Duwindu Ranasinghe

Duwindu Ranasinghe

Undergraduate Mechanical Engineering · Minor in Computer Science
University of Central Florida

[email protected] · LinkedIn · (904)-566-2050 · Orlando, FL

Professional Resume

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Microcontroller Housing Design

Beyond One Tech

From 2D dimensioned CAD sketches to the final manufactured product.

What

  • Designed and developed a custom housing for a microcontroller.
  • Enabled the device to collect meter input signals.
  • Supported wireless transmission of data to a mobile application.

How

  • Created enclosure layouts using precise CAD dimensions.
  • Ensured proper fitment for internal electronic components.
  • Collaborated with software team through prototype iterations.

Results

  • Delivered a market-ready manufactured enclosure.
  • Achieved 100% reliable data transmission during testing.
CAD sketch Prototype Final product

Baja SAE — Ergonomics & Chassis

UCF Baja SAE

Custom CAD modeling for driver ergonomics and steering systems.

What

  • Designed a lightweight steering wheel for a Baja SAE vehicle.
  • Improved the design through iterative prototyping.
  • Developed geometry suitable for off-road driving conditions.

How

  • Used SolidWorks to develop multiple CAD iterations.
  • Performed FEA simulations to analyze stress distribution.
  • Generated engineering drawings for manufacturing.

Results

  • Optimized design for strength and manufacturability.
  • FEA confirmed acceptable stress levels under loads.
Iteration 1 v1 Iteration 1 v2 Iteration 2 v1 Iteration 2 v2
Final Engineering Drawing
FEA Stress Analysis 1 FEA Stress Analysis 2

Knights Experimental Rocketry (KXR)

Aerostructures

Completed experimental rocket body for IREC competition.

What

  • Fabricated composite rocket bodies for IREC competition.
  • Documented procedures to ensure quality control.

How

  • Used advanced carbon fiber layup and epoxy curing.
  • Drafted Manufacturing Process Specifications (MPS).

Results

  • Ensured procedural repeatability in manufacturing.
  • Maintained competition-ready standards.
Assembly Layup Curing Final Rocket