LINE Developer Workshop & Hackathon 2015

by LINE Engineer on 2015.2.2

Hi, my name is James and I work for LINE Corporation as a junior software developer. I’m very pleased and even thrilled today because it’s such a great honor to share my experiences and thoughts from “LINE Developer Workshop & Hackathon 2015.”.

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LINE BusinessConnect: Error Detection and Notification Using Fluentd and Norikra

by Yoichiro on 2014.9.11

My name is Yoichiro, and I work in the Technology Strategy Department here at LINE. Thanks for taking the time to check out our blog. Today we’ll be introducing the system we use for the error detection and notification process for the gradually growing service “LINE BusinessConnect.”

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by LINE on 2014.8.1

LINE Engineers’ BlogのURLが以下のように変更されました。



引き続きLINE Engineers’ Blogをよろしくお願い致します。


by tejitak on 2014.7.1



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by LINEセキュリティセンター on 2014.6.26


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The Technical Side of LINE Business Connect

by Yoichiro on 2014.5.23

My name is Yoichiro, and I work in the Technology Strategy Department here at LINE. We really appreciate everyone out there reading this blog. In today’s post, we’ll be talking about all the juicy details of the technical side of LINE Business Connect, a new service released recently.

About LINE Business Connect

First, let’s talk about what LINE Business Connect actually is. At the core, this service is an official account that allows you to respond to messages automatically by using a program.

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LINE on Firefox OS

by LINE Engineer on 2014.5.20


Development for the Firefox OS version of LINE began during the second half of 2013, and the app was officially released in February of the following year. LINE for Firefox OS is currently used in 19 countries around the world, and ranks high in the apps with the most number of downloads in the Firefox Marketplace. This unique version of the LINE app has also received favorable reviews from users, and it is the only app in the Popular Top 7 to maintain a consistent four-star rating.

The Firefox OS version of LINE may be receiving rave reviews, but the creation process for the app was no bed of roses. This article goes into detail on how LINE for Firefox OS was born and engineered, as well as a scene look into the blood, sweat, and tears that went into improving the app’s performance.

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by LINE Engineer on 2014.5.20

[English version]

FirefoxOS版LINEは2013年下半期に開発を開始し、2014年2月にリリースされました。FirefoxOS LINEは現在世界19カ国で使用されており、Firefox Marketplaceでのダウンロード数が多いアプリの1つです。また、多くのユーザーが好意的なレビューを書いており、人気アプリTOP 7の中で唯一星4つの評価を維持しています。

このようにユーザーから好評を得ているFirefoxOS LINEは、決して簡単に作られたものではありません。FirefoxOS LINEがどのようにスタートし、またどのように開発されたのか、性能向上のためにどんなことをしてきたのか、開発に携わる中で経験したことをどうやって共有しているのかについて紹介します。

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by LINE Engineer on 2014.5.8




先日開催したLINE Developer Conference(インフラ編)には大勢の方にいらしていただきました。カンファレンスでは、LINEサービスが始まってから約2年の間に我々はどういった方法でインフラ運営を行い、またどんなことに悩んできたのかを、システム、データベース、ネットワークの観点からそれぞれ発表させていただきました。
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Git Rich Quick: The Development Process for the iOS Version of LINE

by hayaishi on 2014.4.21

Hi there. My name is Hayaishi, and I’m part of the Technology Strategy
Department here at LINE. I’d like to share a few details about the
development process of the iOS version of the LINE app in this blog

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