Notes on building.
Guides on mobile apps, web platforms and AI products. Cost breakdowns, stack comparisons and how we ship.
How to Build an Ambient AI Medical Scribe for Healthcare in 2026
Abridge, Ambience, and Nuance DAX are eating the clinical documentation market. Here is the full architecture for building your own ambient AI scribe in 2026.
How to build · Mar 8, 2026 · 15 min read
How to Build an AI-Powered Social Media Scheduler Like Buffer in 2026
Buffer and Hootsuite built a $3B category that AI-native tools like Typefully, Postwise, and Taplio are now disrupting. Here is how to build your own AI social scheduler that wins.
How to build · Mar 8, 2026 · 14 min read
How to Build a Loom Alternative for Async Video Messaging in 2026
Loom sold to Atlassian for $975M, proving async video messaging is a real category. Here is how to build a competing product that actually works at scale.
How to build · Mar 8, 2026 · 14 min read
OpenTelemetry vs Datadog vs Sentry: Observability Stack 2026
Datadog's $200M per year customers are revolting, Sentry is moving into APM, and OpenTelemetry is eating the standard. Here is how to pick the right observability stack without going broke.
Technology · Mar 8, 2026 · 14 min read
Fly.io vs Render vs Koyeb: Modern PaaS for Startups in 2026
Heroku is dead, Vercel is frontend-focused, and most startups need a modern PaaS that runs backends, databases, and workers without dragging you into Kubernetes. Here is how Fly, Render, and Koyeb actually compare.
Technology · Mar 8, 2026 · 13 min read
Qdrant vs Milvus vs Chroma: Open-Source Vector DBs for AI Apps in 2026
A practical, benchmark-backed comparison of Qdrant, Milvus, and Chroma covering indexing, filtering, hybrid search, scaling, and when to pick each one for production AI workloads in 2026.
Technology · Mar 8, 2026 · 14 min read
Vitest vs Jest vs Bun Test: JavaScript Testing Frameworks 2026
Jest was the default for a decade. Vitest is now the obvious choice for most new projects. Bun Test is the new kid challenging both on speed. Here is the opinionated comparison for startups picking their test stack in 2026.
Technology · Mar 7, 2026 · 12 min read
Vite vs Turbopack vs Rspack: JavaScript Bundlers Compared 2026
Webpack ruled bundling for a decade. Vite then made it feel slow. Now Turbopack and Rspack are pushing further by rewriting bundlers in Rust. Here is the honest comparison for picking your build tool in 2026.
Technology · Mar 7, 2026 · 12 min read
WorkOS vs Kinde vs Stytch: Enterprise Auth for SaaS in 2026
Auth0 used to be the only option for B2B enterprise auth. Now WorkOS, Kinde, and Stytch are challenging it on price, developer experience, and SAML support that does not require a sales call. Here is the comparison.
Technology · Mar 7, 2026 · 12 min read
AI Content Moderation at Scale: A Technical Guide for Platforms
Every platform with user-generated content discovers content moderation the hard way. AI-powered moderation is now table stakes, but most teams build it wrong. Here is the architecture that actually works.
AI & strategy · Mar 7, 2026 · 13 min read
How Much Does It Cost to Build a Bookkeeping and Accounting App in 2026?
A founder's guide to what it actually costs to build a modern bookkeeping and accounting SaaS in 2026, from lean MVPs around $60K to full QuickBooks alternatives past $800K.
Cost & planning · Mar 7, 2026 · 13 min read
How Much Does It Cost to Build an AI Sales Assistant in 2026?
A detailed 2026 cost breakdown for building an AI sales assistant in the 11x, Artisan, and Clay category. MVP budgets, full-build pricing, and the hidden infrastructure costs that quietly dominate your P&L.
Cost & planning · Mar 7, 2026 · 13 min read