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Senior Frontend Developer/Tech Lead - Interactive & 3D Web
| Location | Tokyo - 23 Wards, Minato-ku |
| Job Type | Temporary |
| Salary | 6 million yen ~ 7.5 million yen |
Work Style
Remote Work and WFH Flex TimeJob Description
Join a global creative agency and build next-generation digital experiences for leading automotive brands. From responsive sites to WebGL-powered 3D interactions, you’ll push the limits of what’s possible on the web. Work in an international team (English & Japanese), shaping projects seen worldwide.
You'll be working for a full-service advertising agency – storytellers, tech innovators, and marketers obsessed with making complex and outstanding websites. Our work transforms sophisticated products and services into experiences people understand, embrace, and trust. Every project we touch combines strategy, design, and cutting-edge technology to create unforgettable brand experiences.
*What You’ll Do:*
- Lead React/Next.js development and set modern front-end standards.
- Create immersive 3D experiences with WebGL/Three.js and interactive microsites.
- Mentor engineers in Japan & China, ensuring performance, accessibility, and code quality.
- Collaborate with global teams and demo prototypes for clients.
General Requirements
| Minimum Experience Level | Over 3 years |
| Career Level | Mid Career |
| Minimum English Level | Business Level (Amount Used: English usage about 50%) |
| Minimum Japanese Level | Business Level |
| Other Language | Chinese (Mandarin) - Daily Conversation |
| Minimum Education Level | Bachelor's Degree |
| Visa Status | Permission to work in Japan required |
Required Skills
You Have:
- 5+ years front-end experience with JavaScript/TypeScript, React/Next.js, HTML/CSS.
- Strong skills in APIs, headless CMS, optimization.
- Bonus: WebGL, 3D pipelines (Maya, Blender, Unreal), shader programming, AWS.
Technical Leadership
- Define, refine, and uphold coding standards (ESLint, Prettier, GitFlow, CI/CD).
- Lead React/Next.js development and evaluate emerging tools.
- Build and maintain reusable component libraries.
- Conduct code reviews and mentor engineers across Japan and China.
Project Delivery
- Develop responsive landing pages, microsites, and interactive UI components.
- Integrate APIs, headless CMS content, and analytics.
- Optimize bundle size, load time, and runtime performance.
Soft Skills
- Confident communicator able to negotiate scope and timelines with non-technical stakeholders
- Leadership mindset: coaches peers, provides feedback, owns outcomes
- Comfortable in multi-cultural, distributed teams with occasional off-hours syncs
Languages: Business-level Japanese (JLPT N2+) & English
Job Location
- Tokyo - 23 Wards, Minato-ku
- Hibiya Line, Toranomon Hills Station
Work Conditions
| Job Type | Temporary |
| Salary | 6 million yen ~ 7.5 million yen |
| Work Hours | hybrid work setup, 2 days WFH and 3 days in-office |
| Industry | Digital Marketing |
Job Category
- IT, Web and Communication > Web Developer
- IT, Web and Communication > Software Developer
- IT, Web and Communication > Project Manager
Company Details
| Company Type | Large Company (more than 300 employees) - International Company |
| Non-Japanese Ratio | About half Japanese |
