Notes on building.
Guides on mobile apps, web platforms and AI products. Cost breakdowns, stack comparisons and how we ship.
How to Build a Pet Care App with Vet Booking and GPS Tracking
Pet owners spend over $136 billion annually in the U.S. alone, yet most pet care apps are glorified appointment books. The real opportunity is building a connected platform that handles vet booking, GPS tracking, health records, and a services marketplace in one place.
How to build · Feb 20, 2026 · 14 min read
How Much Does Legacy Software Modernization Cost in 2026?
Your legacy system works, but it is slowing you down. Modernization is not cheap, but the cost of doing nothing is higher. Here is what the project actually costs.
Cost & planning · Feb 19, 2026 · 14 min read
How to Build a FemTech and Women's Health App in 2026
FemTech is a $60B+ market growing at 16% CAGR. Here is how to build a women's health app that handles sensitive data correctly, integrates with wearables, and earns user trust from day one.
How to build · Feb 19, 2026 · 15 min read
How to Build an AI Voice Agent for Your Business in 2026
AI voice agents handle phone calls, schedule appointments, and resolve support tickets without human intervention. Here is how to build one that sounds natural and actually works.
How to build · Feb 19, 2026 · 15 min read
How to Build an AI Writing Assistant Like Jasper or Copy.ai
The AI writing tool market is crowded, but most products are thin wrappers around GPT. Here is how to build one with real differentiation: brand voice training, workflow integration, and quality that marketers actually trust.
How to build · Feb 19, 2026 · 15 min read
How to Build a Video Calling App with WebRTC in 2026
WebRTC handles the hard part of real-time video, but a production video calling app needs signaling, TURN servers, recording, and quality monitoring on top. Here is the complete architecture.
How to build · Feb 19, 2026 · 15 min read
How to Build a Supply Chain and Logistics App in 2026
Supply chain disruptions made logistics software a priority for every manufacturer and distributor. Here is how to build an app that tracks shipments, manages inventory, and optimizes routes in real time.
How to build · Feb 19, 2026 · 15 min read
Bun vs Node.js vs Deno: JavaScript Runtimes Compared for 2026
Bun claims 3x Node.js performance. Deno offers better security and TypeScript support. Node.js has 15 years of ecosystem. Here is an honest comparison for production use in 2026.
Technology · Feb 19, 2026 · 14 min read
Cloudflare Workers vs AWS Lambda vs Vercel Edge Functions
Edge computing is the deployment model of 2026. Cloudflare Workers, Lambda, and Vercel Edge Functions serve different needs. Here is how to pick the right one.
Technology · Feb 19, 2026 · 14 min read
AI Workflow Automation: A Practical Guide for Startups
65% of SMBs will use AI workflow automation by 2027. Here is a practical guide to automating your startup's operations with AI, from choosing tools to measuring ROI.
AI & strategy · Feb 19, 2026 · 14 min read
AI for SaaS Growth: The Complete Playbook for 2026
Every SaaS product is adding AI features in 2026. Most do it wrong. Here is a playbook connecting AI capabilities to the growth metrics that actually matter: activation, retention, and expansion revenue.
AI & strategy · Feb 19, 2026 · 14 min read
React Server Components: Should Your Startup Use RSC in 2026?
React Server Components fundamentally change how React apps are built. They reduce JavaScript bundles, simplify data fetching, and improve performance. But they also add complexity. Here is whether RSC is right for your startup.
Technology · Feb 18, 2026 · 13 min read