• Full-time

Publication date: 2025.05.30

[Independent IT Services]Web App Development for External Clients(13369)

  • System Engineers / Infrastructure Engineers / Web Engineers / Game Developers
  • Tokyo
  • Salary ¥5.5M~¥9M(negotiable)
【独立系 システム会社】クライアント向けWebアプリケーションの開発業務 (13369)
職種Position System Engineers / Infrastructure Engineers / Web Engineers / Game Developers
会社概要Company profile [Company Overview]
Since their founding, they have grown by being involved in many innovations using the Internet, with a focus on web development.
In recent years, the spread of Salesforce has boosted their performance in the implementation consulting business.
They have also deployed their technology to Asian countries using Chinese.

In the future, they will continue to contribute to business support in China and other Asian countries, while making the most of their AI know-how, promoting their own AI platform, and constantly evolving with the times.

[Attractiveness of the Company/Job]
The organization is based on people who graduated from major universities in China, and even now, more than half of their engineers are from China.

The appeal is that by working on projects with these enthusiastic students, you can grow into a global talent.

The average age is 28, the employees get along well with each other, and they have an environment where young employees can work freely.

The labor environment is also well-maintained, with more than 127 days of annual holidays and reduced overtime hours, and they are working to improve paid leave utilization rates.

One of their company's distinctive features is its homely corporate culture, where employees' families also enjoy events such as company trips and barbecues.
They also actively support their employees' career advancement by holding monthly in-house study sessions and providing support for obtaining qualifications.
仕事内容Job description *This position is available only for people residing in Japan

You will be responsible for the development of web applications for our clients. Focusing on Kotlin or Java, you will handle various project phases—from requirements definition and design to implementation, testing, and maintenance—based on your current skill set.

Technical Stack & Requirements

・Programming Languages
Required: Kotlin, HTML, CSS, JavaScript
Preferred: Java, Swift

・Tools & Infrastructure
Android Studio, Git (Version Control / Team Development)


Preferred: Firebase Console
応募資格Requirement ・Android App Development: 3+ years of professional experience (preferred).
・Native Development: Hands-on experience developing native Android applications using Kotlin or Java.
・Development Tools: Proficiency with Android Studio.
・API Integration: Proven experience implementing REST API integrations.
・Team Development: Strong experience in collaborative environments using Git for version control.
・Backend Connectivity: Experience working with PHP or other backend technologies.
日本語力Japanese level Fluent
雇用形態Employment type Full-time
勤務エリアLocation Tokyo
勤務時間Working hours 9:00~18:00
想定年収Salary ¥5.5M~¥9M(negotiable)
条件・待遇Condition Probation Period: 3 months
Days Off: Fully two-day weekend (Saturdays and Sundays), National Holidays
Leave: Summer holidays, Year-end and New Year holidays, and other paid leave available
Overtime: Approximately 14 hours per month on average
Smoking Policy: No smoking indoors (Smoking-free environment)
Benefits: * Full social insurance coverage
-Commuting allowance (Provided according to company regulations)
-Other miscellaneous benefits included
選考についてProcess Number of applicants:1~2
Documents required for application:
Online interview: Available. (The final interview will be a face-to-face interview) Transportation expenses will be paid.
Interview language: Japanese
Number of interviews (flow): 2~3 times
* May change depending on the situation of the candidate
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