Freelancer profile translated to English.

Description

👋 I amMickaël**, CEO of HVNOS, an agency specializing in the development of MVPs, mobile and web applications with **Flutter**. I help start-ups and companies create scalable and high-performing solutions, from **MVPto scale-up.

💼 Technical Expertise:

- **Flutter**: 8+ years of experience on complex projects.

- **Node.js**: 5+ years of experience on complex projects.

-Full Stack**: **Node.js**, **Express.js**, **MongoDBfor robust back-ends.

-MVP**: **Custom**, **scalable**, and **rapidly deployabledesign.

-CTOandtechnical advisorfor **start-ups**.

🔧 Technical Stack:

-Front-end**: **Flutter(iOS, Android, PWA).

- **Back-end**: **Node.js**, **Express.js**, REST APIs.

- **Databases**: **MongoDB**, Firebase, NoSQL.

- **Cloud**: AWS, Firebase Hosting, automated CI/CD.

- Third-party services: Stripe, SendGrid, Twilio.

🚀 Projects Completed:

-Flutter Applicationsfor **iOS**, **Android**, and **web**.

-Node.js Back-endssupporting thousands of requests/day.

-Scalable MVPswith integrated payments.

- Automation viacloud and APIsolutions.

💡 Specializations:

-Mobileandwebapplications with **Flutter**.

- High-performanceback-endswith **Node.js**.

- Architecture of fast and **scalable MVPs**.

- Support forstart-upsfrom A to Z (prototype, production, scale-up).

🎯 Current Focus:

-MVPsready for quick testing and deployment.

- **Flutter cross-platform applications**.

-Secureand **optimized back-ends**.

- Collaboration with ambitious **start-ups**.

Industry field of expertise

Languages

French
Native or bilingual
English
Fluent
Spanish
Basic

Workplace preferences

Can work on-site

Paris (up to 50km), Lille (up to 50km), Marseille (up to 50km), Lyon (up to 50km), Nantes (up to 50km)

Vinymatic
Vinymatic
ENTERTAINMENT AND LEISURE
December 2021 - Today (4 years and 8 months)
Paris, France
Vinymaticis a social network project dedicated to vinyl enthusiasts, integrating social networking features and a music streaming platform. 💿

As a full-stack developer, I created:

**📱 Mobile Application (Flutter)**: Users share their collections, listen to music in vinyl quality, use image recognition to identify vinyls, and access a marketplace to buy and sell vinyls.
💻 **Admin Web Application (Flutter Web)**: A comprehensive management tool for administrators, covering users, content, and transactions.
⚙️ **API (NodeJS)**: Development of a secure API for seamless communication between different applications.
🛠️ **Overall Architecture**: MongoDB, AWS (S3, EC2), Firebase Notification, SendGrid...

My work included the design, development, and optimization of the entire solution.
Gestion de projet Flutter Fullstack Node.js Application Mobile Application web API Amazon Web Services
Iddan
Iddan
HEALTH AND WELLNESS
February 2024 - September 2024 (7 months)
Paris, France
Iddanis a complete appointment booking solution designed to optimize the management of hair salons. 💈

As a full-stack developer, I created:

**📱 Mobile Application (Flutter)**: Appointment booking, salon profile viewing, salon reviews, real-time notifications, and secure payment.
**💻 Back-Office for Professionals (Flutter Web)**: Management of schedules, appointments, client profiles, and a dashboard interface.
**🔐 Administrator Back-Office (Flutter Web)**: Management of salon onboarding and moderation.
**⚙️ API (NodeJS)**: Seamless and secure communication between applications, management of authentication and real-time transactions.
🛠️ **Overall Architecture**: MongoDB, AWS (S3, EC2), Firebase Notification...

My work on Iddan encompassed the design, development, and optimization of the entire solution, ensuring a smooth user experience and simplified management for hair salon professionals.
Invitiz
Invitiz
ENTERTAINMENT AND LEISURE
September 2021 - Today (4 years and 10 months)
Paris, France
Invitizis an innovative platform designed to simplify wedding management, offering powerful and intuitive tools for future newlyweds and event professionals. Automatic website deployment and event management. 💍

As a full-stack developer, I created:

✨ **Showcase Website**: Elegant and detailed presentation of Invitiz's features and services, allowing users to easily discover and sign up.
💻 Web Application (Flutter Web): Intuitive tool to manage all aspects of a wedding, including the guest list, a photo album, the day-of schedule, the wedding menu, and automatic deployment of the couple's website. A professional section allows wedding planners to manage their clients' events.
🔐 **Administrator Application (Flutter Web)**: Comprehensive management of professionals, including onboarding and management of all possible weddings on the platform.
🪄 **Automatic Deployment**: Use of Gitlab CI and NodeJS scripts for automatic deployment of the couple's websites. These sites are fully customizable by the couple through a theming feature implemented via the Flutter web application's cookies.
⚙️ **API (NodeJS)**: Seamless and secure communication between applications, management of authentication and real-time transactions.
🛠️ **Overall Architecture**: MongoDB, AWS (S3, EC2), Firebase Notification...

My work on Invitiz encompassed the design, development, and optimization of the entire solution, ensuring a smooth user experience and simplified management for professionals.