Knowledge Hub

Engineering Insights

Tutorials and build notes on AI agents, web applications and cloud infrastructure, informed by 8+ years of software development work.

All Articles

605 articles across 55 topics

I Built a Stock App With ChatGPT Codex in One Sitting

📝 OpenAI Codex

20 min read

I Built a Stock App With ChatGPT Codex in One Sitting

I almost skipped this build. Three reasons. First, I am a Claude Code power user. My agents are tuned, my plugins are wired, my muscle memor...

#AI coding workflow #ChatGPT Codex #Full-Stack AI

Engr Mejba Ahmed

May 01, 2026

Read Article

OpenSpec Review: Spec-Driven Development for AI Coding

📝 AI Development

7 min read

OpenSpec Review: Spec-Driven Development for AI Coding

I was predisposed to like OpenSpec, and I want to disclose that bias upfront, because it's the most useful thing in this review. A second di...

#AI Development #Claude Code #Practitioner Review

Engr Mejba Ahmed

May 01, 2026

Read Article

Claude Token Limits: It's Context Rot, Not a Cap

📝 Claude Code

8 min read

Claude Token Limits: It's Context Rot, Not a Cap

People who search for "Claude token limits" are usually asking the wrong question. I know because I asked it too. You hit the wall mid-task,...

#Developer Tools #Claude Code #AI Productivity

Engr Mejba Ahmed

May 01, 2026

Read Article

Claude Live Artifacts Tested: My Bloomberg in 60 Seconds

📝 Claude Cowork

24 min read

Claude Live Artifacts Tested: My Bloomberg in 60 Seconds

The first time I opened a Claude live artifact a second time, I genuinely thought something was broken. I'd built a morning briefing the nig...

#Anthropic #Claude Co-work #Tool Review

Engr Mejba Ahmed

Apr 30, 2026

Read Article

GitHub's April 2026 Crisis: What 30x Scale Reveals

📝 AI Agents

20 min read

GitHub's April 2026 Crisis: What 30x Scale Reveals

I refreshed the pull request list for the third time. Empty. The repo had 14 open PRs that morning — I'd reviewed two of them before lunch —...

#GitHub #Agentic AI #DevOps Infrastructure

Engr Mejba Ahmed

Apr 30, 2026

Read Article

ClawX Review: A Real Desktop App for OpenClaw Agents

📝 OpenClaw AI

19 min read

ClawX Review: A Real Desktop App for OpenClaw Agents

I was three weeks into the OpenClaw rabbit hole when the screenshot hit my Telegram. A friend who'd been watching me wire up agents through...

#Claude Code #AI Agents #Tool Review

Engr Mejba Ahmed

Apr 30, 2026

Read Article

📝 Claude Code

7 min read

Deep Modules: The Claude Code Skill Saving My Codebase

AI-assisted development has a rot problem, and it isn't the model's code quality. It's the rate. Claude Code ships my decisions five to ten...

#Claude Code #AI Skills #Refactoring

Engr Mejba Ahmed

Apr 30, 2026

Read Article

Learning Resources

Expand Your Knowledge

Accelerate your growth with structured courses, verified certificates, interactive flashcards, and production-ready AI agent skills.

AI School

Structured courses on AI development, machine learning, and prompt engineering with hands-on lessons.

Browse Courses

Certificates

Earn verified certificates on completion. Share on LinkedIn, verify online, and showcase your skills.

Earn Certificate

Learning Flashcards

Master key concepts with interactive flashcard decks covering programming, DevOps, and system design.

Start Learning

AI Agent Skills

Explore a marketplace of ready-to-use AI agent skills for development, automation, and business workflows.

Explore Skills

Sample certificate — complete any course to earn yours

Engineering Insights

All Articles

I Built a Stock App With ChatGPT Codex in One Sitting

OpenSpec Review: Spec-Driven Development for AI Coding

Claude Token Limits: It's Context Rot, Not a Cap

Claude Live Artifacts Tested: My Bloomberg in 60 Seconds

GitHub's April 2026 Crisis: What 30x Scale Reveals

ClawX Review: A Real Desktop App for OpenClaw Agents

Deep Modules: The Claude Code Skill Saving My Codebase

Stay Ahead

Expand Your Knowledge

AI School

Certificates

Learning Flashcards

AI Agent Skills

Have a Project

in Mind?

Engr Mejba Ahmed

Hey there!