User-friendly UI/UX,
Butter-Smooth Front-End,
Deep, Dependable Back-end.

Full-Stack
React Native / Kotlin Developer

Concept > Prototype > Build > ShipmentAll-In-One, 100% Hassle-Free

React NativeTailwind CSSTypeScriptExpoNode.jsKotlinNext.jsComposeREST APIs
Vercel
EAS
Stripe
Postmark
GGL Play
App Store
Martin Prahl profile photoMartin Prahl
Alla Vostra startup screen
Prahl.dev portfolio portrait screenshot
3yrsFull-Stack Mastery
1.0kQuality GitHub Commits
0.1kReal-Time Project Worklogs
8Shipped Mob/Web Products

Featured case studies

Mobile products with real implementation depth

Stack

Built around React Native, shaped for full stack delivery

Main stack

React, React Native, Expo Router, Next.js, Tailwind CSS, and mobile-first responsive UI systems.

Backend layer

Node.js serverless routes, Stripe payment setup, Postmark email delivery, environment configuration, and deployment workflows.

Secondary mobile

Kotlin and Android Studio as the native Android path, aligned with the same release and device-testing discipline.

Worklog

A documented build history, not just final screenshots

01

From responsive website prototype to Expo Router mobile architecture

02

Secure Stripe card flow, Google Pay, PayPal, and Postmark confirmations

03

Android Small, Standard, and Large emulator QA with release-ready EAS builds

Available for full stack mobile work

Let’s build something crisp, fast, and release-ready.

martin@prahlproductions.com