Freelancer profile translated to English.

Description

Looking for new challenges, I am a passionate Full Stack JavaScript developer, both self-taught and graduated, specializing in the creation of modern and high-performance web and mobile applications.

✅ Frontend:

Development of dynamic and responsive interfaces with React and Next.js

Creation of cross-platform mobile applications with React Native

Custom UI/UX design, creation of mockups and personalized graphic charts through mastery of tools such as Figma and Sketch

Responsive integration and optimization of user experience (UX/UI)

✅ Backend:

Development of robust, secure, and scalable APIs with Node.js and NestJS

Database management (MongoDB, PostgreSQL, Firebase)

Implementation of authentication, roles, permissions, and complex business logic

✅ Advanced Skills:

Integration of native modules in React Native for specific functionalities (sensors, camera, system services, etc.)

Integration of third-party APIs and external services

Deployment, maintenance, and performance optimization of applications in production

Industry field of expertise

Languages

French
Native or bilingual
English
Conversational

Workplace preferences

Remote only

Primarily works remotely

Indépendant
Full Stack Developer nodejs / React / React-native / Nestjs
January 2017 - Today (9 years and 7 months)
Réunion
I design and develop complete web and mobile applications, from idea to production. My expertise covers the entire development cycle:

🧠 Analysis & design: writing specifications, defining functional and technical requirements, architecture study, technology choices.

✏️ Design & UI/UX: creation of mockups, prototyping of ergonomic interfaces, optimization of user experience and support on artistic direction.

⚙️ Frontend development: creation of modern and responsive interfaces with React, responsive integration, complex animations and interactions.

📱 Mobile development: design of iOS and Android applications with React Native, integration of advanced features (camera, storage, notifications, machine learning…).

🔌 Backend development: creation of robust, secure, and scalable APIs with Node.js and NestJS, SQL/NoSQL database management, authentication, user management, and deployment.

🔧 Integration & third-party services: implementation of external APIs, payment systems, analytics tools, cloud services, and native integrations (Objective-C / Kotlin).

🧭 Consulting & support: technical recommendations, architecture improvement, performance optimization, and scalability.

My approach is global: transforming an idea into a high-performance, user-friendly, and scalable final product.
Scrum React Native NestJs
Please International Network
Mobile Application Developer
September 2020 - June 2023 (2 years and 9 months)
Réunion
React Native mobile developer, and mobile application designer.
Analysis and writing of specifications
Unit testing
Creation of graphic charts
Agile Scrum method for project management
Use of TypeScript
runware
Lead Full Stack JS Mobile and Web Developer
HEALTH AND WELLNESS
October 2016 - October 2019 (3 years)
Saint-Denis, France
- Definition of client needs
- Writing of specifications
- Definition of technical tools
- Creation of the graphic chart
- Creation of the project from A to Z
- Implementation of testing phases
- Training of clients on the tool
- Project maintenance
Web Development Wordpress Firebase Bootstrap React Native

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Web and Mobile Developer License
CCi REUNION
2016

Gérome H.

Full Stack Developer React, Nodejs, React Native

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