Yeonjin Kim

Mechanical Engineering

I am a fourth-year Mechanical Engineering student at Case Western Reserve University with a background in medical device development. I specialize in CAD, prototyping, and testing, with a strong interest in mechatronics.

Portrait of Yeonjin Kim

Projects

Jul 2025 - Present

Squeeze Handle

Design a squeeze handle that children with neurological impairments can interact with to therapeutically engage their upper extremities and drive a ride-on car forward.

Skills: Fusion 360, 3D Printing, Usability Testing, Human Factors

Aug 2025 - Dec 2025

4 Valve Motorcycle Engine

Develop a complete engineering design package for a 4-valve motorcycle engine that meets customer, derived, technical, and US regulatory requirements at a competitive price.

Skills: SolidWorks, FEA Analysis, Ansys Granta, Manufacturing Method

Jun 2024 - May 2025

Suture Grasper

Connect a bendable instrument to its handle while packaging a motor and bearing inside a compact, ergonomic assembly.

Skills: Fusion 360, Arduino, Design for Manufacturability and Assembly (DFMA), CAPA

Sep 2024 - May 2025

Pediatric Trocar & Grasper

Adapt laparoscopic instrument length and handling for pediatric procedures instead of relying on adult-scale geometry.

Skills: Prototyping, Technical Writing, Patent Research

Aug 2024 - Dec 2024

Backboard aid

Help one lifeguard control a backboard while assisting a person out of a pool when a second rescuer is not immediately available.

Skills: SolidWorks, SolidWorks Visualize, Engineering drawings, Machining

Aug 2023 - Dec 2023

Adaptive card holder

Make cards faster to view and reposition for a player who cannot hold and fan a conventional hand of cards.

Skills: Prototyping, Drill press, Vertical bandsaw, Technical writing

Experience

January–July 2026

Mechanical Engineering Co-op

Johnson & Johnson MedTech · Palm Beach Gardens, Florida

Investigated limb surgical applications to scope power-tool development, analyzed feature accuracy with Python, MATLAB, and Minitab, and designed a DMAIC-based saw-performance test for product release.

May–December 2025

Mechanical Research Intern

Metro Health Rehabilitation Institute · Cleveland, Ohio

Designed more than ten ergonomic 3D-printed handle models in Fusion 360, streamlined control-board integration to reduce test setup by 30%, and collaborated with a cross-functional team on an upper-limb therapeutic device.

October 2021–January 2022

Biomedical Engineering Intern

Denver Health Hospital · Denver, Colorado

Maintained more than 50 ventilators and pulse oximeters, supported medical-device safety compliance, and created a recalibration plan that reduced overdue maintenance tasks by 20%.

Education

Expected May 2027 · Cleveland, Ohio

Case Western Reserve University

B.S. Mechanical Engineering · Minors in Biomedical Engineering and Business Management

Cumulative GPA 3.9/4.0

Credentials

Issued December 2024

SolidWorks CAD Design Associate

Dassault Systèmes academic certification earned at Case Western Reserve University.

View certificate PDF

Awards

Gold Presidential Volunteer Service Award · Society of Women Engineers Certificate of Merit

Interested in working together?

I’m available to discuss mechanical engineering and medtech opportunities.