Alejo Restrepo


Welcome to my personal website. I'm in my second semester of Electrical Engineering Bachelor at ETH Zürich.

Here you can find links to my projects, blog and my contact.

Recent Projects

6DOF Robot Arm

6DOF Stepper Robot Arm

May 10, 2025

Advanced open-loop control system with six degrees of freedom using stepper motors. This project is an advanced robotic arm with six degrees of freedom using stepper motors for precise control and positioning. The design prioritizes accuracy, strength, and programmability over speed, making it ideal for tasks that require exact positioning.

View Project
Matura Thesis

Matura Thesis on Robotics

January 8, 2024

This paper exhibits the design and construction of a six-degrees-of-freedom robot arm using consumer electronics and affordable materials in order to emulate the positioning capabilities of an industrial robot arm...

Learn More about the Matura Thesis on Robotics

Recent Posts

3D Printing Farm

Budget 3D printing Farm thread

April 05, 2025

Buying cheap Ender 3's off of marketplace websites has become a fun yet time consuming hobby of mine, as with every new printer I sink hours repairing, i slowly realize the hobby was never printing, but the printers themselves.

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Robotics Blog

Robotics blog

June 6, 2025

Documenting self-learning robotics

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About Me

Alejo Restrepo

I'm an Electrical Engineering student at ETH Zürich with a passion for robotics, microcontrollers, hardware and software design.

If I'm not studying, I'm probably working on my next robotic arm or doing sports. The things I enjoy the most are starting new hardware projects, coding websites and apps, playing football, guitar, hiking and travelling (when I can... [ETH]). One day I wish to work alongside talented people on groundbreaking robotic advancements, and have lots of time and freedom to keep working on my own silly side-projects.

Talking about my projects, you can read about them under the ~/projects subsection. I also plan to add any files that I found interesting and useful for my studies at ETH under the ~/other section



You can reach me at arestrepo@ethz.ch