fullTime

React/Next.JS Front-End Developer

Posted by Frontline Data Solutions • Japan, Japan, Japan

📍 Japan, Japan 🕒 February 27, 2026

About the Role

What You’ll Do 

  • Experience on the Frontend Stack: 4 – 7 Years  
  • Front‑End Feature Development: Build and maintain high‑quality front‑end features using React, Next.js, JavaScript, and TypeScript. 
  • State & Data Management: Implement robust state and data‑management patterns with React Context and React Query. 
  • Front‑End Testing: Write reliable, well‑tested UI code using Vitest to ensure stability and correctness. 
  • Cross‑Functional Collaboration: Work closely with designers and product teams to deliver intuitive, responsive interfaces. 
  • Architecture & Code Quality: Contribute to a scalable, maintainable front‑end architecture with clean patterns and thoughtful component design. 
  • Code Review & Te...

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