• Lead the development of responsive and user-friendly interfaces using modern frontend frameworks such as React or Vue.js.
• Work closely with Product Designers to implement pixel-perfect UI components and ensure design consistency.
• Architect and integrate frontend applications with backend APIs and AI services.
• Optimize application performance, ensure cross-browser compatibility, and apply frontend best practices.
• Mentor junior developers and interns, and collaborate with QA teams to deliver high-quality user experiences.
• Drive design system development and make architectural decisions for reusable component libraries.
• Participate in technical planning, code reviews, and architecture discussions.

REQUIREMENTS

• Proven experience in frontend development, with hands-on expertise using the WebPerformer low-code platform.
• Ability to implement UI using both standard WebPerformer features and custom JavaScript.
• Experience consuming RESTful APIs and building UI screens based on API responses.
• Ability to analyze and understand Java-based APIs.
• Japanese proficiency at JLPT N2 level or equivalent, with priority given to candidates with strong listening and speaking skills.

Nice-to-have

• Experience working with DataSpider.

Flexible Working & Healthcare

• Flexible working hours
• Minimum 14 paid annual leave days after probation
• Monthly remote working option
• Monthly flex-time allowance
• Special working-hour support for female employees with children under 12 months
• Full statutory insurance and extended healthcare coverage

Transparent & Fair Policies

• Weekends off
• Overtime compensation in accordance with labor regulations
• Biannual performance reviews
• 13th-month salary
• Performance-based bonuses and holiday rewards

Open Culture & Dynamic Environment

• Annual company trip, year-end party, sports events, and quarterly team-building activities
• Monthly Happy Hour and club participation allowances (sports, wellness, music, etc.)
• Modern workspace with complimentary coffee, tea, and beverages
• Flat organizational structure with open communication and supportive management

Learning & Career Growth

• Free technical and soft-skills training programs
• Access to an online learning platform with extensive learning resources
• Participation in workshops, seminars, and tech talks
• Opportunities to work with experts who have built and operated large-scale, world-class systems