Greater Tokyo Area Randstad Japan ¥6,000,000 - ¥8,000,000 per year

[About the company]

Our client is an innovative technology company known for its commitment to enhancing user experiences through cutting-edge solutions. Focused on empowering businesses with advanced digital tools, the company fosters a culture of collaboration, continuous learning, and high-quality engineering practices. They value talent that thrives in dynamic environments and are committed to building a sustainable and future-focused technology platform.

[Role & Responsibilities]

You will be instrumental in shaping our web presence, taking the lead on developing and refining both existing applications and building new, high-performance interfaces using You'll collaborate closely with product managers, designers, and backend engineers to deliver clean, scalable, and maintainable front-end solutions while continuously improving our architecture and performance standards.

Main tasks include:

  • Develop, maintain, and enhance web applications using ) and React ).

  • Collaborate with product managers, designers, and backend engineers to implement intuitive and responsive user interfaces.

  • Ensure consistency, accessibility, and performance across browsers and devices.

  • Write clean, testable, and modular code following modern JavaScript standards (ES6+).

  • Implement and maintain unit and integration tests for frontend components.

  • Participate in code reviews, providing constructive feedback to peers.

  • Optimize builds and CI/CD workflows for efficient deployments.

  • Leverage AI-assisted tools to enhance code quality, speed up debugging, and improve productivity.

  • Stay up to date with modern frontend technologies, trends, and best practices.

Requirements

  • 4+ years of professional frontend development experience.

  • Strong proficiency in both ) and React ).

  • Deep understanding of modern JavaScript (ES6+), HTML5, and CSS3.

  • Experience with frontend testing frameworks (e.g., Jest, Vitest, Cypress).

  • Familiarity with RESTful APIs and JSON-based integrations.

  • Experience using Git and working in Agile development teams.

  • Business-level English communication skills.

  • TypeScript experience is a plus.

  • Familiarity with CI/CD tools and version control best practices is advantageous.

  • Experience with accessibility and internationalization (i18n) is beneficial.

■Industry

Software, ERP, BI, CRM, Web Application, Cloud (SaaS)

■Salary

JPY 6,000,000 – JPY 8,000,000

If you are interested in this exciting position, please be sure to send your latest CV to us.

We look forward to your application.



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