MVP Factory

Blog

Practical insights on building MVPs, choosing the right tech stack, and turning ideas into production-ready apps.

· Krystian Wiewiór

How Custom MCP Servers Cut AI Token Usage by 95%

Building custom MCP servers as a dev tool strategy: how indie developers can reduce AI costs and improve coding workflows by giving LLMs structured context inst

ai startup development
· Krystian Wiewiór

Claude Code CLI Skills That 10x Your Workflow

Practical Claude Code CLI techniques: slash commands, CLAUDE.md project configs, MCP server integration, and multi-file editing patterns that replace entire too

ai startup development
· Krystian Wiewiór

Kotlin Flow Patterns Every Senior Android Dev Must Know

Advanced Flow operators for production Android apps: shareIn vs stateIn, conflate vs buffer, retry with exponential backoff, and testing Flows with Turbine

ai startup development
· Krystian Wiewiór

I Hardened My VPS in One Session — Here's the Checklist

A practical, step-by-step security hardening guide for solo developers running production apps on a VPS — covering WireGuard VPN, Docker port isolation, SSH loc

ai startup development
· Krystian Wiewiór

How Much Does It Cost to Build an MVP in 2026?

A detailed breakdown of MVP development costs by platform, features, and approach. Real numbers from a developer who builds them.

mvp costs startup pricing
· Krystian Wiewiór

Why Agent Testing Is Broken (And How to Fix It)

LLM agents broke the testing contract. Here are practical, budget-friendly strategies for indie developers to test non-deterministic AI outputs without enterprise infrastructure.

ai testing llm agents software-architecture indie-dev
· Krystian Wiewiór

AI Governance Architecture for Solo Devs

How indie developers and small startups can build AI governance into their products from day one — practical patterns for solo devs shipping AI features into re

ai startup development
· Krystian Wiewior

Case Study: Building a Cross-Platform Health App with Kotlin Multiplatform

How we built HealthyDesk — a production-ready KMP app for Android, iOS, and Desktop — with clean architecture, 20+ modules, and 80% shared code.

case-study kotlin-multiplatform mobile architecture