Indie iOS Engineer • Founder

I’m Vincent Launay, an indie iOS developer building complete products — apps, backend, AI and infrastructure.

I build premium iOS experiences and the systems behind them. From SwiftUI to VPS deployment — fast, reliable, and production-ready.

View apps Contact

LinkedIn Xtremagic

Vincent Launay

Indie iOS Engineer • Founder

10+

Apps shipped

iOS

Native

Backend

APIs

Available for partnerships, consulting, or product collaborations.

Apps

Real products — live on the App Store.

VirtuaDeck

It recreates one of magic’s most iconic effects in a way that feels natural, elegant, and completely hands-off.

Card Magic Brainwave Color change Prediction

MnemoStack

A spectator freely swipes through a digital deck — and you instantly know their card. No forcing. No input.

Memorized Deck Instant Reveal Live Scrolling Mentalism

ColurAI87

Six spectators. Six random cards. One photo. Every card flawlessly revealed even when you’re turned away.

Photo Reveal Multi-Spectator Mind Reading Pro Performance

Whisper

Whisper is a magic-focused messaging experience designed for performers. A simple conversation can become something truly impossible.

Messaging Mentalism Illusion Magic Chat

Catalogue mindset: I build and ship multiple apps under one cohesive brand.

What I build

Technical depth + product mindset.

iOS

SwiftUI (MVVM), SwiftData / Core Data
StoreKit 2 (lifetime + subscriptions)
Vision / CoreML pipelines (OCR, feature extraction)
Clean architecture & reusable packages

Backend & Infrastructure

Node.js / Express APIs, secure auth flows
Firebase (Auth, Firestore, Storage) + sync strategy
VPS deployment: Nginx, PM2, Linux hardening
Observability: logs, performance, reliability

AI

Image generation pipelines (anchors, styles, rules)
LLM workflows (local + cloud), privacy-first thinking
Automations: Telegram bots, content generation

Product

Premium visual identity (Apple-style)
Landing pages + App Store positioning (ASO)
Monetization: pricing, tiers, conversions

Story

Why I’m dangerous: I actually ship.

Entrepreneur roots

Built real-world businesses before software — obsession with execution.

Indie studio mindset

Creating a catalogue under a cohesive brand (Xtremagic).

Full stack delivery

From SwiftUI to backend + infra: one person, complete product.

Contact

Let’s build something that ships.

Direct

Location: France — Paris

Email me

Links

LinkedIn→ Xtremagic→