EITHAN TUYILINGIRE - RESUME
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https://etservice.us/resume

Email:    tuyilin2@msu.edu
GitHub:   https://github.com/EithanTuy
LinkedIn: https://www.linkedin.com/in/tuyilingire/
Site:     https://etservice.us

EDUCATION
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Michigan State University  [Class of 2030]
Computational Data Science

Okemos High School  [Graduated 2026]
Coursework: AP Computer Science A, AP Computer Science Principles, AP
Chemistry, AP Literature, Honors Physics

AWARDS AND HONORS
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Winner, Okemos Biomedical Engineering Hackathon
MSBOA Michigan All-State Orchestra, viola  [Grades 11 and 12]
  Placed 12th of 98 applicants.
Division I District and State Solo and Ensemble ratings
Don John Invitational, second in giant slalom  [2025]
National Honor Society

EXPERIENCE
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Rulix  [2026]
Cofounder and CEO, product and engineering
An AI copilot that helps export-control professionals research
classifications, inspect regulatory support, and produce reviewable
documentation.
Built a working product and started its first university pilot.

ET Service  [2024-present]
Freelance web designer and developer
Designed, built, iterated, and deployed websites for local businesses,
translating client feedback into responsive production sites on Netlify.

Goldfish Swim School  [2024-2025]
Swim instructor
Taught swimming and water-safety skills to children, adapting
instruction and feedback to individual ability levels.

Okemos Solar Racing  [2023]
Electrical lead, CAN telemetry and electrical systems
Electrical systems and ESP32-based CAN telemetry for a solar-powered
race car.
Led the electrical team when the car placed first in the 2023 Classic
Division.

SELECTED PROJECTS
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Ghostpin  [2025]
Independent product, design, engineering, distribution, support
A desktop iOS location simulator used by more than 300 developers and
testers working on GPS-based iPhone applications.
Shipped independently and grew to more than 300 users.

Custom DJ deck  [2025-present]
PCB design, electronics, assembly, firmware
A hand-built DJ controller that turned an attempt to save money into a
PCB-design education.
Three versions so far, and about 3x the cost of the deck I was avoiding.

MacroTool  [2025]
Builder
A lead-outreach automation project built to make a repetitive workflow
easier to run.
A public repository and a specific automation problem.

Camera teleprompter  [2025]
Builder
A webcam-mounted teleprompter where the physical setup is as important
as the software.
A public repository for a useful, compact physical tool.

Project Go Kart  [Upcoming]
Co-builder
A planned high-power electric go-kart build. It is still going to
happen; we're raising funds before starting the physical build.
A public build account and an honestly labeled pre-build phase.

Bluetooth headphone DAC  [In review]
Audio-board experiment
An ESP32 and ES8388 audio-board experiment for using wired headphones
wirelessly.
A focused electronics problem with a board-level implementation.

SKILLS
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Hardware: PCB design and revision, CAN bus, ESP32, embedded electronics,
audio hardware
Software: Node.js, JavaScript, responsive web design, Netlify deploys,
desktop tooling, HTTP APIs
Practice: Product definition, technical writing, taking a problem
through to a shipped object

ACTIVITIES
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- Varsity cross country and ski team, track and field
- Orchestra section leader
- Mid-Michigan Youth Symphony
- Blue Lake Fine Arts Camp
- ACTION Okemos

OUTSIDE THAT
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DJing, piano, and running.

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