Essays and thoughts on building software, startups, and AI.https://rosekamal.com/en-ushttps://rosekamal.com/writing/i-built-an-ai-animation-generator/https://rosekamal.com/writing/i-built-an-ai-animation-generator/I can't do motion design. So I built Animotion — describe an animation in plain English, Claude generates production-ready Remotion code, and you preview it inline. Here's how it works.Sat, 11 Apr 2026 00:00:00 GMTremotionclaudeaianimationside projectstypescripthttps://rosekamal.com/writing/i-built-an-ai-agent-that-finds-youtube-video-ideas/https://rosekamal.com/writing/i-built-an-ai-agent-that-finds-youtube-video-ideas/A TypeScript pipeline that crawls HN, Reddit, GitHub, Google News, and Bluesky, then uses Claude to generate scored video briefs with angles, hooks, and thumbnail concepts.Mon, 06 Apr 2026 00:00:00 GMTtypescriptaiagentsyoutubeclaudeside projectshttps://rosekamal.com/writing/building-a-multi-agent-email-reply-system-part-2/https://rosekamal.com/writing/building-a-multi-agent-email-reply-system-part-2/Adding a 9-message nudge sequence, context-aware AI follow-ups, and a Slack-based control layer. What went wrong in production.Thu, 26 Mar 2026 00:00:00 GMTtypescriptaiagentsnode.jsredisbullmqslackhttps://rosekamal.com/writing/building-a-multi-agent-email-reply-system/https://rosekamal.com/writing/building-a-multi-agent-email-reply-system/How I built an autonomous email reply agent that classifies intent, drafts replies, peer-reviews them, and sends with no human in the loop.Tue, 17 Mar 2026 00:00:00 GMTtypescriptaiagentsnode.jsredisbullmqhttps://rosekamal.com/writing/your-most-important-work/https://rosekamal.com/writing/your-most-important-work/Why your weekend side projects matter more than your day job, and how AI is changing the ROI on tinkering.Thu, 12 Mar 2026 00:00:00 GMTside projectsvibe codingstartupsclaudehttps://rosekamal.com/writing/claude-vs-codex-real-world-tasks/https://rosekamal.com/writing/claude-vs-codex-real-world-tasks/I put Claude Code and Codex head-to-head on 4 actual tasks from my job. The results weren't even close.Thu, 05 Mar 2026 00:00:00 GMTvibe codingclaudecodexaiengineeringhttps://rosekamal.com/writing/hello-world/https://rosekamal.com/writing/hello-world/First post — how this blog works and what to expect.Mon, 12 Jan 2026 00:00:00 GMTmetawriting