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Development Engineer (iOS/Android) at LINE (Working in Japan) (expired)

LINE Fukuoka

LINE Fukuoka

Job ID
Fukuoka, Fukuoka
Post date
Dec 16, 2019
Information Technology, Internet, Telecommunication
Application Development, Network / Server Development / Management, Database Design / Development, Communication Infrastructure / Development, Control / Embedded Software Development, Project Manager, Project Leader, IT Consultant, Software Engineer, Programmer, Other IT, Internet, Telecommunication
Work Type
Full Time / Experienced (Non-Manager)
¥6.0M / Year
  • Negotiable


  • English: Business level
  • Japanese: None
  • Visa sponsorship available


*Please apply to only one position at a time.

Both Japanese and Non-Japanese speakers welcomed; Whilst there are many English speakers at LINE successful applicants may be asked to attend a Japanese training course for at least 3 ~ 12 months after joining. The training is paid for by us, and is an excellent chance to pick up new language skills. We encourage employees to reach JLPT N2 within a few years of joining.

LINE is a diverse company with some of the best engineers from around the world, approximately 30% of our developers come from outside of Japan. We are looking for experienced engineers with an interest in customer focused development who wish to make an impact on our tens of millions of daily users!

Job Description:

We will assign the project to you after inquiring about your experience as an engineer and future career preferences.

【Client Development】

You will be involved with the development of, and operational work for, the LINE client and LINE Family App clients.

【Specific Responsibilities Include】

・Collaborating with the Planning and Design teams to bring ideas to life (e.g. through coding, creating unit tests, etc.)
・Performing app profiling and improving performance
・Improving and maintaining a CI environment that supports stable development Improving code quality through code reviews
・UI/UX improvement

Examples of Client Development Work

・Development of sticker/theme/emoji features in the LINE app
・Development of LINE Family Apps (e.g. “LINE Creators Studio”)

Required Skills:

Either of:

・Experienced in iOS native application development using Swift/Objective-C (3+ years).
・Experienced in Android native application development using Kotlin/Java (3+ years)


・Professional knowledge of at least one programming language.
・Basic knowledge in computer science (e.g. algorithm, data structure, asynchronous I/O, network).
・Work experience using version control systems (VCS), dependency management systems, and continuous-integration systems (CI).
・Communication ability in Japanese or English.
・Motivation to learn Japanese.

Preferred Skills:

・Web/Native hybrid applications
・UI/UX design and implementation (e.g. custom views and interactions)
・Experience in the coaching, management and/or leadership of a technical team
・Open-source software development experience and/or participation in open source communities is also a plus
・Strong interest and ability to learn any new technical topic

Working Hours:
Discretionary and flexible according to ability and speed of work; if projects are completed on time there is no need to stay in the office for extended periods of time.


Minimum salary starting from 6 million Japanese yen per annum (salary based on experience and ability).

*Other details to be discussed during the interview process.

Apply now

The above information is a public job ad. This job ad is neither an offer nor a contract.

This job is no longer available.

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