Writing

Notes from building with AI tools, React and production systems. Some live here, some on Medium.

Claude Code: I Let an AI Agent Code in My Terminal for 48 Hours. It Committed Real Code.

I let Claude Code—a terminal-based AI agent from Anthropic—work in my codebase for 48 hours. It debugged, refactored, documented, and committed real code. Here's what happened.

February 1, 2026 · 8 min read · Medium ↗

OpenClaw (aka Moltbot) Has Access to Everything on My Computer. Here's What Happened.

I gave an AI agent full access to my machine. OpenClaw (Moltbot) can read files, run commands, and navigate my system. Here's what happened when I let it loose.

February 1, 2026 · 6 min read · Medium ↗

Your AI-Built App Works in the Demo. Here's Why It Breaks With Real Users.

Built your app with Lovable, Bolt, Cursor or Claude Code? Here are the eight problems that break AI-built apps once real users arrive, and how to fix each one.

October 2, 2026 · 7 min read

How to Build an AI Chatbot That Answers From Your Own Documents

You don't need to train a model to get a chatbot that answers from your docs. A plain-English guide to RAG, with code for every step and the parts tutorials skip.

October 2, 2026 · 7 min read

MCP Explained: How to Let AI Agents Use Your App (With a Working TypeScript Server)

MCP lets AI assistants like Claude and Cursor use your product. What it is in plain words, and a working TypeScript MCP server you can build in an afternoon.

October 2, 2026 · 6 min read

Freelancing

How Much Does It Cost to Build an App in 2026? What Actually Drives the Price

Three developers, three very different quotes for the same idea. What actually drives app development cost in 2026, rough timelines, and how to get a quote you can compare.

October 2, 2026 · 6 min read

Claude Design Just Dropped. Figma's Stock Fell 7% in a Day.

Anthropic launched Claude Design on April 17, 2026, and Figma's stock fell 7% the same day. What the tool does, why the timing mattered, and what it means for designers and developers.

May 7, 2026 · 6 min read · Medium ↗

Backend Development

Session vs JWT: I Switched and Halved My Server Costs

Session lookups were 40% of our database queries and Redis cost $340 a month. What happened when I switched to JWT, what got cheaper, and what got harder.

February 10, 2026 · 8 min read · Medium ↗

Web Development

Why Your React App Re-renders 100 Times (And How to Fix It)

Excessive re-renders slow down your React app and make debugging painful. Learn why components re-render so often and practical ways to fix it.

February 1, 2026 · 7 min read · Medium ↗

Backend Development

Event-Driven Architecture: When to Use It (And When Not To)

I spent three months rebuilding an order system as event-driven, and it went over budget. When event-driven architecture is worth it, and when a plain REST API is the better call.

January 17, 2026 · 8 min read · Medium ↗

Claude Code for VS Code: Does It Actually Compete with Cursor?

A reader asked whether Claude Code's VS Code extension brings it closer to Cursor. A hands-on comparison of how the two feel in daily work, and which one fits which developer.

January 16, 2026 · 8 min read · Medium ↗

Database

N+1 Query Problem: The Database Killer You're Creating

A dashboard took 8 seconds to show users and their recent posts, and the code looked clean. How the N+1 query problem hides inside your ORM, and how to find and fix it.

January 12, 2026 · 10 min read · Medium ↗

Web Development

Building Real-Time Features: WebSockets vs Server-Sent Events vs Polling

"We need real-time updates" doesn't always mean WebSockets. When to use WebSockets, Server-Sent Events or plain polling, with the trade-offs from real client features.

January 10, 2026 · 9 min read · Medium ↗

Security

Critical React Server Components Vulnerabilities 2025: RCE, DoS, and Source Code Exposure

URGENT: Multiple critical security vulnerabilities discovered in React Server Components (RSC) affecting React 19.x and Next.js. Learn about CVE-2025-55182 (Remote Code Execution), DoS attacks, and how to fix them immediately.

December 15, 2025 · 15 min read

Web Development

How I Fixed a Slow Next.js App: Lessons from Production

A real story about debugging performance issues in a Next.js production app. What worked, what didn't, and the surprising bottlenecks I discovered.

January 15, 2024 · 8 min read

Mobile Development

React Native Architecture: What I Wish I Knew Before Building My First App

Building React Native apps taught me hard lessons about architecture. Here's what I learned from shipping multiple mobile apps and the mistakes I made along the way.

January 8, 2024 · 10 min read

Backend Development

Building Backend APIs That Don't Break: Lessons from Production

What I learned building Node.js APIs for ERP systems and production apps. Real mistakes, real solutions, and practices that actually matter.

January 22, 2024 · 12 min read

Freelancing

Freelancing as a Developer: What I Learned After 50+ Projects

Real talk about freelancing on Fiverr and Upwork. What gets you clients, what kills your business, and the mistakes I made starting out.

