Front-end Web Application Engineer (React/Redux: 3596)

Job Type
3,100 JPY per hour
Japanese Level
English Level
Advanced (TOEIC 860)
Start Date


Web application engineers are responsible for developing store management services for Japan’s largest online shopping mall(over 250 million products, with an annual distribution of over 3 trillion yen). You work on development of the company's version of CMS, which is a system used for merchant shop management.

The Item Service Group delivers functions relating to large-scale campaigns as well as product registrations and updates (using bulk processing via Web UI, APU, CSV, etc.)

You will be involved in the entire software development cycle, including requirement definition, design, test case creation, development, testing, release support, with a focus on front-end development (View operation using React). You will write the application code using the wireframe outlining the UI/UX design as your reference.

The group actively implements and utilizes various types of smaller team work styles, such as pair programming and mob programming, so they are looking for someone who can collaborate with other members, while also being able to work independently.

‐ Develop functions based on business requirements
‐ Design and implement code with excellent readability, versatility, and maintainability(while also taking into account performance, availability, and scalability)
‐ Unit test/integration test (+automation) implementation
‐ Quality assurance through design and code review; platform optimization
‐ Provide solutions to eliminate bottlenecks and bugs
‐ Appropriate documentation
‐ Research and learn new technologies to provide better designs and solutions

【Company Details】
Our client is a large global Internet service company that has enjoyed sustained growth as they continue to expand their business in various new areas and industries. This is a great opportunity to work in a diverse and international environment in Japan. Our client actively strives to be an equal opportunity employer, and they have many female and foreign nationals in upper management positions. Their brand has also gained global recognition as they sponsor some of the world's most famous sports teams. Our client prides themselves in providing a comfortable working environment for their employees. Engineers are welcome to choose their own setup (Windows/Mac, etc.); whatever makes them comfortable! Free meals are also provided at the company cafeteria. Their chefs work to create exciting new menus and dishes, so employees never get tired of the food!

【Working Hours】
9:00 - 17:30(Mon - Fri)

Saturday, Sunday, and National Holidays, Year-end and New Year Holidays, Paid Holidays, Other Special Holidays

【Services / Benefits】

Social insurance, Transportation Fee, Skillhouse Benefit, No smoking indoors allowed (Designated smoking area), etc.

Required Skills

Skills and experience in:
‐ React
‐ Redux
‐ Jest
‐ Typescript
‐ CSS3
‐ Git
‐ Docker

Preferred Skills

‐ ECMAScript 6
‐ Test Driven Development (TDD)
‐ System/Documentation (JIRA & Confluence)