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Hi, I'm Elfrick! Software & robotics engineer building open source

UW–Madison CS + Aerospace · FTC World Top-50 · Open-source innovation

Core Technologies:

Java
Python
C++
TypeScript
React
Next.js
CAD/CAM
Onshape
Unity
PyTorch
OpenCV
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Engineering Excellence

Featured Projects

Techno Maniacs FTC Robotics
Completed
2018–2024 (competitive seasons)Featured Project

Techno Maniacs FTC Robotics

FTC robotics team achieving #1 in New England, #26 in US, and 49th globally with innovative modular robot design.

2024 New England Champions2024 Husky Robotics Invitational Winners3 Innovate Awards in 202420+ STEAM events hosted400+ local youth impacted
JavaObject Oriented ProgrammingCAD/CAM3D PrintingPrecision EngineeringControl SystemsOutreachTeam LeadershipProject Management
View DetailsCodeCAD
Open Source Intake
Completed
Dec 2024 – May 2025Featured Project

Open Source Intake

Modular intake system for FTC 'Into the Deep'; adopted by 100+ teams (3+ at 2025 Worlds).

Adopted by 100+ teams worldwide3+ teams using it at 2025 World Championship50+ downloads of CAD filesFeatured in FTC community forums
OnshapeFusion 3603D PrintingCNC MachiningManufacturingObject Oriented ProgrammingSensor FusionKalman Filter
View DetailsCodeCAD
Linear Odo
Completed
June 2023 – Apr 2024Featured Project

Linear Odo

Linear-rail odometry system achieving ~10× drift reduction (≈10" → `<1"`) for precise autonomous navigation.

~10× drift reduction (≈10" → `<1"`)Adopted by 15+ competitive teamsPublished in FTC technical resources
CAD/CAMOnshapeCNC MachiningPrecision EngineeringJavaControl Systems
View DetailsCodeCAD
Open-Source Swerve Drive
In Development
2021–present (iterative)Featured Project

Open-Source Swerve Drive

A fully 3D-printed, low-cost swerve drive system currently in early development and testing phases.

Early development phaseExperimental design approachCommunity feedback integration
ArduinoC++BLDC3D PrintingCADKinematics
View DetailsCAD
View All Projects

Explore the complete portfolio of open-source robotics projects

Leadership & Innovation

Experience & Impact

FTC Team Captain

Techno Maniacs · Acton, MA

Sept 2018 – PresentActon, MA
Led competitive robotics team to global success while mentoring students and engaging with the community.
  • Top-50 globally (7,000+ teams), #1 New England
  • Earned 25+ awards including Think, Design, and Connect Awards
  • Mentored 20+ students in Computer Programming, Computer Aided Design (CAD), and Engineering Principles
  • Reached 5,000+ youth through outreach and community engagement
JavaAndroid StudioCADOnshape3D PrintingOpenCV

Director of Encoder Development

Princeton Apex Labs · Princeton, NJ

Aug 2024 – PresentPrinceton, NJ
Leading research and development for high-precision encoder systems used in FTC robotics odometry.
  • Leading R&D for high-precision encoder systems for FTC odometry
  • Designed manufacturable systems with comprehensive documentation
  • Collaborating with manufacturing team for production feasibility
CAD/CAMFusion 360ManufacturingPCB Design

Impact by Numbers

25+
Awards
Competition honors
20+
Students
Mentored directly
Top-50
Global Rank
Out of 7,000+ teams
5,000+
Youth Reached
Through outreach

Leadership Philosophy

Building technical excellence through mentorship and open collaboration. Every innovation should elevate the entire community, creating lasting impact beyond individual achievements.

Mentorship-First: Developing next generation of technical leaders
Open Innovation: Sharing knowledge to accelerate collective progress
Systems Thinking: Building sustainable, scalable solutions
Full Experience

Skills & Technologies

Technical Expertise

Languages

Programming languages and core development skills

Java6 years
Python4 years
C++1 year
TypeScript2 years
JavaScript3 years

Frameworks & Tools

Development frameworks and software platforms

Next.js2 years
React2 years
Android Studio5 years
Unity2 years
Git6 years

CAD & Manufacturing

Mechanical design and fabrication expertise

Onshape5 years
Fusion 3603 years
3D Printing6 years
CNC Machining3 years
CAD/CAM4 years

AI & Computer Vision

Machine learning and computer vision technologies

PyTorch1 year
TensorFlow4 years
OpenCV3 years
Computer Vision3 years
Machine Learning1 year

Additional Competencies

Control Systems
Autonomous Navigation
Sensor Fusion
Real-time Systems
Technical Writing
Team Leadership
Mentorship
Project Management
PCB Design
Precision Engineering
Manufacturing Processes
Quality Assurance
Documentation
Open Source Development
Community Building
Public Speaking

Continuously expanding expertise through hands-on projects, research, and collaboration with the global robotics and open-source communities.

Get In Touch

I'm always interested in new opportunities and interesting projects. Whether you want to work together or just say hi, feel free to reach out!

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