across teams.

Job title

Senior Software Engineer

Experience level

5+ years

Minimum experience

5+ years exp

Industry

internet services

Location requirements

Singapore-based role, remote work not specified

Salary

Not specified

Management role

No

Skills & keywords

Required skills

Java springMySQLNoSQLMongoDBGCSBig QueryData ProcKafkaGitJira

Preferred skills

None specified

Specializations

full-stackJava springdatabasesbig datamessaging
Locations

Structured locations inferred from the posting.

Singapore

Work arrangement unknown Country