Mechatronics Engineer

I enjoy making things...

Otherwise, you can find me riding my gravel bike, reading, swimming, or catching up on my movie list.

CADFusion 360Autodesk InventorR-001, R-002, R-003, R-004, PB-002, PB-003, M-001Altium DesignerR-002
Fabrication3D printing (FDM)R-001, R-002, R-003, R-004, PB-002, PB-0033D printing (SLA)R-002MillingR-004LatheR-003, R-004Laser cuttingM-001
ElectronicsArduinoPB-002ESP32M-002Circuit designPB-002PCB designR-002Sensor integrationR-003, M-002
Analysis & testingDC motor controlR-003FEAInstron testing
CodingPythonR-001, R-002, R-003, R-004, R-005, PB-004, PB-005, PB-006MATLABC++G-codeR-001, R-004
Machine learningTensorFlowPyTorchR-005Machine visionR-001, R-005Data augmentationR-005
Design methodsMotion system designRobotic designR-004Parametric modelingR-004GD&TMechanism designR-002DFM / DFAM-001UI/UXPB-001, PB-004, PB-005
OtherMQTTM-002
Scanning Microscope for Self-Driving Labs (WIP)R-001

Designed, built and characterized a scanning microscope to feed a custom U-Net cell segmentation model.

2026 · Autodesk Inventor · 3D printing (FDM) · G-code · Python · Machine vision

Hot-Swappable Robotic End Effectors for Self-Driving Labs (WIP)R-002

Surveyed research to unify multiple frameworks, creating a suite of swappable end effectors including a gripper and a set of pipettes.

2026 · Autodesk Inventor · Altium Designer · PCB design · 3D printing (FDM) · 3D printing (SLA) · Python · Mechanism design

Modular Centrifuge for Self-Driving Labs (WIP)R-003

Created a modular swinging bucket centrifuge capable of sustaining accelerations up to 1000 g.

2025 · Autodesk Inventor · DC motor control · Sensor integration · 3D printing (FDM) · Lathe · Python

Robotic Gantry for Self-Driving Labs (WIP)R-004

5 DOF gantry robot with a work envelope of 400 mm x 600 mm x 300 mm to act as the body of an SDL.

2025 · Autodesk Inventor · Parametric modeling · 3D printing (FDM) · Milling · Lathe · Python · G-code · Robotic design

A U-Net model able to classify cells with 95% pixel accuracy.

2025 · Python · PyTorch · Machine vision · Data augmentation

Nicholasgrzelak.caPB-001

This website that you are looking at. Built on the Astro framework using Agentic AI.

2026 · UI/UX

Have friends that take long turns in the hit board game Catan? Show them how long they are taking and get cool stats including dice rolls and player wins.

2026 · Autodesk Inventor · 3D printing (FDM) · Circuit design · Arduino

Coin Organizer (CAD$)PB-003

Too many coins lying around? Put them in a coin organizer to make grabbing change easy.

2024 · Autodesk Inventor · 3D printing (FDM)

Customer relationship management platform for hearing aid clinics to generate leads and schedule appointments.

2023 · Python · UI/UX

Unified tracking platform for equities.

2022 · Python · UI/UX

Text AnalyzerPB-006

Intro to Python project to scrape word counts in text messages.

2019 · Python

A 4-player board game that turns poker into a game of dice.

2026 · Autodesk Inventor · Laser cutting · DFM / DFA

A smart bassinet to combat Sudden Infant Death Syndrome (SIDS)

2024 · ESP32 · Sensor integration · MQTT

— approvals to date