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Updated May 2026
SUMMARY
Front-end developer building practical web tools and AI applications — from clean vanilla JavaScript interfaces to Python-based AI tools with RAG pipelines and LLM generation. Based in Tokyo, bilingual in English and Japanese, and open to IT Support and developer roles.
SKILLS & STACK
Technical Skills
Languages
HTML5
CSS3
JavaScript
TypeScript
Python
Frameworks & Libraries
React
Next.js
Tailwind CSS
Node.js
Tools & Platforms
Git
GitHub
VS Code
Netlify
Vercel
Hugging Face Spaces
AI & Workflow
Gradio
Groq API
RAG Pipelines
LLM Engineering
Prompt Engineering
EXPERIENCE
Experience
2024 — Present
Front-End Developer · Self-directed
Independent / Portfolio Projects
- Built and deployed a minimalist portfolio with a custom Mirror's Edge-inspired design system using vanilla HTML, CSS, and JavaScript.
- Developed PromptKit v2 — a client-side prompt engineering tool with localStorage persistence, live preview, and multi-mode output.
- Built AI Handbook Generator — a Python/Gradio app that generates 20,000-word documents from PDFs using a custom RAG engine and the LongWriter technique, deployed on Hugging Face Spaces.
- Implemented dark mode, accessible markup, mobile-responsive navigation, and consistent UI patterns across 7+ pages.
2022 — 2025
Instructor · NOVA Co. Ltd.
Fukuoka, Japan · Contract
- Delivered structured lessons to learners with varied language levels and learning styles.
- Adapted explanations in real time to improve understanding — a communication pattern directly applicable to technical support and documentation roles.
- Built strong habits in structured explanation, user-focused communication, and problem-solving under live conditions.
PROJECTS
Selected Projects
Tokyo Neon Kissa
Bilingual full-stack web application · 2026
- Built a bilingual (EN/JP) cocktail bar app with reservation workflow for Tokyo nightlife venues.
- Implemented responsive layout, language switching, and cocktail discovery with filtering.
PromptKit v2
Front-end AI workflow tool · 2026
- Client-side tool for creating, saving, and reusing structured AI prompts with persistent state.
- Supports 4 output modes (portfolio, readme, linkedin, web) and 4 tone settings. Zero backend.
AI Handbook Generator
AI tool · 2026
- Built a custom vector RAG engine using sentence-transformers and numpy cosine similarity — no external vector DB required.
- Implemented the LongWriter/AgentWrite technique to generate 20,000+ word structured documents across 12–16 sections.
Minimalist Portfolio
Personal portfolio & design system · 2026
- Designed an original Mirror's Edge-inspired visual system with angular geometry, red accent, and dark mode.
- Built accessible, responsive layout from scratch — no frameworks, no build tools.
AI Job Application Assistant
AI workflow tool · 2026
- Built a Gradio app that generates a tailored cover letter, CV suggestions, skills analysis, interview questions, and salary estimate from a job description and optional PDF CV upload.
- Implemented per-section streaming output with a live progress bar, single-click Markdown export, and Cmd+Enter shortcut.
- Designed a full dark iOS-style interface in plain CSS — gradient background, card elevation, animated gradient button, toast notifications, and copy-all functionality.
EDUCATION
Education
2017 — 2022
Bachelor of Business Administration
Ritsumeikan Asia Pacific University · Beppu, Oita
CERTIFICATIONS
Certifications
CompTIA A+ · Core 1 (1101) Passed · Core 2 (1102) In Progress
Meta Front-End Developer Specialization · Meta / Coursera
Foundational C# with Microsoft · freeCodeCamp
LANGUAGES
Languages
English — Native / Bilingual
Japanese — Intermediate
Mongolian — Native / Bilingual