Notes on building.
Guides on mobile apps, web platforms and AI products. Cost breakdowns, stack comparisons and how we ship.
How to Build an AI Fraud Detection System for Fintech Startups
Fraud losses in fintech keep climbing, and rule-based systems can't keep up. Here is a practical guide to building an AI fraud detection system that actually works in production.
How to build · Aug 24, 2026 · 15 min read
How to Build a Multi-Vendor Food Hall Delivery App From Scratch
Food halls are booming, but most still rely on individual vendor ordering. A unified delivery app that lets customers order from multiple vendors in a single cart is the unlock, and building one is more nuanced than a standard delivery platform.
How to build · Aug 24, 2026 · 14 min read
Wasp vs RedwoodJS vs Create T3 App: Full-Stack Frameworks 2026
Three full-stack frameworks, three very different philosophies. Here is how Wasp, RedwoodJS, and Create T3 App actually compare when you ship real products with them.
Technology · Aug 24, 2026 · 14 min read
Kotlin Multiplatform vs Compose Multiplatform: KMP Guide 2026
KMP shares business logic while keeping native UIs. Compose Multiplatform shares the UI layer too. Picking the wrong one costs months, so here is how to decide.
Technology · Aug 24, 2026 · 14 min read
How Much Does It Cost to Build an AI Podcast Platform in 2026?
AI podcast platforms go far beyond basic hosting. Here is what it actually costs to build one with intelligent editing, auto-generated show notes, and smart distribution.
Cost & planning · Aug 23, 2026 · 14 min read
How to Build an AI Background Screening Platform From Scratch
Background screening is ripe for an AI overhaul. Here is how to architect a platform that pulls criminal records, verifies employment, scores risk with ML models, and stays compliant across all 50 states.
How to build · Aug 23, 2026 · 15 min read
How to Build an AI-Powered Smart Calendar App From Scratch
Most calendar apps just store events. An AI-powered smart calendar actually thinks for you, predicting conflicts, suggesting optimal meeting times, and blocking focus hours automatically.
How to build · Aug 23, 2026 · 15 min read
How to Build a Stablecoin B2B Payments Infrastructure in 2026
Stablecoins are replacing SWIFT for B2B cross-border payments, and the companies building infrastructure now will own the next decade of commercial finance. Here is the full technical playbook.
How to build · Aug 23, 2026 · 15 min read
How to Build an AI-Powered E2E Testing Platform for Startups
Most startups treat E2E testing as an afterthought until a broken deploy costs them a week of customer trust. Here is how to build an AI-powered testing platform that actually catches the bugs your team keeps missing.
How to build · Aug 23, 2026 · 14 min read
How to Build an AI Data Labeling and Annotation Platform 2026
Every AI model is only as good as the data it was trained on. If you are building a labeling and annotation platform, here is the full technical and business playbook for 2026.
How to build · Aug 23, 2026 · 15 min read
OpenAI Realtime API vs LiveKit Agents vs ElevenLabs: Voice AI
Three very different approaches to building voice AI. OpenAI went speech-to-speech. LiveKit went open source orchestration. ElevenLabs doubled down on voice quality. Here is how they actually compare in production.
Technology · Aug 22, 2026 · 15 min read
AI Wrapper vs AI-Native Products: Strategy Guide for Founders
Most AI startups die because they pick the wrong architecture for their business model. Here is how to decide whether to build a wrapper or go AI-native, and what it actually costs.
AI & strategy · Aug 22, 2026 · 14 min read