I'm seeking an experienced product designer to create a working prototype of a unique electronic paintbrush. The project is currently at the preliminary sketches/design stage. Key Requirements: - 3D Modeling: Create detailed and accurate 3D models of the design. - Mechanical Engineering: Ensure the functionality and durability of the mechanism. - Material Selection: Advise and select appropriate composite materials for the product. Ideal Skills and Experience: - Strong background in product design and development. - Proficiency in 3D modeling software (e.g., SolidWorks, AutoCAD). - Experience in mechanical engineering principles and applications. - Knowledgeable in composite materials and their properties. Please provide a portfolio showcasing relevant projects and experience. Looking forward to your bids!