Notes on building.
Guides on mobile apps, web platforms and AI products. Cost breakdowns, stack comparisons and how we ship.
Qwik vs Next.js vs Astro: Resumability and Web Performance
Qwik eliminates hydration entirely, Next.js bets on server components, and Astro ships zero JS by default. Here is how their performance models actually compare in production.
Technology · Jul 1, 2026 · 14 min read
Vibe Coding Agency Playbook: Selling AI Dev Services in 2026
The agency model is being rewritten by AI-powered development tools. Here is the complete playbook for founders who want to build a vibe coding agency that delivers speed without sacrificing quality.
Technology · Jul 1, 2026 · 14 min read
Stripe Billing V2 vs Lago vs Orb: Usage-Based Billing in 2026
Three platforms dominate usage-based billing in 2026, but they solve different problems. Here is an honest breakdown of Stripe Billing V2, Lago, and Orb so you can pick the right engine for your metering and invoicing needs.
Technology · Jul 1, 2026 · 14 min read
Context Windows vs RAG vs Fine-Tuning: When to Use Each
With 1M+ token context windows now available from Claude and Gemini, the old playbook for giving LLMs domain knowledge has changed. But long context is not always the right answer. Here is a practical decision framework covering cost, latency, accuracy, and the hybrid approaches that actually work in production.
Technology · Jul 1, 2026 · 15 min read
AI Copilot for SaaS Products: Architecture and Strategy Guide
Adding an AI copilot to your SaaS product is no longer optional. This guide covers the full spectrum from architecture and UX patterns to pricing strategy and competitive moat, with real examples from Notion AI, Linear, and Intercom Fin.
Technology · Jul 1, 2026 · 14 min read
Cursor Rules vs CLAUDE.md vs Codex Instructions: AI Dev Config
Every AI coding tool now supports project-level configuration files that shape how the agent writes code. Here is how .cursorrules, CLAUDE.md, and Codex instructions compare, and how to set them up for consistent, high-quality output across your team.
Technology · Jun 29, 2026 · 14 min read
Serverless Containers vs Kubernetes: CTO's Scaling Guide 2026
Your startup just outgrew Heroku and the next decision is either serverless containers or Kubernetes. This guide walks through real cost models, scaling tradeoffs, and the breakpoints where one option clearly beats the other.
Technology · Jun 27, 2026 · 14 min read
Agentic Commerce: Building Infrastructure for AI-Driven Buying
AI agents are bypassing shopping carts and buying directly through APIs. Your commerce infrastructure needs machine-readable catalogs, autonomous payment rails, and agent negotiation protocols to stay competitive. Here is how to build it.
Technology · Jun 27, 2026 · 14 min read
Guardian AI Agents: Safety and Monitoring in Production Systems
Your AI agents are making real decisions with real consequences. A single unchecked agent can drain budgets, leak data, or violate compliance rules before anyone notices. Guardian agents, autonomous monitors that watch your other agents, are the missing safety layer most teams skip until something breaks.
Technology · Jun 27, 2026 · 14 min read
How to Build an Asset Tracking IoT App With Real-Time GPS
Off-the-shelf asset tracking tools force you into rigid workflows and charge per-device fees that balloon as you scale. Here is how to build a custom IoT tracking platform that fits your operations and actually pays for itself.
Technology · Jun 27, 2026 · 15 min read
How to Build a Creator Analytics Dashboard for Influencers
Creators juggle five or more platforms and have no single place to see what is actually working. Here is how to build a creator analytics dashboard that pulls it all together.
Technology · Jun 27, 2026 · 14 min read
Google Antigravity vs Claude Code vs Codex: Which to Choose
Three autonomous coding agents from Google, Anthropic, and OpenAI are competing to write your code. Google Antigravity brings Gemini's massive context to your repo, Claude Code turns your terminal into a reasoning machine, and Codex runs sandboxed tasks in the cloud. Here is how they actually compare.
Technology · Jun 26, 2026 · 15 min read