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-Powered Meeting Notes App Like Otter.ai
AI meeting assistants like Otter.ai and Fireflies turned a tedious task into an automated workflow. Here is how to build your own, from speech-to-text pipelines to intelligent action item extraction.
How to build · Feb 16, 2026 · 14 min read
How to Build a Niche Community Platform Like Circle or Geneva
Niche community platforms like Circle and Geneva are replacing generic social networks for creators and professionals. Here is how to build one that keeps members engaged and paying.
How to build · Feb 16, 2026 · 14 min read
How to Build an On-Demand Home Services App Like TaskRabbit
The on-demand home services market is projected to hit $1.5 trillion by 2028. Building an app that connects homeowners with vetted service providers is a massive opportunity, but only if you nail the two-sided marketplace mechanics.
How to build · Feb 16, 2026 · 14 min read
How to Build a Sustainability and Carbon Tracking App in 2026
Sustainability apps are a fast-growing category driven by ESG regulations and consumer demand. Here is how to build a carbon tracking product that delivers real environmental impact data.
How to build · Feb 16, 2026 · 13 min read
How to Build a Freelancer Management and Invoicing Platform
The US has 72 million freelancers and that number keeps growing. Here is how to build a platform that helps them manage contracts, send invoices, and get paid on time.
How to build · Feb 16, 2026 · 14 min read
How to Build a Grocery Delivery App Like Instacart
Grocery delivery is a $500B market with room for niche players. Here is how to build a delivery app that competes on experience, not just price.
How to build · Feb 14, 2026 · 14 min read
How to Implement Subscription Billing in Your SaaS Product
Subscription billing sounds simple until you deal with proration, failed payments, plan changes mid-cycle, and tax compliance across 40 countries. Here is how to build it right the first time.
How to build · Feb 10, 2026 · 14 min read
How to Build a Payment System for a Multi-Vendor Marketplace
Marketplace payments are the hardest payment problem in software. You are not just processing transactions. You are splitting money between buyers, sellers, and your platform while handling refunds, disputes, and regulatory compliance.
How to build · Feb 10, 2026 · 14 min read
How to Implement Usage-Based Pricing in Your App
Usage-based pricing aligns your revenue with customer value. But implementing metering, billing pipelines, and real-time usage tracking is harder than flat subscriptions. Here is the engineering playbook.
How to build · Feb 10, 2026 · 14 min read
How to Build a Ride-Sharing App Like Uber in 2026
The ride-sharing market is projected to surpass $250 billion by 2028, and the opportunity extends far beyond copying Uber. Regional operators, niche transport services, and enterprise shuttle platforms are all thriving. Here is how to build a ride-sharing app that actually works.
How to build · Feb 6, 2026 · 14 min read
How to Build an EdTech Platform in 2026
The global EdTech market is projected to hit $400 billion by 2028. Whether you are building a corporate LMS, a K-12 tool, or a course marketplace, here is the complete technical playbook.
How to build · Feb 5, 2026 · 13 min read
How to Build a Dating App: Complete Guide for 2026
The dating app market tops $10B and keeps climbing. This guide breaks down matching algorithms, safety features, monetization, and hard-won lessons from building Vybes.
How to build · Feb 3, 2026 · 18 min read