Notes on building.
Guides on mobile apps, web platforms and AI products. Cost breakdowns, stack comparisons and how we ship.
How to Build a White-Label AI Chatbot Platform for SaaS 2026
White-label AI chatbots are a $2B+ market. Here is how to build a resellable chatbot platform with multi-tenant architecture, custom branding, and per-client knowledge bases.
How to build · Mar 25, 2026 · 14 min read
How to Build a Customer Onboarding Platform for SaaS Products
40 to 60 percent of SaaS free trial users never return after signup. A dedicated onboarding platform fixes that with guided walkthroughs, checklists, and progress tracking.
How to build · Mar 25, 2026 · 14 min read
How to Build an AI Dynamic Pricing Engine for Your Marketplace
Uber, Amazon, and airlines prove dynamic pricing works. Here is how to build an AI pricing engine for your marketplace that optimizes revenue without alienating customers.
How to build · Mar 25, 2026 · 14 min read
How to Build an AI-Powered Accessibility Tool for Apps in 2026
98% of websites fail WCAG compliance, and manual remediation costs $10K to $50K per site. AI-powered accessibility tools that automate alt text generation, screen reader optimization, and compliance scanning are a billion-dollar opportunity.
How to build · Mar 23, 2026 · 15 min read
How to Build a Student Housing Marketplace App in 2026
Student housing is a $225B+ global market that generic real estate platforms serve poorly. University-specific inventory, roommate matching, and semester-based lease cycles require specialized marketplace architecture.
How to build · Mar 23, 2026 · 14 min read
How to Build an Open Banking Platform with PSD2 and FDX APIs
Open banking regulation is live in 80+ countries, creating massive opportunity for fintech platforms that aggregate accounts and initiate payments. The technical challenge is making inconsistent bank APIs work reliably at scale.
How to build · Mar 23, 2026 · 16 min read
How to Build a Subscription Management Platform Like Chargebee
Chargebee and Recurly proved subscription management is a $10B+ market. If your billing complexity has outgrown Stripe Billing and you are tired of paying revenue share, here is how to build your own.
How to build · Mar 23, 2026 · 16 min read
How to Build a Remote Patient Monitoring App from Scratch in 2026
RPM app downloads grew 40% in the past year as CMS expanded telehealth reimbursement. Here is how to build one that clinicians actually use, from BLE device pairing to HL7 FHIR data sync.
How to build · Mar 22, 2026 · 16 min read
How to Build an Equipment Rental Marketplace Like Turo in 2026
Equipment rental marketplaces require specialized architecture that generic marketplace builders cannot handle. Insurance verification, damage workflows, and IoT asset tracking create unique technical challenges worth solving.
How to build · Mar 22, 2026 · 15 min read
How to Build a Carbon Credit Trading Marketplace in 2026
The voluntary carbon market is projected to hit $50 billion by 2030, but most trading still happens through brokers and spreadsheets. There is a massive opportunity to build transparent, efficient carbon credit exchanges.
How to build · Mar 22, 2026 · 15 min read
How to Build an AI-Powered Note-Taking App from Scratch in 2026
AI note-taking apps like Notion AI, Mem, and Granola are the fastest-growing productivity category. The technical challenge is combining real-time transcription, semantic linking, and LLM-powered search into a product that feels instant.
How to build · Mar 22, 2026 · 15 min read
How to Build an AI Legal Assistant for Contract Review in 2026
AI legal assistants that actually help lawyers need domain-specific RAG, precise citation, and bulletproof compliance. Here is the technical playbook for building one that earns attorney trust.
How to build · Mar 20, 2026 · 15 min read