Notes on building.
Guides on mobile apps, web platforms and AI products. Cost breakdowns, stack comparisons and how we ship.
How to Add Stablecoin Payments to Your Fintech App in 2026
Stablecoins have crossed from crypto curiosity to default payment rail for cross-border commerce, payroll, and B2B settlement. This guide walks you through adding stablecoin payments to an existing fintech app, from choosing a chain and stablecoin to handling compliance and going live.
How to build · Aug 6, 2026 · 15 min read
Composable Architecture for Startups: MACH Stack Guide 2026
Composable architecture lets you assemble best-of-breed services instead of locking into a single vendor monolith. This guide breaks down the MACH stack for startups, covering vendor selection, real costs, integration pitfalls, and a practical migration path.
Technology · Aug 6, 2026 · 14 min read
Apple Intelligence SDK: Adding On-Device AI to Your iOS App
Apple Intelligence gives iOS developers access to on-device language models, smart Siri integration, and system-wide writing tools. Here is how to actually integrate the SDK into your app and what to watch out for.
Technology · Aug 6, 2026 · 14 min read
React Native vs Flutter in 2026: Performance and DX Compared
Both frameworks matured dramatically since our original comparison. Here is what actually changed in 2026, with fresh benchmarks, ecosystem data, and practical advice from a team shipping with both.
Technology · Aug 6, 2026 · 14 min read
How to Build a Data Pipeline for AI and ML Applications 2026
Most AI projects fail because of bad data, not bad models. Your pipeline architecture determines whether your ML system delivers reliable predictions or garbage. Here is how to build a production data pipeline that actually works for AI and ML workloads.
How to build · Aug 5, 2026 · 15 min read
How to Migrate From a Monolith to Microservices Step by Step
Most monolith-to-microservices migrations fail because teams rip everything apart at once. Here is the step-by-step playbook we use to decompose monoliths safely, without halting feature development or torching your uptime.
How to build · Aug 5, 2026 · 15 min read
How to Build a SaaS Billing System With Usage-Based Pricing
Usage-based pricing sounds great on a slide deck. Then you realize you need to meter millions of events, rate them in real time, generate accurate invoices, and handle edge cases that flat-rate billing never forced you to think about. Here is how to build it correctly.
How to build · Aug 5, 2026 · 15 min read
How to Build an Agentic SaaS Product With AI Agents in 2026
Agentic SaaS is replacing dashboard-driven software with AI that actually completes tasks for users. Here is a practical guide to building one, from agent architecture and tool integration to pricing models and production safety.
How to build · Aug 5, 2026 · 15 min read
How to Build a Connected Fitness App With Wearable Integration
Connected fitness apps that sync with wearables are where the real money is. Users who pair a device with your app retain at 3x the rate of phone-only users. This guide covers every technical and strategic decision you need to make, from BLE protocols to HealthKit integration to monetization.
How to build · Aug 5, 2026 · 15 min read
How to Build a Smart Ring Health Data Integration App in 2026
Smart rings are the fastest-growing wearable form factor, but building an app that unifies health data across Oura, Samsung, and Ultrahuman requires a specific technical playbook. Here is the complete guide.
How to build · Aug 4, 2026 · 14 min read
AI for Biotech Startups: Lab-to-Market Product Strategy 2026
Most biotech startups die between the lab bench and the first paying customer. A deliberate AI product strategy that connects wet lab outputs to scalable software platforms is the difference between a funded science project and a real company.
AI & strategy · Aug 4, 2026 · 14 min read
iOS App Development Cost in 2026: The Complete Pricing Guide
iOS app development costs range from $25K for a focused utility to $500K+ for a feature-rich platform. Here is everything you need to budget accurately.
Cost & planning · Aug 4, 2026 · 14 min read