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Jeremy IparraguirreJI

Jeremy Iparraguirre

React Native Developer | iOS & Android Apps

€500/day
Bayonne, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Jeremy

Are you looking for a mobile developer who can turn your idea into a concrete application on the App Store and Google Play?


📱 What I do
Mobile app creation from scratch: architecture, product, UI, backend. Taking over and stabilizing existing React Native apps. Payments and subscriptions (Stripe, RevenueCat), authentication, REST API integration, push notifications. App Store and Google Play deployment.

🎯 My approach
Before writing a single line of code, I seek to understand your product, your users, and your business objectives. What problem does your application solve? Where are the friction points? What is your timeline? Choices adapted to your budget. Clean, maintainable code, long-term vision.

⚙️ Technical Stack
React Native, Expo, TypeScript, Next.js, Node.js, PostgreSQL, Supabase, Prisma, Stripe, RevenueCat, REST API, EAS, CI/CD. I master the entire deployment chain: build, store submission, certificates, OTA updates.

🚀 Seasona — proof that I know how to deliver
I designed, developed, and deployed Seasona, a mobile marketplace application for seasonal work in France. From idea to stores: React Native + Expo, Supabase backend, authentication, push notifications, iOS and Android publication, production maintenance. Now used by over 500 people, Seasona is concrete proof that I can take your mobile product from zero to deployment — with the same rigor on a client project.
I also develop web and SaaS interfaces with Next.js if your project combines mobile and web.
Remote from Bayonne, occasional travel possible. Communication via WhatsApp, Slack, or phone.
Have a mobile project in mind? Let's talk — I respond within 24 hours.
  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Bayonne (up to 50km), Bordeaux (up to 50km), Toulouse (up to 50km), Lyon (up to 50km), Montpellier (up to 50km)

Experience

  • Seasona
    Seasona — Seasonal recruitment mobile marketplace app
    SOFTWARE PUBLISHING
    November 2025 - Today (9 months)
    Bayonne, France

    Objective

    Design, develop, and launch a seasonal recruitment mobile marketplace app. Seasona connects candidates and employers in agriculture, hospitality, and catering — sectors where recruitment remains largely informal, local, and undigitalized. Complete entrepreneurial project from A to Z: market research, product design, development, store deployment, user acquisition, and support.

    Product

    Seasona allows employers to post seasonal job offers and candidates to apply in a few clicks. Key features: creation of candidate and employer profiles, posting and managing job offers, matching system by sector and location, integrated real-time messaging, application management, payments, and subscriptions via RevenueCat.

    Technical Achievement

    Full-stack development of the mobile application in React Native / Expo / TypeScript. Supabase backend (authentication, database, storage, real-time). Next.js / TailwindCSS landing page with waiting list, auth system, and Resend integration for transactional emails. Mobile deployment via EAS Build, web hosting on Vercel. CI/CD, release management, and submission to both stores managed with full autonomy.

    Acquisition & Growth

    100% organic acquisition strategy: local SEO, presence in specialized seasonal job Facebook groups, targeted email campaigns, cold outreach to employers in the Southwest France region. No advertising budget spent.


    Results
    +2,000 downloads · €0 advertising budget · Published on Google Play Store and Apple App Store. Seasona.fr website: Lighthouse 100 Accessibility · 100 SEO · 100 Best Practices. Active users in the agriculture, hospitality, and catering sectors in Southwest France.

    Stack

    # React Native · Expo · TypeScript · Supabase · Stripe · Next.js · TailwindCSS · Resend · EAS Build · Vercel
    React Native Expo TypeScript Supabase Resend
  • Magris
    Website for Ornella Magris — Psychotherapist in Anglet
    HEALTH AND WELLNESS
    September 2025 - October 2025 (1 month)
    Anglet, France

    Objective

    Design and develop a professional showcase website from scratch for a self-employed psychotherapist, with a dual goal: to be found on Google by local patients (Anglet, Bayonne, Biarritz) and to inspire trust from the first visit.

    Achievement

    Custom development in Next.js and TailwindCSS. UX designed for the patient journey: clear presentation of specialties, quick access to contact, smooth navigation on mobile. Optimized technical and local SEO (semantic structure, meta tags, performance, structured data).

    Results

    Lighthouse Score: 100 Performance · 100 SEO · 100 Best Practices · 92 Accessibility. Website live: magrispsy.com

    Stack

    Next.js · TailwindCSS · Technical & Local SEO · UX Design · Vercel
    Next.js TailwindCSS SEO UX Responsive Design
  • Seasona
    Landing page design for mobile app (Waiting list, auth, resend)
    SOFTWARE PUBLISHING
    August 2025 - September 2025 (1 month)
    Pau, France

    Description:

    Design and development of the official landing page for the Seasona application, including a waiting list and a complete authentication system.

    Project Objectives:

    → Create a modern and fast page to present the product before its launch.
    → Implement a user registration and validation system.
    → Optimize SEO and performance for the acquisition campaign.

    Achievements:


    Website development with Next.js, React, and TailwindCSS
    Integration of a registration form linked to Supabase (storage + Auth)
    Implementation of the Resend mail system for registration confirmation
    Management of secure routes and user redirection
    SEO optimization (tags, meta, Lighthouse) and deployment on Vercel

    Results:

    ✅ Responsive and high-performing landing page
    ✅ Smooth integration with Supabase backend
    Next.js Supabase Resend Authentication TailwindCSS

Recommendations

Juliet FaureJF
Ornella MagrisOM
Hadi MouterHM
+2
Juliet Faure and 4 other people have recommended Jeremy

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Education

  • RNCP 6 - Web & Mobile Application Designer
    La Capsule

Skill set

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