Notes on building.
Guides on mobile apps, web platforms and AI products. Cost breakdowns, stack comparisons and how we ship.
How to Build a Digital Twin Platform for Real-Time IoT Data
Digital twins sound futuristic until you realize every manufacturing plant and smart building already has the sensor data. The hard part is building the platform that turns those signals into a living virtual replica.
How to build · Apr 16, 2026 · 15 min read
How to Build a Spec-Driven Development Workflow With AI Tools
Vibe coding is fun until your codebase turns into spaghetti. Here is how spec-driven development gives AI the guardrails it needs to ship production-quality software at 3-5x speed.
How to build · Apr 16, 2026 · 13 min read
How to Build a Vision Pro Spatial Computing App From Scratch
The Vision Pro app ecosystem is still wide open, with fewer than 3,000 apps in the store. Here is how to build a spatial computing app that actually ships.
How to build · Apr 15, 2026 · 14 min read
How to Build a HIPAA-Compliant EHR/EMR System from Scratch 2026
96% of hospitals run EHR systems, yet clinician satisfaction with legacy vendors remains stubbornly low. If you are building a modern EHR or EMR platform, this guide covers the architecture, compliance requirements, interoperability standards, and certification pathways you need to get right from day one.
How to build · Apr 14, 2026 · 16 min read
How to Build an AI Data Labeling and Annotation Platform 2026
A hands-on guide to building a production AI data labeling platform with annotation UIs, workforce management, active learning loops, programmatic labeling, and export pipelines for ML frameworks.
How to build · Apr 14, 2026 · 15 min read
How to Build an International HR Compliance Platform in 2026
Expanding into a new country sounds simple until your first employee in Germany gets a tax bill you did not expect. Here is a practical engineering guide to building a platform that handles 40+ employment law jurisdictions without losing your mind.
How to build · Apr 14, 2026 · 15 min read
How to Build an AI-Powered CRM for Sales and Pipeline in 2026
The CRM market exceeds $80B, yet 30 to 40% of features in legacy platforms go unused. An AI-powered CRM built around your sales process replaces bloat with intelligence, giving your team predictive scoring, automated enrichment, and natural language pipeline queries.
How to build · Apr 14, 2026 · 15 min read
How to Build a FinOps Cloud Cost Management Platform in 2026
Cloud waste hit $147B globally in 2026, and most teams still rely on spreadsheets and monthly billing surprises. Here is how to build a FinOps platform that gives engineering and finance teams real-time visibility, automated recommendations, and measurable savings across AWS, GCP, and Azure.
How to build · Apr 13, 2026 · 15 min read
How to Build a Quick Commerce 15-Minute Delivery App in 2026
Quick commerce grew 22% in app downloads year over year, and the model is spreading far beyond groceries. Here is how to build a 15-minute delivery platform that actually works at the operational level.
How to build · Apr 13, 2026 · 15 min read
How to Build an AI-Powered Contractor Estimating Tool in 2026
Contractors lose over $50 billion annually to inaccurate estimates. An AI-powered estimating tool that uses computer vision, historical job data, and real-time pricing can cut bid errors by 30% or more. Here is how to build one from scratch.
How to build · Apr 13, 2026 · 15 min read
How to Build a Multi-Agent AI Customer Service Platform 2026
A single chatbot cannot handle the complexity of modern customer service. A multi-agent AI customer service platform assigns specialized agents to triage, billing, technical support, and escalation, then coordinates them through structured communication protocols. Here is how to architect one that actually works in production.
How to build · Apr 13, 2026 · 15 min read
How to Build an AI Pitch Deck and Fundraising Tool in 2026
Startup fundraising hit $297B in Q1 2026, and founders are still wasting weeks on pitch decks. Here is how to build an AI fundraising tool that actually closes rounds.
How to build · Apr 12, 2026 · 14 min read