https://www.yudidputra.com/blog Notes on learning, experiments, and experiences. en https://www.yudidputra.com/blog/two-months-building-with-claude-ja https://www.yudidputra.com/blog/two-months-building-with-claude-ja Claudeで毎日開発するようになって2ヶ月。よく使うスキル、開発がどれだけ速くなったか、ようやく納得のいくUIが作れるようになった話、そしてまだ足りないところ。 Thu, 02 Jul 2026 00:00:00 GMT https://www.yudidputra.com/blog/two-months-building-with-claude https://www.yudidputra.com/blog/two-months-building-with-claude Two months of daily development with Claude — the skills I lean on, how much faster I ship, finally getting the UI I want, and where AI dev still falls short. Thu, 02 Jul 2026 00:00:00 GMT https://www.yudidputra.com/blog/building-a-free-ai-assistant-for-my-portfolio-ja https://www.yudidputra.com/blog/building-a-free-ai-assistant-for-my-portfolio-ja このサイトに「Yudiについて質問」チャットを追加しました。自分のコンテンツをもとに答え、無料のAPIで動き、最初から安全で低コストになるように作りました。その作り方と学びをまとめます。 Sun, 21 Jun 2026 00:00:00 GMT https://www.yudidputra.com/blog/building-a-free-ai-assistant-for-my-portfolio https://www.yudidputra.com/blog/building-a-free-ai-assistant-for-my-portfolio I added an “Ask about Yudi” chatbot to this site — grounded on my own content, running on a free API, and built to be safe and cheap by default. Here is how, and what I learned. Sun, 21 Jun 2026 00:00:00 GMT https://www.yudidputra.com/blog/learning-ai-driven-development-with-claude-ja https://www.yudidputra.com/blog/learning-ai-driven-development-with-claude-ja Claudeで本格的にAI駆動開発を始めた最初の数週間のメモ——CLIのベストプラクティス、やるべきこと・やってはいけないこと、そしてより意図的にプロンプトを書く方法について。 Wed, 17 Jun 2026 00:00:00 GMT https://www.yudidputra.com/blog/learning-ai-driven-development-with-claude https://www.yudidputra.com/blog/learning-ai-driven-development-with-claude Notes from my first weeks of doing full AI-driven development with Claude—best practices for the CLI, dos and don'ts, and how I'm learning to prompt more intentionally. Wed, 17 Jun 2026 00:00:00 GMT https://www.yudidputra.com/blog/new-chapter-startup-ja https://www.yudidputra.com/blog/new-chapter-startup-ja 5ヶ月の就職活動、日英バイリンガル面接の疲弊、7年のキャリアがあってもぬぐえないインポスター症候群——そして今日、スタートアップでの新しい一歩を踏み出します。 Fri, 01 May 2026 00:00:00 GMT https://www.yudidputra.com/blog/new-chapter-startup https://www.yudidputra.com/blog/new-chapter-startup After five months of job searching, bilingual interviews, and a healthy dose of imposter syndrome, I finally start something new today. Fri, 01 May 2026 00:00:00 GMT https://www.yudidputra.com/blog/what-im-learning-about-react-performance-ja https://www.yudidputra.com/blog/what-im-learning-about-react-performance-ja Reactパフォーマンスを理解するための継続的な学習の記録——再レンダリング、メモ化、そしてReactアプリをより意図的に最適化する方法について。 Wed, 14 Jan 2026 00:00:00 GMT https://www.yudidputra.com/blog/what-im-learning-about-react-performance https://www.yudidputra.com/blog/what-im-learning-about-react-performance Notes from my ongoing journey of understanding React performance—re-renders, memoization, and how I’m learning to optimize React apps more intentionally. Wed, 14 Jan 2026 00:00:00 GMT https://www.yudidputra.com/blog/how-i-built-this-website-with-nextjs-14-ja https://www.yudidputra.com/blog/how-i-built-this-website-with-nextjs-14-ja Next.js 14を使ってポートフォリオとブログサイトを作った裏側——技術スタックを選んだ理由とアナリティクスでパフォーマンスを監視する方法について。 Wed, 07 Jan 2026 00:00:00 GMT https://www.yudidputra.com/blog/how-i-built-this-website-with-nextjs-14 https://www.yudidputra.com/blog/how-i-built-this-website-with-nextjs-14 A behind-the-scenes look at how I built my portfolio and blog site using Next.js 14, why I chose the tech stack, and how I monitor performance with analytics. Wed, 07 Jan 2026 00:00:00 GMT https://www.yudidputra.com/blog/hello-world-ja https://www.yudidputra.com/blog/hello-world-ja 個人ブログのはじまり——私が誰で、何が好きで、日本で暮らすフルスタックエンジニアとして書き始めた理由。 Thu, 01 Jan 2026 00:00:00 GMT https://www.yudidputra.com/blog/hello-world https://www.yudidputra.com/blog/hello-world The beginning of my personal blog journey—who I am, what I love, and why I decided to start writing as a full-stack engineer living in Japan. Thu, 01 Jan 2026 00:00:00 GMT