Software Development Engineer (UI/API), Advertisement Delivery Platform - Global Ad Technology Supervisory Department (GATD)
Asia
July 17, 2026 at 10:56 AM
Job Description
Business Overview
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/
Department Overview
Our vision is to empower our internal and external stakeholders by providing data driven marketing solutions by developing Ad delivery, Tracking, Reporting and Data Sync Platforms. Joining us, you will be able to challenge yourself in a wide range of technologies in the frontline of heavy traffic large-scale ad applications and platforms, including high performance system development and big data processing systems. Also, you will be able to work on the latest digital advertising and Ad platform because we also closely work with outside Ad platformer as well.
In the platform team, we have positions who have comprehensive knowledge of the platforms and keep considering maximizing platform and business contribution.
Position
Why We Hire
We are looking for talented software engineer, support our business growth and technical challenge for advertisement platform. In this role, you will be responsible for developing and implementing user interface components using popular web technologies. You will also be responsible for profiling and improving front-end performance and documenting our front-end codebase.
Position Details
In this role, you will be responsible for developing and implementing user interface components of our Ad Platform Dashboard using popular web technologies. You will also be responsible for profiling and improving front-end-performance and documenting our front-end codebase. Also, have responsible for development of API to connect backend system.
Understand both business and platform to contribute new features and maintenance. Handle website maintenance, troubleshooting and upgrades. Collaborate with backend developers to improve usability.
Mandatory Qualifications
Related systems, advertising products
Languages
English (Overall - 3 - Advanced)
Business Overview
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/
Department Overview
Our vision is to empower our internal and external stakeholders by providing data driven marketing solutions by developing Ad delivery, Tracking, Reporting and Data Sync Platforms. Joining us, you will be able to challenge yourself in a wide range of technologies in the frontline of heavy traffic large-scale ad applications and platforms, including high performance system development and big data processing systems. Also, you will be able to work on the latest digital advertising and Ad platform because we also closely work with outside Ad platformer as well.
In the platform team, we have positions who have comprehensive knowledge of the platforms and keep considering maximizing platform and business contribution.
Position
Why We Hire
We are looking for talented software engineer, support our business growth and technical challenge for advertisement platform. In this role, you will be responsible for developing and implementing user interface components using popular web technologies. You will also be responsible for profiling and improving front-end performance and documenting our front-end codebase.
Position Details
In this role, you will be responsible for developing and implementing user interface components of our Ad Platform Dashboard using popular web technologies. You will also be responsible for profiling and improving front-end-performance and documenting our front-end codebase. Also, have responsible for development of API to connect backend system.
Understand both business and platform to contribute new features and maintenance. Handle website maintenance, troubleshooting and upgrades. Collaborate with backend developers to improve usability.
Mandatory Qualifications
- Bachelor’s degree in Computer Science, Information Technology, or a similar field
- Practical development experiences of React
- Practical development experiences of TypeScript
- Proven work experience as a Frontend Engineer (2 years or more)
- UI and Backend system API integration experiences
- Familiarity with modern front-end build pipelines and tools (webpack etc.)
- Ability to understand business requirements and translate them into technical requirements
- Strong problem-solving skills and attention to detail
- Experience in developing Web APIs
- Design Database schema
- Experience with popular React workflows (such as Hooks, Flux or Redux)
- Knowledge of modern authorization mechanisms, such as JSON Web Token
- Have experiences of other Frontend Technologies (Vue, Angular)
- Familiarity with Golang
- Familiarity with newer specifications of EcmaScript
- Basic Web Design skills
- Practical experience in database design
- Japanese skill
Related systems, advertising products
- DSP/DMP/Data feed/Tracking and reporting/Pixel tag
- Listing ads, Display ads, Video ads, and Google shopping ads
Languages
English (Overall - 3 - Advanced)