About LINE Corp.

Shinjuku, 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

Responsibilities

  • Design and develop server-side feature APIs for LINE’s messaging and social graph services, as well as other LINE Family services.
  • Design and develop scale and distributed processing-driven data structures for large-scale data storage.
  • Develop technology visions for a system that can flexibly address ongoing structural, performance, and scalability improvements for the LINE platform in addition to varying business needs

1. Lead/Senior Software Engineer - Line Server

Minimum Qualifications

  • Major in Computer Science or equivalent work experience
  • Strong skills and experience in at least one of the following languages: Java, C, C++, Scala, Erlang
  • Experience with complexity analyses for algorithms and data structures as well as software design experience
  • Experience developing consumer services
  • Expertise in designing, analyzing, and problem solving for large-scale systems or distributed systems
  • Experience leading development projects

Preferred Qualifications

  • Masters or PhD in Computer Science
  • Understanding of and experience tuning JVM internal architecture and garbage collection
  • Extensive knowledge of networks and experience designing and developing client/server protocols and APIs (REST and RPC) for mobile
  • Experience with using NoSQL in developing databases for big data processing or distributed storage
  • Experience designing and developing asynchronous and non-blocking IO systems
  • Ability to proactively approach and troubleshoot system issues
  • Experience developing and operating global-scale services
  • Open source committer and contributor

2. Software Engineer - Line Server

Minimum Qualifications

  • Major in Computer Science or equivalent work experience
  • 3+ years of hands-on experience in at least one of the following languages: Java, C, C++, Scala, Erlang
  • Possesses problem-solving skills and understanding of algorithms and data structures
  • Experience developing in Linux and Unix environments

Preferred Qualifications

  • Masters or PhD in Computer Science
  • Extensive experience in at least one of the following languages: Java, C, C++, Scala, Erlang
  • Experience operating or developing distributed systems
  • Broad grasp of networks and experience developing client/server protocols and APIs (REST and RPC) for mobile
  • Experience with using NoSQL in developing databases for big data processing or distributed storage
  • Strong grasp of Linux and Unix systems and networks
  • Experience developing consumer services

Ideal Candidate

  • Interested in the internet and optimistic about its possibilities
  • Eager to expand knowledge and learn about new technologies
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About LINE Corp.

Shinjuku, 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

Other Jobs at LINE Corp.

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