Hervé Andriamaharo RAKOTONANDRASANA
Senior Flutter Developer
Salary / Daily rate
Antananarivo, Madagascar
Freelance, open to permanent contract
Remote only
Skills
Languages
About me
Intro
Full-stack developer with 5+ years specializing in Flutter/FlutterFlow, .NET, and React/Node.js development. Successfully delivered mobile apps, 2D games, and enterprise web solutions across health, fintech and fleet management sectors. Expert in full-stack development from API design to mobile deployment with Firebase and cloud integration.
Work experience
Full-Stack Developer (Flutter & NestJS/ReactJS )
RID Technology
Sep 2025 - Present
1 year 2 months
Remote
• Digital4Win: Corrective and evolutionary maintenance, performance optimization, and continuous improvement of user experience, using Flutter, GraphQL API, WebSocket, NestJS, and PostgreSQL. • BadgeuseD4Win: Corrective and evolutionary maintenance of a time tracking and workforce management application, using Flutter, GraphQL API, WebSocket, and PostgreSQL.
FlutterFlow Developer
MaDigiCom
May 2024 - Jul 2025
1 year 3 months
Fianarantsoa, Madagascar
Real Estate & Sport Tech: Collaboration with PAOMA STUDIO to provide corrective and evolutionary maintenance for the HappyLoc (property management) and Click&Golf (sports tracking) applications, using FlutterFlow and Firebase.
Flutter Developer
Upwork
May 2024 - Jan 2025
9 months
Antananarivo, Madagascar
Development of a 2D game featuring a hero defending a castle: • Requirements analysis, planning, data modeling, and estimation of timelines and costs. • End-to-end game development, from design to implementation.
Dotnet Developer
VIVETIC
Jan 2024 - May 2024
5 months
Antananarivo, Madagascar
• HR Systems: Maintenance of a human resources management web application built with .NET WebForms and SQL Server. • Communication APIs: Design and development of a REST API based on Microsoft Graph API for advanced email management.
Full-Stack Developer (.NET | C++ | NodeJS/ReactJS | Flutter)
MaDigiCom
Mar 2020 - Oct 2023
3 years 8 months
Fianarantsoa, Madagascar
• Fintech & Crypto: Designed and developed “Kalypay Mobile,” a digital payment platform integrating both traditional currencies and cryptocurrencies, using Flutter, Firebase, REST APIs, Node.js/React.js, Stripe, and Whitebit APIs. • Trading: Developed “Gravity,” a web application for MT4 account management, using C++, ASP.NET MVC, and SQL Server.
Android native Developer
Livenexx
Aug 2019 - Jan 2020
6 months
Antananarivo, Madagascar
- Development of a web application for corporate financial management, Technologies used: Symfony and MySQL - Design and development of a mobile application for vehicle fleet management, Technologies used: Android Native
Education
Ecole Nationale d'Informatique (ENI) Fianarantsoa
Engineer's degree
2014 - 2019
4 years 5 months