R&D Engineers Needed for Accurate Handheld Trace-to-DXF Pen — Sensors, Electronics and Mechanical Tracking Ideas

I am developing a handheld product called TracePen. The goal is to let a user physically trace around an object, template, floor pattern, wall, boat surface, fabric pattern, or other shape and automatically create an accurately dimensioned 2D vector/DXF file... (Budget: $15 - $25 USD, Jobs: CAD/CAM, Electronics, Embedded Systems, Firmware Development, Mechanical Engineering, Product Design, Prototyping, Sensor Fusion, Sensor Integration, Solidworks)