Ken Imoto

WebRTC & Voice AI Engineer at Propel-Lab. Building real-time AI communication systems. Context Engineering & LLMO Framework. Author of "LLMO" & "Practical Claude Code" on Kindle. Qiita 67,000+ PV.

Fukuoka, Japan Joined on Mar 1, 2026 https://kenimoto.dev/

Education

Kyushu Institute of Technology

Work

Software Engineer | WebRTC & Voice AI Engineer at Propel-Lab LLC

Ken Imoto

May 2

Vibe Coding Will Get Your API Keys Stolen — .env and Keychain Won't Save You

#security #ai #docker #claudecode

3 min read

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Ken Imoto

May 1

When Retries Turn Hostile — How Control Logic Kills Production Systems

#sre #devops #reliability #programming

4 min read

Ken Imoto

May 1

I Asked AI to 'Refactor This Nicely' and Got Unwanted Decimals and Dataclasses

#ai #refactoring #python #claudecode

3 min read

Ken Imoto

Apr 30

I Converted 10 Debugging Techniques into AI Prompts — Here's the Template

#ai #debugging #claudecode #productivity

4 min read

Ken Imoto

Apr 24

A $0.25 model beat a $3 model -- with better context

#ai #llm #rag #contextengineering

7 min read

Ken Imoto

Apr 23

Brave Search is the default search engine for AI agents -- not Google

#ai #webdev #search #seo

7 min read

Ken Imoto

Apr 22

"Almost every time" vs "every time": why hooks beat instructions for AI agents

#ai #claudecode #devtools #productivity

8 min read

Ken Imoto

Apr 21

I tested file uploads on 7 MCP services -- none of them worked

#ai #security #mcp #devtools

7 min read

Ken Imoto

Apr 20

I turned on auto-approve in Claude Code and broke CI in 30 minutes

#ai #claudecode #productivity #devtools

6 min read

Ken Imoto

Apr 18

Stop copy-pasting project context: 4 stages of CLAUDE.md evolution

#ai #claudecode #productivity #devtools

6 min read

Ken Imoto

Apr 11

I caught Claude Sonnet 4 inventing facts about a fake tool

#ai #llm #claude #contextengineering

9 min read

Ken Imoto

Apr 6

Harness Engineering: 5 Companies, 5 Definitions -- Why Everyone Disagrees on What It Means

#ai #agentengineering #llm #softwareengineering

5 min read

Ken Imoto

Apr 2

Harness Engineering for AI Code Review -- How OpenAI, Anthropic, and HumanLayer Control Agent-to-Agent Review

#ai #codereview #softwareengineering #security

5 min read

Ken Imoto

Mar 28

Passing Rotated Images to Claude or ChatGPT Drops Accuracy to One-Third

#ai #python #machinelearning #imageprocessing

8 min read

Ken Imoto

Mar 23

We Measured 180 AI-Generated Japanese Articles. The Results Were Not What We Expected.

#ai #llm #nlp #research

3 min read

Ken Imoto

Mar 22

Why AI-Generated UIs Are All the Same Color — And the Data to Prove It

#ai #design #webdev #machinelearning

3 min read

Ken Imoto

Mar 19

Why ChatGPT Doesn't Know Your Product (Even If You Rank #1 on Google)

#llmo #seo #ai #chatgpt

4 min read

Ken Imoto

Mar 13

The Swiss Cheese Model of AI Security — Why Single-Layer Defense Always Fails

#security #ai #claudecode #devops

3 min read

Ken Imoto

Mar 8

Why 'Just Squash Merge' No Longer Works in the Age of AI

#git #ai #productivity #programming

6 min read

Ken Imoto

Mar 6

MCP Can't Upload Files — Here's What I Learned Building a Production Workaround

#mcp #ai #claudecode #automation

3 min read

Ken Imoto

Mar 5

I Tested 10 Attack Patterns Against CLAUDE.md — Here's What Actually Blocks Prompt Injection

#ai #security #claude #llm

4 min read

Ken Imoto

Mar 1

WiFi CSI: Your Router Can See You Move — Privacy Implications of Channel State Information

#security #wifi #privacy #iot

7 min read

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Ken Imoto

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1 Week Community Wellness Streak

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Available for

Vibe Coding Will Get Your API Keys Stolen — .env and Keychain Won't Save You

Want to connect with Ken Imoto?

When Retries Turn Hostile — How Control Logic Kills Production Systems

I Asked AI to 'Refactor This Nicely' and Got Unwanted Decimals and Dataclasses

I Converted 10 Debugging Techniques into AI Prompts — Here's the Template

A $0.25 model beat a $3 model -- with better context

Brave Search is the default search engine for AI agents -- not Google

"Almost every time" vs "every time": why hooks beat instructions for AI agents

I tested file uploads on 7 MCP services -- none of them worked

I turned on auto-approve in Claude Code and broke CI in 30 minutes

Stop copy-pasting project context: 4 stages of CLAUDE.md evolution

I caught Claude Sonnet 4 inventing facts about a fake tool

Harness Engineering: 5 Companies, 5 Definitions -- Why Everyone Disagrees on What It Means

Harness Engineering for AI Code Review -- How OpenAI, Anthropic, and HumanLayer Control Agent-to-Agent Review

Passing Rotated Images to Claude or ChatGPT Drops Accuracy to One-Third

We Measured 180 AI-Generated Japanese Articles. The Results Were Not What We Expected.

Why AI-Generated UIs Are All the Same Color — And the Data to Prove It

Why ChatGPT Doesn't Know Your Product (Even If You Rank #1 on Google)

The Swiss Cheese Model of AI Security — Why Single-Layer Defense Always Fails

Why 'Just Squash Merge' No Longer Works in the Age of AI

MCP Can't Upload Files — Here's What I Learned Building a Production Workaround

I Tested 10 Attack Patterns Against CLAUDE.md — Here's What Actually Blocks Prompt Injection

WiFi CSI: Your Router Can See You Move — Privacy Implications of Channel State Information