Hi! I'm Dongjoo
Pursuing B.S & B.S.E
I'm an enthusiastic learner with a knack in technology and engineering. This place documents my journey as I explore different branches of engineering, build projects, and learn through hands-on experience.
Projects
Car Sales & Profit Dashboard
Sales & Profit Analysis
Excel Charts
BI Dashboards
Cognos / Looker Studio
Built demo interactive visualizations and dashboards to analyze car sales and profit trends across dealerships. Focused on transforming raw sales data into actionable business insights using Excel and BI tools.
High-Pressure Sprinkler Cap Redesign
3D CAD
Thread Design & Tolerancing
Mechanical Stress Modeling
Fluid Dynamics
Redesigned a high-pressure sprinkler cap to eliminate leaks using fluid-aware CAD and 3D print optimization. Final version withstood outdoor use and full water pressure without sealant.
SyringeGrip+
3D CAD
Structural Analysis
Design for Manufacturability
Redesigned SyringeGrip to accommodate variations in hand size and syringe diameter tolerances. Design was tested and approved by medical clinic
Stack Overflow Tech Trends Dashboard
Excel Charts
BI Dashboards
Cognos / Looker Studio
Data Visualization
Analyzed Stack Overflow survey data to visualize trends in programming languages, databases, and developer demographics. Built dashboards using Excel and Cognos/Looker Studio.
Skills
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3D CAD
- Onshape
- Solidworks
- Fusion 360
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Prototyping
- CNC
- FDM
- Laser Cutting
- KiCad
- SBC
- Breadboarding for circuit testing
- Planswift
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Programming
- Git
- Flask
- Bash
- Plotly
- SQL
- Folium
- Matplotlib
- Pandas