February 5, 2024 · 11 min read

Database

MongoDB in Production: Hard Lessons from Building ERP Systems

What I learned using MongoDB in production ERP systems. Schema design mistakes, indexing nightmares, and the queries that brought our database to its knees.

February 12, 2024 · 13 min read

Web Development

Web Development in 2024: What's Actually Worth Learning

Cutting through the hype. Here's what's actually useful in web development right now, what's overhyped, and what I'm actually using in my projects.

January 29, 2024 · 9 min read

Programming

10 Common JavaScript Errors and How to Fix Them: Complete Guide

Struggling with JavaScript errors? Learn how to fix 'Cannot read property of undefined', 'TypeError', 'ReferenceError', and other common JavaScript errors with practical solutions.

March 20, 2024 · 10 min read

Web Development

CORS Error: Complete Guide to Fixing Cross-Origin Resource Sharing Issues

Struggling with CORS errors? Learn what CORS is, why it happens, and how to fix 'Access-Control-Allow-Origin' errors in your React, Next.js, and Node.js applications.

March 25, 2024 · 11 min read

Security

API Security Vulnerabilities: Common Issues and How to Secure Your APIs

Critical API security vulnerabilities every developer should know. Learn about authentication flaws, SQL injection, rate limiting, and best practices to secure your REST APIs.

April 1, 2024 · 14 min read

DevOps

Docker Deployment Problems: Common Issues and How to Fix Them

Struggling with Docker deployment? Learn how to fix common Docker errors, container crashes, port conflicts, volume mounting issues, and production deployment problems.

April 10, 2024 · 13 min read

Programming

TypeScript Common Mistakes: Errors Developers Make and How to Fix Them

Avoid common TypeScript mistakes that waste time. Learn about type errors, 'any' type misuse, interface vs type confusion, and practical solutions to fix TypeScript errors.

April 15, 2024 · 11 min read

DevOps

Understanding Docker Errors: A Developer's Troubleshooting Handbook

Docker errors can be frustrating, but understanding common issues and their solutions will save you hours of debugging. Learn how to troubleshoot Docker problems like a pro.

January 15, 2025 · 12 min read · Medium ↗

Performance

Why Your Website Loads Slowly and The Fixes That Work in 2026

Slow websites lose visitors and revenue. Discover the real reasons behind slow load times and proven optimization techniques that actually work in 2026.

January 10, 2025 · 10 min read · Medium ↗

SEO

10 Technical SEO Issues Most Websites Ignore and How to Fix Them

Technical SEO is the foundation of search visibility. Learn about the critical technical SEO issues that most websites overlook and how to fix them effectively.

January 5, 2025 · 11 min read · Medium ↗

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Full Stack Software Engineer passionate about building innovative web and mobile applications.

CEO at Appzivo, the software studio I founded.

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Claude Code: I Let an AI Agent Code in My Terminal for 48 Hours. It Committed Real Code.

OpenClaw (aka Moltbot) Has Access to Everything on My Computer. Here's What Happened.

Your AI-Built App Works in the Demo. Here's Why It Breaks With Real Users.

How to Build an AI Chatbot That Answers From Your Own Documents

MCP Explained: How to Let AI Agents Use Your App (With a Working TypeScript Server)

How Much Does It Cost to Build an App in 2026? What Actually Drives the Price

Claude Design Just Dropped. Figma's Stock Fell 7% in a Day.

Session vs JWT: I Switched and Halved My Server Costs

Why Your React App Re-renders 100 Times (And How to Fix It)

Event-Driven Architecture: When to Use It (And When Not To)

Claude Code for VS Code: Does It Actually Compete with Cursor?

N+1 Query Problem: The Database Killer You're Creating

Building Real-Time Features: WebSockets vs Server-Sent Events vs Polling

Critical React Server Components Vulnerabilities 2025: RCE, DoS, and Source Code Exposure

How I Fixed a Slow Next.js App: Lessons from Production

React Native Architecture: What I Wish I Knew Before Building My First App

Building Backend APIs That Don't Break: Lessons from Production

Freelancing as a Developer: What I Learned After 50+ Projects

MongoDB in Production: Hard Lessons from Building ERP Systems

Web Development in 2024: What's Actually Worth Learning

10 Common JavaScript Errors and How to Fix Them: Complete Guide

CORS Error: Complete Guide to Fixing Cross-Origin Resource Sharing Issues

API Security Vulnerabilities: Common Issues and How to Secure Your APIs

Docker Deployment Problems: Common Issues and How to Fix Them

TypeScript Common Mistakes: Errors Developers Make and How to Fix Them

Understanding Docker Errors: A Developer's Troubleshooting Handbook

Why Your Website Loads Slowly and The Fixes That Work in 2026

10 Technical SEO Issues Most Websites Ignore and How to Fix Them

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Get In Touch

Connect