THINK DESIGN | Company Resume

Frontend Engineer / Full-Stack Engineer / Product Development

1. Company Overview

Company Name	THINK DESIGN
Representative	Kohei Hishiyama (CEO)
Address	Wizard Building 402, 1-4-3 Asamacho, Nishi-ku, Yokohama, Kanagawa 220-0072, Japan
Phone	+81 80 2780 7686
Email	hello@thinkdsgn.com
Founded	2006

2. Business Areas

SaaS Product Planning, Development, and Operation
Full-Stack Web Development (Frontend/Backend)
AI Co-Creation Development & Prompt Engineering
UI/UX Design & Consulting
Corporate Website & System Development
Digital Content Production & Marketing Support
Technical Research & Prototyping

3. Technical Stack

Core Technologies

HTML5/CSS3, JavaScript (ES6+), TypeScript, Python, Node.js, PHP, SQL
React (5 yrs), Next.js (3 yrs), Tailwind CSS, Bootstrap
RESTful API, Axios, Express.js, FastAPI
MySQL, PostgreSQL, Docker, Linux VPS, AWS
Stripe API, CDN, Security Implementation

AI & Development Tools

Amazon Q, ChatGPT, Gemini, Claude, GitHub Copilot, Vosk
Adobe Creative Cloud, Figma, Sketch, InVision
VS Code, Git, GitHub, GitLab
Final Cut Pro, DaVinci Resolve, Blender

4. Major Projects & Achievements

Development and operation of in-house SaaS products (ANTI SWIPER Series)
Corporate website and system development for various industries
AI-driven rapid prototyping and technical consulting
UI/UX improvement and performance optimization for client sites
Continuous technical learning and adoption of latest web/AI technologies

5. AI Co-Creation Development Style

Development Approach

Rapid prototyping with AI tools
Conversational development with ChatGPT, Gemini Pro, Claude, GitHub Copilot
Prompt engineering for optimal AI output
End-to-end development from design to deployment
Iterative improvement and validation
Multi-AI collaboration for efficiency

Practical Experience

Interactive UI/UX development
API and backend system construction
Personalized script distribution and license management
Linux VPS server configuration and operations
Technical documentation and knowledge sharing

6. Contact

Email: hello@thinkdsgn.com

Phone: +81 80 2780 7686

Last Updated: 26/04/2026