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hideki212/README.md

Hi, I’m Hideki Yanagawa Full-Stack Developer | AI Enthusiast | Product Builder

I'm a passionate software engineer with a focus on building real-world solutions using modern web technologies and AI. From logistics optimization and AI-driven property search engines to POS systems and YouTube automation, I thrive on turning ideas into scalable, production-ready products.

Tech Stack Frontend: Next.js, React, Tailwind CSS, TypeScript

Backend: Node.js, Python, Prisma, PostgreSQL, REST & GraphQL APIs

DevOps: AWS (S3, App Runner), GitHub Actions, Docker, Cloudflare

AI/ML: OpenAI GPT-4, LangChain, Computer Vision, Recommendation Systems

Tools: Vercel, Stripe, Playwright, Puppeteer, Zapier

Projects:

AI House Hunter: An intelligent real estate aggregator with smart filters, commute-time analysis, and fraud detection AI POS System: Inventory + sales automation with predictive restocking, receipt generation, and accounting integration Pixel Puzzle Game: Retro web game inspired by Pokémon with a cutscene system and intertwined story puzzles YouTube Growth Tools: Script generators, title optimizers, and automation pipelines powering multiple monetized channels

What I’m Working On Building scalable micro-products Automating business processes using AI Exploring 3D printing and overlanding gear e-commerce Learning from the edge of what's possible in ML and product design

Let’s Collaborate Open to freelance opportunities, AI ventures, or just connecting with fellow developers and makers.

Check out my portfolio at https://hideki-dev.com

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