PK

Work experience

Software Engineer · Constellation Oil ServicesJan 2025 – Present · 1 yr 11 mos

Implemented a captcha-handling API with challenge detection and solver orchestration, enabling automation of a high-friction internal process and improving system efficiency and scalability. Led backend migration from FastAPI to Spring Boot 4 and frontend migration from Angular 13 to Angular 21, including infrastructure modernization using Terraform and CI/CD pipelines with GitHub Actions. Designed reusable atomic UI components with Tailwind CSS, increasing standardization, maintainability, and Developer Experience (DX). Automated document analysis and information extraction by architecting and implementing an AI agent workflow system based on a RAG architecture, enabling accurate summaries and contextual answers via chatbot using a vector database.

Infrastructure Intern · Constellation Oil ServicesJan 2024 – Jan 2025 · 1 yr 1 mo

Saved BRL 248K per year in licensing costs by developing an internal Next.js application to display security certificates, replacing the LG SuperSign solution and consuming files from the company's internal server infrastructure. Ensured efficient technical support for global operations by supporting international clients across the United States, India, the Netherlands, South Korea, Ireland, Panama, Bahrain, ensuring operational continuity and effective technical communication in multicultural environments.

Education

Bachelor's Degree in Computer Science · Universidade Veiga de Almeida2022 – 2025

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