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Practical posts on AI, full stack development, and building things that actually ship.

What a 5-Day AI MVP Actually Looks Like (And What It Costs)

Validating an AI product idea? Here's exactly what a 5-day MVP sprint looks like — features, scope, stack, and realistic cost expectations.

May 16, 2026·7 min read

How to Add AI to Your Existing Product Without Rebuilding It

Add AI to your existing product without a rewrite. A guide for founders on integration points, build vs. buy, and shipping AI features safely.

May 15, 20267 min read

AI Engineer vs. Agency vs. In-House: Which Fits Your Stage?

Wrong hiring decision at early stage kills runway. When to hire a freelance AI engineer, use an agency, or build an in-house team.

May 14, 20267 min read

Cryptographic Randomness in JavaScript

Math.random() is not secure for tokens or passwords. Learn how to use crypto.getRandomValues() and Node.js crypto for cryptographically secure randomness.

May 10, 20268 min read

How to Architect an AI Product Before You Start Building

Your AI product architecture will make or break scalability. How to design an AI SaaS system that scales without a full rewrite.

May 9, 202610 min read

TypeScript for AI: Typing LLM Responses

Type OpenAI and Vertex AI SDK responses in TypeScript — typed prompts, structured outputs, Zod validation, and patterns that prevent runtime surprises.

May 6, 202610 min read

Why AI Features Fail to Deliver ROI — And How to Fix It

Most AI features fail not because of the model — but because of poor problem definition. Here's what product-minded builders do differently.

May 5, 20268 min read

Password Security for Web Developers

OWASP-aligned password security for web developers — hashing, storage, reset flows, timing attacks, and the mistakes that leave your users vulnerable.

May 4, 20268 min read

Password Hashing with Bcrypt in Node.js

Bcrypt password hashing in Node.js — pick the right cost factor, test hashes live with the bcrypt generator, avoid OWASP security mistakes, and use bcryptjs correctly.

May 3, 20269 min read

Deploy Node.js AI Apps to Cloud Run

Deploy a Node.js + Vertex AI app to Cloud Run — Dockerfile, authentication, Artifact Registry, and continuous deployment step by step.

May 1, 20266 min read

LangChain.js Agents Tutorial in Node.js

A practical guide to building autonomous AI agents with LangChain.js in Node.js — tools, agent executors, memory, and real working code examples.

April 30, 20267 min read

Prompt Engineering for Production LLM Apps

Prompt engineering for production LLM apps — system prompts, temperature, context injection, few-shot examples, and structured output validation.

April 28, 20268 min read

Chroma vs Pinecone vs pgvector for RAG

A practical comparison of Chroma, Pinecone, and pgvector for production RAG pipelines — covering setup, query performance, scalability, and cost.

April 26, 20268 min read

How to Cut Your AI API Costs Without Sacrificing Quality

AI costs out of control? Cut OpenAI and Gemini API spend with model selection, caching, prompt optimization, and batching — without degrading user experience.

April 24, 20268 min read

What Happens When You Type a URL?

Most devs give the 3-step answer. The full version — DNS, TCP, TLS, load balancers, app servers, databases — with the depth that gets you hired.

April 23, 202612 min read

Junior Developer Job Market Reality Check

The junior dev job market isn't broken — it's a filter. What junior developers must do to be in the 2 that stay, get hired, and build real careers.

April 19, 20268 min read

Developer Product Thinking: WHY and WHAT

Most developers are experts at HOW to build — but WHY and WHAT to build are where real product thinking lives. A Design Sprint changed how I see this gap.

April 16, 20266 min read

How to Monitor AI Pipelines in Production

Monitor LLM apps in production — track latency, token usage, error rates, and hallucinations with practical tools and observability strategies.

April 1, 20268 min read

OpenAI vs Google Vertex AI: Which Is Right for Your Product?

Choosing an AI platform for your product? A practical comparison of OpenAI and Google Vertex AI covering cost, reliability, and model quality.

March 28, 20268 min read

Vertex AI Setup for Node.js Apps

Set up @google-cloud/vertexai in Node.js — authentication, getGenerativeModel, generateContent, streaming responses, and production patterns.

March 22, 20267 min read

RAG Architecture for JavaScript Developers

A practical guide to building Retrieval Augmented Generation (RAG) pipelines using JavaScript, LangChain.js, and OpenAI — with working Node.js code examples.

March 15, 20267 min read

Google Cloud AI Setup: Beginner’s Guide

Learn how to set up AI workloads on Google Cloud with a step-by-step guide. Train and deploy AI models using AutoML, Cloud Functions & Cloud Run.

March 26, 20255 min read

JavaScript vs TypeScript: Which to Use?

JavaScript vs TypeScript: advantages, disadvantages, and when to use each — a practical guide for web developers choosing between the two.

January 3, 20246 min read