Guilherme Freitas

Summary

Software Engineer with 4+ years of experience designing, scaling, and modernizing SaaS platforms serving more than 100,000 users. Experienced in backend engineering, cloud architecture, platform engineering, DevOps, and AI-powered systems using Ruby on Rails, Java, Spring Boot, PostgreSQL, and Azure.

Proven track record leading infrastructure modernization initiatives, reducing cloud costs by 87%, implementing CI/CD automation, modernizing legacy systems, and delivering scalable solutions with measurable business impact. Experienced in owning the full software development lifecycle, mentoring engineers, and driving technical decisions across cross-functional teams.

Born in Pantanal, I'm currently 23 years old, I completed my bachelor's degree in Computer Science in 2025.

Work

Software Developer at KPMG

04/2025 - Actual • Remote Work

Software Developer at AZ Tecnologia

07/2024 - 02/2025 • Remote Work

Fullstack Developer as Freelancer Guilherme Freitas

07/2022 - Actual • Remote Work

Entry Level Software Developer at Cast Group

04/2023 - 07/2024 • Brasil

Education

Uniderp

Bachelor of Computer Science

01/2021 - 12/2025

Tech

Java , Ruby , Rust , PHP , C++ , TypeScript , JavaScript

Ruby on Rails , Spring Boot , laravel , Vue , Angular , Tailwind

PostgreSQL , Oracle , Sql Server , Hibernate , Prisma , Redis , RabbitMQ , Podman , Docker , Git , Linux