Freelancer profile translated to English.
Back to original languageAbout Gaël
🦸♂️ Mobile & Full-Stack Developer
React Native · Expo · React · Next.js · Node.js
🚀 5+ years of experience in startups and on various projects
⚡ Quick adaptation, autonomous, used to dynamic environments
📱 iOS & Android mobile development, as well as Web & SaaS applications
🏗 Complete MVPs & long-term maintenance
What I do for you
📲 Mobile Applications (React Native / Expo)
→ iOS & Android, clean architecture, best practices, store publication, etc.
⚙️ Complete Back-end
→ Node.js, PostgreSQL, REST API, etc.
🖥Web Front-end
→ React, Next.js, TailwindCSS, dashboards, back-office, custom interfaces, etc.
🚀Turnkey MVPs
→ Scoping → design → development → deployment
Ideal for startups, SaaS, early-stage projects.
🔧Maintenance & improvement of an existing app
→ Debugging, optimizations, improvements, etc.
💰Monetization & payments
→ Stripe, RevenueCat, subscriptions, in-app purchases.
My expertise
A full-stack developer accustomed to startup environments, I design, develop, and evolve mobile and web applications.
My approach focuses on:
- a clear and detailed plan
- good communication and regular feedback
- fast and iterative delivery
Technical Stack (not exhaustive)
Mobile:React Native, Expo (EAS), iOS/Android, OTA updates, etc.
Web:React.js, Next.js, TailwindCSS, etc.
Backend:Node.js, PostgreSQL, REST, etc.
Tools & DevOps:GitHub, CI/CD, Vercel, monitoring, etc.
Example of collaboration with me
📞 Discovery call (goals, scope, constraints)
📝 Quoted proposal and clear work plan
🔧 Development with regular deliveries (weekly) and quick feedback
🚀 Mobile & web deployment (stores, Vercel, backend)
🛠️ Follow-up & maintenance: fixes, evolutions, optimization, continuous support
Want to collaborate?
📩 I respond in less than 24 hours. 🤝
English
Native or bilingual
French
Native or bilingual
Remote only
Primarily works remotely
Experience
- CococartFull-stack Software EngineerE-COMMERCEDecember 2021 - Today (4 years and 6 months)Our mission is to transform independent businesses to allow them to accept online orders. Cococart allows small businesses to manage their own sales without resorting to apps or marketplaces that charge unsustainable fees and commissions.
- KomboFull-Stack DeveloperTRANSPORTATIONApril 2020 - November 2021 (1 year and 7 months)Paris, FranceKombo is a website for comparing and booking train, bus, and plane tickets for journeys in France and Europe.The platform is designed to facilitate ticket searching while offering combinations between different companies and modes of transport to connect cities that do not have direct routes.- Implementation and Maintenance of SNCF services on the Kombo platform- Implementation of new platform features- Research, Design, and Implementation of new architectures- Technical Customer Support
- OpenClassroomsMentor for Python and Web Development coursesEDUCATION AND E-LEARNINGJuly 2018 - October 2021 (3 years and 4 months)Paris, FranceOver 70 students from all backgrounds (young people and professionals) learning web development, Python, and software engineering.As a mentor, I support students in their journey by advising and guiding them throughout their learning process. This support includes:- regular feedback on work done- answers to weekly questions- help with weekly blocking points- explanation of concepts not understood
Reviews
Aurélie
Founder - DIGISPOUDDY
Reviewed on 2/5/2026
Great support! Gaël helped me unlock in-app purchases and finally launch my app. He is very responsive, professional, pedagogical and efficient. It was great working with him on this project
R
Raphael
Katan
Reviewed on 10/14/2025
Excellent work, I recommend
Recommendations
FU
FU
+3
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Education
- Master - Information Technology ExpertEpitechCentrée sur la pratique et organisée autour de projets à réaliser tout au long du cycle, Epitech est une école qui a pour but de rendre les étudiants opérationnels aussi vite que possible ainsi que les rendre experts dans leur domaine. Apprenant à apprendre, Epitech prépare les étudiants à être polyvalent et leur fait découvrir les différents secteurs liés au développement via des projets variés à réaliser tout au long de la scolarité. ► Programmation systèmes Linux (Bash, C, C++) ► Jeux vidéo (C++) ► Web (NodeJS, C#, HTML, CSS, Javascript, etc.) ► Mobile (Android, Flutter) ► Réseau (Administration système)
- Bachelor of Information Technology in Software EngineeringUniversiti Kuala Lumpur - Malaysian Institute of Information Technology2020Année d'étude à l'étranger, en partenariat avec Epitech.