Kazutaka Sugiyama

Solo developer building AI-powered dev tools. Creator of RepoClip — turn any GitHub repo into a promo video in 60 seconds. Passionate about serverless architectures, AI pipelines, and making develop

Joined on Feb 26, 2026

Kazutaka Sugiyama

Mar 20

My Safety Check Killed 100% of Video Generations — Right When Traffic Spiked 3x

#webdev #nextjs #saas #postmortem

5 min read

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Kazutaka Sugiyama

Mar 9

Our Videos Silently Failed for a Week — How a Stale Env Var Cost Us $60 and 12 Unhappy Users

#showdev #devops #nextjs #sass

6 min read

Kazutaka Sugiyama

Mar 9

Beyond the AI Hype: How I Gained "100% Clean" Trust for My Rust-Powered Search App

#showdev #rust #tauri #security

3 min read

Kazutaka Sugiyama

Mar 3

28% of My Users Are on Mobile. My Conversion Page Was Broken for All of Them.

#showdev #webdev #nextjs #analytics

6 min read

Kazutaka Sugiyama

Mar 1

I Added AI Video Clips to My SaaS and It Broke Everything — 5 Times

#showdev #ai #webdev #saas

8 min read

Kazutaka Sugiyama

Feb 27

I Switched My AI Image Model and the Cost Went Up 6.7x — Here's Why I Did It Anyway

#showdev #ai #webdev #opensource

6 min read

Kazutaka Sugiyama

Feb 26

Building a Cross-Platform File Search App With Tauri — Not Electron

#showdev #rust #tauri #opensource

6 min read

Kazutaka Sugiyama

Feb 26

How I Built an AI Pipeline That Turns GitHub Repos into Demo Videos

#showdev #ai #nextjs #remotion

5 min read

DEV Community

Kazutaka Sugiyama

Badges

Writing Debut

My Safety Check Killed 100% of Video Generations — Right When Traffic Spiked 3x

Want to connect with Kazutaka Sugiyama?

Our Videos Silently Failed for a Week — How a Stale Env Var Cost Us $60 and 12 Unhappy Users

Beyond the AI Hype: How I Gained "100% Clean" Trust for My Rust-Powered Search App

28% of My Users Are on Mobile. My Conversion Page Was Broken for All of Them.

I Added AI Video Clips to My SaaS and It Broke Everything — 5 Times

I Switched My AI Image Model and the Cost Went Up 6.7x — Here's Why I Did It Anyway

Building a Cross-Platform File Search App With Tauri — Not Electron

How I Built an AI Pipeline That Turns GitHub Repos into Demo Videos