This position is closed and is no longer accepting applications.

Android Developer, LINE Platform

LINE Corp. Shinjuku-ku, Tokyo
  • 💴 No salary range given
  • 🏡 Partially remote
  • 🧪 Minimum years of experience unspecified
  • 💬 Fluent Japanese
  • 🗾 Japan residents only
  • 🧳 No relocation support

About LINE Corp.

LINE Corp. Shinjuku-ku, Tokyo

At 83 million domestic users, or 65% of the population, LINE is Japan's most popular messaging application. It is also popular throughout Asia, boasting approximately 186 million users globally.

Key benefits

  • Build reliable systems at scale
  • Room to grow
  • Healthy work/life balance

About the position

You’ll be involved in the development of the LINE client Android app, which is used by hundreds of millions of people in Japan and abroad (particularly in Asia). This means you’ll have the opportunity to be a part of the planning and development of an app that is popular both domestically and globally. Additionally, our codebase has grown massively in size since the LINE app was launched eight years ago. You’ll work on improving the codebase’s internal structure as well as the performance and UX of the app itself.  Through code reviews that let developers learn and improve from one another, automated CI testing, and other workflows we’ve created, we ensure all the development work we do is sustainable. 

You will take initiative and go beyond your current role to boost team productivity through codebases, improving tools, and helping team members expand their knowledge. 


  • 3+ years of experience using Kotlin/Java to develop native Android apps

Preferred Qualifications

  • Basic computer science knowledge (algorithms, data structures, asynchronous I/O, databases, networks, etc.
  • Knowledge of and experience with UI/UX design and development (custom views, interaction, etc.)
  • Knowledge of and experience with standard libraries, frameworks, and build tools
  • Knowledge of and development experience with hybrid applications (web/native)
  • Active contribution and participation in open source software and developer communities
  • Interest or previous experience in messaging services

Meet LINE Corp.'s Developers

Photo of Swapnali Koli

Joining LINE as a QA Engineer

with Swapnali Koli

Swapnali had been working at a Japanese company as a QA Engineer. Looking for a new challenge, she joined LINE, where she’s led their private cloud API automation project.

Read her story...

Li was working in Toronto when he was recruited to join LINE as a principal engineer. He tells his story of relocating to Japan.

Read his story...
Photo of Matthew Bailey

Growing a career in Japan

with Matthew Bailey

Starting as a server side engineer at LINE, Matt is now a software development manager. He shares his experiences of finding a job in Japan, and gives tips on how you can be successful at landing one too.

Read his story...

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