Web Front-End Engineer (Vue.js / React)

★Web Front End Engineer（Vue,React) / Famous App Development Company Japanese: Business Level REQUIRED ★Major IT company: In-house Development ★Flextime System & Hybrid Work ★Annual salary: 8 million yen - 12 million yen ★Global Business & International Environment -------------【About the company】------------- The company is developing an e-comics service for smartphones that allows users to easily enjoy manga works via an app. This service is expanding in the Japanese market as a member of "WEBTOON worldwide service," an alliance of platform services that boasts the overwhelming world's largest scale in this market, with 82 million global monthly users, over 200 million cumulative downloads, and a monthly circulation of over 10 billion yen. The company's service has grown steadily since its release in 2013. ＜Most recent results＞ ・2021 Domestic App Spending Ranking #2 (as of January 2022/Exhibit: App Annie) ・Non-Game No. 9 in global mobile app revenue ranking (as of June 2021/exhibit: Sensortower) ・No. 1 in Google Play free popular apps ranking (as of December 6, 2021/Exhibit:Google Play) -------------【 Job Description】------------- You will be responsible for the development and maintenance of the front-end of the web service for the digital book sales platform "ebookjapan". The development environment utilizes Vue.js and Node.js, and all work is conducted in-house for a 100% company-owned service. The scope of work is broad, and depending on your preferences, you may be involved in various planning stages such as: problem identification, proposals, specification review, requirements definition, design, development, release, and operations. ■Responsibilities ・Front-end development for ebookjapan's web services ・Improvement and maintenance of CI environment used for web applications ・Front-end code review and code quality assurance on GitHub ・Collaboration and communication with planning team and multiple departments ・Response to defects when they occur ■Development environment (language, architecture, development method, tools used, etc.) ・Language : HTML/CSS/JavaScript ・Libraries, packages : Node.js/ TypeScript/Vue.js/ Nuxt.js/ Pinia/ Jest/ express.js/ Scss/ Playwright ・Tools : GitHub Enterprise/Screwdriver.cd/Jira/Confluence/Slack ・Development terminal : Arranged based on internal rules after confirming desired specs before joining / External monitors and verification terminals are lent -------------【 Requirements】------------- 【Required】 ・3+ years of experience in web front-end development ・3+ years of experience developing with either Vue.js or React ・3+ years of experience developing with either Next.js or Nuxt.js ・Experience in developing web APIs ・Experience developing with TypeScript ・Experience using Docker for development ・Experience writing test code with Jest or Vitest ・Experience with source code management using Git/GitHub 【Preferred】 ・Experience using Redis as a cache server ・Experience improving site performance using Core Web Vitals or similar metrics ・Experience using Kubernetes ・Experience developing with layered architecture ・Experience writing test code with Playwright 【Ideal Applicants】 ・A strong team player with excellent communication skills ・Committed to a user-first mindset, with the ability to put it into practice ・Highly motivated to learn and grow technically, with a passion for delivering high-quality products ・Possesses a business-oriented mindset and is eager to contribute to service growth ・Maintains a positive attitude and actively works toward achieving team goals -------------------------------------------------- 【Working Time 】 Flextime System (*Core-time 11:00～16:00) 【 Welfare 】 ・Full Social Insurance ・Commuting Allowance ・Medical checkups ・Various in-house events, etc. ■Measures to prevent passive smoking ・In principle, no smoking indoors (smoking rooms are available indoors) ・Yotsuya Office, Minami Shinjuku Office, Osaki Office ・Salary revision: Twice a year ・Allowance: Transportation expenses (in accordance with company regulations), LINE Pay Card Benefit Plan(*2) (*1) In addition to the annual salary amount, incentives may be paid twice a year depending on the company's and the individual's performance and evaluation. (This is not always paid. Only employees who are enrolled at the company on the date of payment are eligible for the payment). (*2) This allowance is paid separately from salary for the purpose of "health maintenance and improvement," "self-development," and "next-generation development" of employees. 【 Holiday 】 2 days a week (Saturday and Sunday)Annual Paid LeaveNational HolidaysNew Year holiday, etc-------------------------------------------------------------------------