Front-end Engineer

  • Fukuoka
  • Remote OK
  • Full-time
  • December 23, 2023
Apply from Anywhere 👍
Relocation to Japan 👍
(Overseas visa sponsorship supported)
Language Requirements
Japanese: Not Required 👍
English: Business Level

Job Description

Your duties would include, but are not limited to the following: development of web-based features embedded in various LINE apps; development of web application services pertaining to LINE Family Services; and development of JavaScript SDK.

Specifics of Job Description

  • Service development for LINE Family Apps (e.g. “LINE Creators Market”, “LINE Fortune”, “LINE Surveys”, “LINE Part Time Jobs”, "LINE Financial" etc.).
  • Development of JavaScript SDK for web applications embedded in LINE

Throughout the web app development process, you will closely work with your team members which will be comprised of planners, designers, and backend engineers. Furthermore, you will be expected to actively provide your input as an expert in web development to ensure optimal user experience. Specifically for globalized services, your tasks will consist of making performance or UX improvements while taking the mobile network environment of other countries into consideration. Finally, to achieve superior development environment, you will act as the tech lead in JavaScript SDK, which is interlinked with our chat app “LINE”, and will continue to make enhancements to the web app services in conjunction with the client-side developers. 

Technology We Use

  • JavaScript, TypeScript, flow, HTML, CSS, react, vue, angular, redux, vuex, nuxtjs, etc.

No Language Skills Required

  • This position requires no prior Japanese language skills. We have a robust English support team and there are many English-speaking employees. Successful applicants without Japanese language skills will be required to attend a Japanese language course for at least the first three months to one year after joining LINE Fukuoka. The language course is sponsored by LINE and is an excellent opportunity to acquire the language.


Required Skills

  • Extensive experience in development with a focus on JavaScript
  • Expertise knowledge of HTML/CSS/JavaScript
  • 3 years of experience developing PC and smart device web applications or equivalent experience in developing large scale B-to-C services
  • SPA (Single-page Application) implementation experience
  • Knowledge of accessibility / utility
  • Knowledge of CSS pre-processors
  • Experience with various development tools (e.g. build tools, task runners, etc.)

Preferred Skills

  • Experience developing native iOS applications (Swift/Objective-C)
  • Experience developing native Android applications (Java/Kotlin)
  • Experience developing with server side languages (e.g. Java, Perl, etc.)
  • Experience with CI (continuous integration)
  • Contributions to or active participation in the OSS community

Who We’re Looking For

  • Individuals with an eagerness to explore, willingness to learn new technologies, who are intellectually curious, and dares to take on new challenges;
  • Individuals with an understanding of consumer-oriented service development;
  • Individuals who can offer fresh value to user’s lifestyle;
  • Individuals interested in providing data-driven solutions for service/business issues;
  • Individuals with sophisticated communication skills who can break down and explain complex matters to anyone.

Working Location

  • LINE Fukuoka Corporation JRJP HAKATA Building, 12FL, 8-1 Hakataeki Chuogai, Hakata, Fukuoka, 812-0012, Japan


  • Fixed annual salary + Incentive (twice/year)
  • Other details to be discussed during interviews.

Salary Review

  • Twice/Year

※Skill test will be available only in JavaScript.

LINE Fukuoka's mission is to continue taking on new challenges and create new values (WOW) for the world.

By creating new values from Fukuoka, we aim to be a company with the imaginative powers to generate new paradigm shifts on a global scale that can help both individuals and organization grow at the same time.

LINE Fukuoka Engineering Department

LINE Fukuoka Engineering Department develops a wide variety of LINE family services such as LINE STORE, LINE Creators Market, LINE Sticker Maker, LINE Securities, and LINE part-time job.

An organization of about 100 people has 8 development teams dedicated to service development and 6 specialized teams with specific professional skills. There are engineers in various positions such as application development, infrastructure, SRE, and SET.

LINE Fukuoka has many programs that support employees grow, providing an environment where they can take on new challenges. We have an environment where the employees can work with peace of mind.

※ LINE Fukuoka Corporation (“LINE Fukuoka”) changed its trade name to LY Communications as of October 1, 2023.

View LINE Fukuoka's company page

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Front-end Engineer at LINE Fukuoka