Middle FE (ReactJS, Typescript)

• Build screens from Figma: Home dashboard, Duty / Flight Documents, Simulator (route map), AI Briefing, Content and Manual. • Implement responsive layouts for tablet (primary) and mobile, with touch-friendly interactions. • Build an interactive route map: flight path, waypoints, markers, popovers, and a flight progress timeline. • Build document views for long operational text (NOTAM, OFP, weather) with tabs, filters, bookmarks and Korean/English switching. • Build AI briefing UI that renders streamed responses (SSE) with loading, error and retry states. • Integrate REST and streaming APIs from the backend; manage server state and caching. • Write unit and component tests; keep SonarQube clean (zero bugs, vulnerabilities and code smells). • Join PR code reviews and sprint showcases with SDS; send daily status reports (Done / To do / Risk).

Attractive Compensation & Benefits Competitive salary package Minimum 13 months’ salary per year Annual salary review Monthly performance bonus, project bonus, holiday bonus, Tet bonus, etc. Additional maternity allowance for female employees (in addition to statutory social insurance benefits) Healthcare & Well being Annual health check ups at high quality medical centers Comprehensive healthcare insurance program – Rikkei Care Career Development Participation in regular training programs conducted by domestic and international experts Company sponsored fees for international certification exams Rewards for achieving foreign language certifications Opportunities to work in Japan, the US, Korea, and many other countries worldwide Dynamic & Positive Working Environment Flexible working hours, weekends off (Saturday & Sunday) 12 annual leave days + 1 company trip leave day Quarterly team building activities and annual company trips Participation in indoor, outdoor, and e sports tournaments Engagement in various clubs: football, table tennis, badminton, swimming, music, English, etc.

• 3 to under 5 years of professional frontend experience, with at least 2 years on React + TypeScript in production. - Strong React: hooks, component design, performance (memoization, lazy loading, list virtualization). - State and data management: React Query / TanStack Query, plus Redux Toolkit or Zustand. - Responsive and mobile-web UI with CSS-in-JS, Tailwind or SCSS; experience shipping UI for tablet and phone browsers (Safari iOS, Chrome Android). - REST API integration, authentication flows (JWT/OAuth2/SSO), error handling. - Internationalization (i18next or react-intl) for at least two languages. - Unit and component testing with Jest/Vitest and React Testing Library. - Git flow with pull requests and code review; familiar with Jira, Confluence and CI pipelines (Jenkins). - Able to read and write technical English for specs, Jira tickets and daily reports.