Web Application Engineer (Java OR Kotlin: 4527)

Job Type
Up to 4,000 Yen/hour (Monthly pay will be around 600,000 JPY)
Japanese Level
English Level
Advanced (TOEIC 860)
Start Date



This is a great opportunity for english speaking web application developers to be able to work for a fast-pace, international environment.


- Backend development and operations with Kotlin and Java for the item/order management system for merchants (RMS).

- Responsibility includes system design, implementation, testing and release for various types of development projects, and operations (Inquiry management, investigation and other operational tasks)



【会社概要 | 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!
【就業時間 | Working Hours】
9:00 - 17:30(Mon - Fri)
【休日休暇 | Holidays】
Saturday, Sunday, and National Holidays, Year-end and New Year Holidays, Paid Holidays, Other Special Holidays
【待遇・福利厚生 | Services / Benefits】
各種社会保険完備(厚生年金保険、健康保険、労災保険、雇用保険)、 屋内原則禁煙(屋外に喫煙所あり)、 通勤交通費支給等
Social insurance, Transportation Fee, No smoking indoors allowed (Designated smoking area), etc.



Required Skills

- Development experience of Java with frameworks (Spring Framework, Spring boot) 

- Experience of Unit test with Junit

- Experience of front end technologies (HTML, CSS, JavaScript)

- Knowledge of design pattern

- Development experience with RESTful API

- Experience of RDMS

- Experience of version control tools like Git or SVN

- Knowledge of Web securities

- Experience of web servers (Apache, nginx)

- Knowledge and experience of Unix/Linux

- Experience of system design

Preferred Skills

- Development experience with Kotlin

- Tech Lead experience (Architecture design and technical decision making)

- Knowledge of Container architecture (Docker, Kubernetes)

- Development experience with Caching/NoSQL technologies (Resi, kafka, MQ, memcache)

- Knowledge of CI/CD and DevOps (Jenkins, CircleCI)

- Experience of stress test or performance test

- Knowledge of system scalability and sustainability

- Experience of system operations