Programador Full-Stack
Programador de aplicaciones web y desktop.
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Portfolio

Isidro Rosell
Full-Stack Programmer
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I am a full-stack programmer based in Lleida. I develop web and desktop applications at Techtiva Contech since 2023, mainly with C# and SQL, and I co-lead Fractal Game Studios, where we create programming resources and tools for roleplay servers (GTA V, DayZ, Project Zomboid).
My path combines systems and development. I have worked as an IT technician and in remote support, and between 2022 and 2024 I programmed, maintained, and optimized GTA V Roleplay FiveM servers, something I revisit from time to time. I am interested in web design and video game development.
Techtiva Contech · 2023 - Present
Programador de aplicaciones web y desktop.
Fractal Game Studios · 2022 - Present
Es una innovadora empresa de desarrollo de videojuegos, iniciada por entusiastas modders y destacada por su enfoque en la comunidad y la creación de contenido interactivo y herramientas para juegos.
Desarrollo Servidores FiveM · 2022 - 2024
Programación, mantenimiento y optimización de los servidores FiveM (GTAV Roleplay). Desde 2024 solo lo retomo de forma ocasional.
02/2022 - 07/2022
Mantenimiento a empresas, sistema de seguridad y teletrabajo.
2019 - 2020
Montajes de ordenadores y instalación de software.
2022 - 2023
Estudiante de desarrollo de aplicaciones web.
2020 - 2022
Estudiante de desarrollo de aplicaciones multiplataforma.
2018 - 2020
Estudiante de sistemas microinformáticos y redes.

Big School · 10/2026
Introduction to artificial intelligence and its applications.

Web marketplace connected to a Minecraft server. Players list in-game items for sale on the website, the buyer pays with the server's money and picks up the order from a locker inside the game. I built the server plugin and the website.
10/2026 · Java 21 + Paper, Next.js 16 + React 19 + TypeScript, PostgreSQL (Supabase), 336 tests, CI con GitHub Actions
The hard part was making the website and the server share money and inventories without duplicating anything, even if something failed halfway:
I also built the seller and admin panels, a roleplay mode (employees, ranks, a company computer, delivery riders with commission and tips) and the design, with light and dark modes.

JavaScript service that connects Trello to Discord. It detects changes in boards, lists and cards and posts them to Discord channels, so the team can follow the work without opening Trello.
12/2023 - 04/2024 · JavaScript, Trello API, Discord webhooks
I built it so that Trello changes would reach Discord on their own, with enough context not to have to open the board:

Mobile app built with Ionic and Angular that queries the public Animal Crossing API and shows its data with an interface that mimics the game's NookPhone.
01/2023 - 02/2023 · Ionic 6, Angular 14, TypeScript, SCSS
I made it to look up the game's data from a phone, with an interface like the phone that appears in the game: