Hugo Folloni

hey,|

I like to build things.Software Engineer and Computer Sciencist. Passionate about technology since my childhood, made my hobby my job. I'm always trying to learn something new.

~ about-me

I'm a brazilian software engineer with over 3 years of experience building robust applications. Based in Rio de Janeiro, I'm driven by curiosity and a passion for solving complex problems through technology.I hold a Computer Science degree from the Universidade Federal do Rio de Janeiro (UFRJ). Currently, I am a Software Engineer at BigDataCorp, where I lead the development of user-facing billing and financial systems. My background is rooted in scientific research with COPPETEC and UFRJ, where I solved complex challenges in data management and educational technology.My technical skills include:

JavaScriptTypeScriptReact.jsNext.jsPythonC#.NETPostgreSQLMongoDBDocker

Beyond coding, I am a native Portuguese speaker, fluent in English, and currently learning Italian. In my free time, I enjoy playing the guitar and gaming (Valorant, Chess, and League of Legends).

~ experience

BigDataCorp

COPPETEC

Machine Teaching

Jr. Software Engineer @ BigDataCorpJAN 2026 - NOW

Stepping into a full-time role, I am now responsible for the user-facing Billing infrastructure, managing the complex data flows of contracts, invoices, and reports that drive our Sales and Finance operations.This transition has shifted my focus toward strategic technical discovery, where I collaborate directly with internal leaders to transform high-level business needs into detailed architectural logic and proactive project scoping.

~ studies

Universidade Federal do Rio de Janeiro

Computer Science @ Universidade Federal do Rio de JaneiroFEB 2021 - NOV 2025

I gained strong foundations in algorithms, data structures, and system design. Through coursework and projects, I have developed practical experience in software development and complex problem-solving.My studies culminated in the development of a capstone thesis on a synchronous assessment module for educational platforms, showcasing my ability to lead a project from conception to completion.

~ projects

yze-bio

a "create your card" system, where the user can create profiles to display infos about themselves, linking social medias and showing their favorite song and GIF. The design is fully customizable, allow the creator to change colors, fonts and positions of items on screen.

JavaScript

React

.NET

PostgreSQL

JavaScript

React

.NET

PostgreSQL

spotify-multiverse

a full-stack application that helps users discover new songs based on a playlist they already love. Through mathematical analysis, the project extracts the essential elements of the user's favorite songs, enabling the search for other tracks that will also be appealing.

JavaScript

React

PostgreSQL

Python

Flask

NumPy

Sklearn

JavaScript

React

PostgreSQL

Python

Flask

NumPy

Sklearn

wiki-analysis

a final project for Algorithmic Linear Algebra. It aims to categorize Wikipedia articles based on their URL and similar articles using linear algebra comparisons. The project utilizes cosine similarity between article vectors to determine categories and improves efficiency by learning from requests.

TypeScript

React

NodeTS

Python

PostgreSQL

BeautifulSoup

NumPy

Express

TypeScript

React

NodeTS

Python

PostgreSQL

BeautifulSoup

NumPy

Express

wedding-gifts

a comprehensive web application with an API designed to streamline wedding gift management. Couples can easily add gifts to the list and track who has chosen to purchase each item. Guests have access to an organized list of gifts, allowing them to choose, purchase, and pay via an automatically generated PIX code.

JavaScript

React

PostgreSQL

NodeJS

Express

JavaScript

React

PostgreSQL

NodeJS

Express

tagnalyzer

react-stars-particles

word.zzz

anigme

stockglass

heyo-discord-bot

~ freelancer

Instituto de Proteção ao Jogador

UFRJ — LARHCO

Bracell — Floresta Sempre Viva

~ contact

contact me!Let's create something together.

Reach me!