Skip to content

Web development studio

Expo Developer — Web development studio

Ox Dev builds your React Native applications with Expo for a simplified workflow and native features accessible without complex configuration.

Scroll©2026
ReactNext.jsTypeScriptNode.jsSEOPerformanceUI DesignFiveMRedM

(01)The studio

We design websites and web applications that get noticed: fast, accessible, built for search engines and crafted down to the pixel to turn your visitors into customers.

What defines us

  1. 01Expo experts — we use the Expo SDK to access native APIs (camera, notifications, contacts) without writing native code.
  2. 02EAS Build for cloud iOS and Android builds, EAS Submit for automatic store publishing.
  3. 03Expo Router for file-based navigation, OTA updates with EAS Update — modern mobile deployment.
  4. 04Expo Go for rapid development, build profiles for dev/staging/production — an efficient development workflow.
  5. 05Migration from React Native CLI to Expo, EAS configuration, performance audit — we optimise your mobile stack.
Lighthouse score targeted on every launch
100
Response time to your requests
24h
Languages: French and English
2
Portrait of Ryan, founder of Ox Dev

Founder

The person behind Ox Dev

I’m Ryan, an independent developer and the founder of Ox Dev.

I build websites and web applications with care, focusing on the details that make a difference.

I like creating clean, useful and enjoyable products with a simple, human approach.

(02)Services

What we do best

From the first idea to launch, one partner for your whole project.

  • 01

    Web development

    Modern websites and high-performance applications with React and Next.js.

    React · Next.js · Node.js

  • 02

    UI/UX design

    Clear interfaces and user experiences built around your goals.

    Interfaces · Prototypes · Motion

  • 03

    SEO & performance

    Launch, organic search and green Core Web Vitals.

    SEO · Core Web Vitals · Analytics

  • 04

    E-commerce

    Reliable online stores with secure payment flows.

    Stripe · Catalog · Checkout

  • 05

    Mobile apps

    Fast cross-platform experiences and progressive web apps.

    PWA · Responsive · Offline

  • 06

    FiveM & RedM gaming

    Custom scripts, frameworks and tools for roleplay servers.

    Lua · C# · React NUI

(04)Process

A clear process, no surprises

  1. Discovery

    A conversation to understand your goals, audience and constraints. You leave with a precise quote.

  2. Design

    Mockups and interactive prototypes: you approve the experience before a single line of code.

  3. Development

    Typed, tested and optimised code. Regular check-ins and a staging environment to follow progress.

  4. Launch & care

    Go-live, SEO, performance monitoring, then maintenance and new features at your pace.

(05)Contact

Let’s talk about your project

Tell us about your idea: we reply within one business day.

Email us directly

contact@ox-dev.fr
Project type