Software Engineer - Design Systems

Specialized Group — Japan · Posted ~3 hours ago

Senior Hybrid ¥15000000 annually

Skills

Web application development Frontend development TypeScript React Component design API design State management Testing Storybook Design systems Accessibility Japanese fluency

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Summary ✨ AI‑Generated

A software engineering role on a Design Systems team at a global AI-focused organization. You will help build and scale a shared UI foundation across multiple products, contributing to frontend architecture, component and API design, state management, testing, accessibility, and development efficiency. Candidates should have at least five years of web application development experience, strong TypeScript and React skills, and N1-level Japanese fluency. The role offers hybrid work and compensation around ¥15 million annually.

Highlights

Join a global AI-focused engineering team working on a shared design system used across multiple products. The role offers significant influence over frontend architecture, UI quality, accessibility, development efficiency, and AI-assisted development, with compensation of approximately ¥15 million annually.

Description

A fast-growing global AI company building AI products for professional business operations and decision-making. The company has raised approximately ¥28.6B and operates across Japan, the US, and UK, with multiple AI products supporting specialized workflows. You will join the Design Systems team and help build and scale a shared UI foundation used across multiple products. The team is developing a design system that goes beyond a component library — it serves as a foundation for UI quality, accessibility, development efficiency, maintainability, and AI-assisted development. Requirements: 5+ years of web application development experienceStrong frontend development experience with TypeScript / ReactUnderstanding of component design, API design, state management, testing, and StorybookBasic understanding of design systems and accessibilityN1 level fluency in JapaneseWhy Join? Work on a design system used across multiple AI productsInfluence frontend architecture and development standards at company-wide scaleCombine frontend engineering + UX + accessibility + AI-assisted developmentHelp shape how human engineers and AI Coding Agents use shared UI patternsCollaborate closely with designers, PdMs, engineers, and engineering leadership If you have any inquiries regarding this opportunity, feel free to reach me at: rama.irawan@specialized-group.com