Hey 👋 I'm
Renato Freitas
I'm a Software Engineer with experience building Embedded Systems |
About Me
I'm a Software Engineer from São Paulo, Brazil. I have a bachelor's degree in Electrical and Computer Engineeing from the University of São Paulo.
Most of my professional experience consists of developing and maintaining software for a variety of embedded systems. Skilled mainly in C and C++ programming, with a strong understanding of microcontroller architectures, peripheral interfaces and communication protocols. I also have experience developing web applications in JavaScript, having worked on IoT projects that involved developing web apps for data visualization and control, as well as backend infrastructure for data storage and processing, using React, Node.js, MySQL, InfluxDB and AWS.
Strong problem-solving skills and ability to work well in a team environment. Excited to continue growing and building cool projects.
Projects
Vibration Analyzer v2
Human body vibration analyzer used for work safety measurements. Developed for a client.

Rock Breakage Test Desktop Software
Desktop application to configure, calibrate and run a mining rock breakage test machine.
Remote Mining Monitoring System
Bluetooth Mesh sensor network for remote monitoring of mining conveyor belts via web dashboard interface.
Air Sampling Pump
Air sampling pump to measure exposure to harmful dust, particulates and gases used for work safety.

Air Flow Sensor Desktop Dashboard
Desktop application to configure, calibrate and test air flow sensor via USB.
Vibration Analyzer v1
Human body vibration analyzer used for work safety measurements. Developed for a client.

Office Comfort Sensor Network
Smart sensor network designed to measure people's individual comfort level in office environments.
Experience
São Paulo, Brazil
Responsible for designing and implementing system architecture for embedded devices, as well as leading a small team of embedded software engineers. Improved development productivity by implementing CI pipelines and automated testing workflows.
2025 — nowNew York, NY
Maintained the RL device farm in New York used for automated CI tests running on AR/VR device prototypes under development. Developed device health tests, created dashboards to visualize metrics about device state, and onboarded new generation prototype devices into the lab infrastructure.
2024 - 2025São Paulo, Brazil
Developed robust embedded software for a variety of projects for clients in the medical, human safety, mining, and infrastructure industries. Worked alongside Hardware Engineers to develop and test new products from concept to production.
2019 — 2023São Paulo, Brazil
Developed embedded software for autonomous robots to compete in various competitions, including Robogames (CA, USA) and Robocore Experience (Brazil). Software and Firmware Team Leader during 2019, responsible for new member recruiting and maintainer of the team's internal servers.
2017 — 2020São Paulo, Brazil
Bachelor of Science in Electrical and Computer Engineering, with a focus on Embedded Systems, IoT, and Robotics.
2016 — 2021Get In Touch
I might be available for new opportunities and to help you with your project. Feel free to contact me if you have any questions or just want to say hi!