Alpha Liquidity is a startup focused on financial market strategies and analysis. My role in this project involves contributing to the development of data collection systems, processing pipelines, and strategy automation.Tech Stack:Python, Threading, Asyncio, RabbitMQ, SQLAlchemy, MSSQL, React.js + TypeScript- Developed a system for collecting stock and stock option data from multiple providers, using Python,FastAPI, RabbitMQ, and queueing systems with throttling controls to avoid exceeding third-party APIlimits. (Followed the briefing while also proposing improvement suggestions). System is designed toprocess several million messages per day.- Built a simple front-end interface using React.js.

Luz is the largest company in Latin America specializing in selling products based on the Microsoft Office suite. It operates across the Americas (Latin, Central, and North) and Europe. Today, its focus is on becoming a hub for small and medium-sized businesses in Brazil, aiming to assist and accelerate their growth by offering AI-based solutions and management tools (business, financial, and more).My role at the company is to lead the technological aspects, proposing and implementing solutions to increase operational efficiency across all areas of the company. I maintain the entire tech stack, ensuring its stability, and adding new features to our systems.Tech Stack:Ruby on Rails, Laravel, VBA, Heroku, Cloudways, HubSpot, Mixpanel, Zapier, GCP, Cloudflare• Sole developer in the company, responsible for all technological aspects across various departments.• Maintained the back and front end of the Prime platform (Laravel).• Built integrations with several external systems (Mixpanel, HubSpot, Zapier) to provide critical data forbetter decision-making within the company.• Maintained and implemented new features in the system that licenses the company's products (Rubyon Rails).• Developed, debugged, and enhanced Excel-based products (VBA).• Created various scripts to automate tasks (e.g., Google Apps Scripts for Google services, Node.js +Puppeteer for human-like tasks, and Zapier.).

Jurkz is a project focused on creating higher-quality real estate contracts more efficiently for property transactions in Brazil. I joined the project while it was already in progress and took responsibility for completing the platform's development.Tech Stack:Node.js, TypeScript, React.js, Redux, Formidable, Multer, Python, FastAPI• Resolved all initial project issues, including completing the integration of Redux into the application.• Developed a Python API to transform JSON files into DOCX (Word) and DOCX files into PDF format.• Integrated DocuSign to enable electronic signatures for the generated contracts.• Added multiple features to the project, adhering to the original briefing.• Designed and launched a simple landing page for the project.

I developed solutions that exponentially increased the volume and availability of crucial data for the company's operations. I actively participated in the development of the internal system (full-stack) and later led a team of six people.Tech Stack:• Back-end: Docker, Python, MySQL• Front-end: Node.js, React, Tailwind• Automation: VBA (process automation in Excel and PowerPoint)• Data handling: Google Apps Script (file and folder organization, data processing, and cross-referencing)• Design and video editing: Photoshop and DaVinci Resolve (creation of posts for Instagram and LinkedIn)

Development, updates, and troubleshooting of the company's portfolio spreadsheets (with and without VBA).

Freelancer specializing in the development and debugging of code written in VBA (Excel, Word, PowerPoint) or Apps Script, primarily through freelancing platforms.

Seven-month contract, with four months in Western Europe (Spain, France, Italy, and Malta) and three months in South America (Brazil, Uruguay, and Argentina), serving as a Housekeeping Steward.