Welcome to my Portfolio

I'm Gianfranco Durand, Software Engineer.

I focus on transforming ideas into powerful digital solutions. Whether it's building a seamless user experience or developing complex backend systems, take a look at my work to see how I bring concepts to life through innovative software development.

About Me

I'm a software engineer specialized in transforming ideas into practical digital solutions. I'm passionate about solving complex problems through technology, creating useful products, and delivering real value. I adapt well to challenges, learn constantly, and always aim to deliver functional and impactful work.

Skills & Expertise

The skills, tools and technologies I master

TypeScript

React

Flutter

NestJS

Spring Boot

.NET

Docker

MongoDB

Azure

Experience

Mobile & Backend Developer

Freelance

October 2025 - December 2025

Development of mobile app in Flutter with Clean Architecture and Riverpod, offline-first approach using Drift (SQLite).
JWT authentication with Secure Storage, protected navigation with GoRouter, and connectivity-based synchronization (Dio).
Backend in .NET 8 Web API with DDD and CQRS, EF Core + MySQL.
Implementation of WebSockets for real-time order updates.
Integration with Cloudinary for image management.

Backend Developer

Maxillaris

March 2025 - April 2025

Developed RESTful APIs using NestJS and TypeORM for internal business tools.
Maintained and improved database models and queries in PostgreSQL.
Collaborated with the frontend team to integrate APIs with the company dashboard.

Projects

Interactive web platform that allows users to explore and review travel offers. It includes authentication, profile management, media uploads, and email notifications.

GitHub

Demo

Swagger

NomadNation

Link shortener app with custom shortcodes. It lets you update the destination while keeping a full change history.

GitHub Frontend

GitHub Backend