
Marks M
Turning Ideas into Production Ready Mold Designs
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Freelancer.com
Trabajador autónomo • 3 yrs 5 mos
Senior Mold Design and Product Development Engineer
Dec 2024 - Present • 1 yr 5 mos
Currently leading mold design, product development, and CAD engineering projects for clients across manufacturing, prototyping, consumer products, and custom production industries. Responsible for creating professional injection molds, plastic molds, silicone molds, resin molds, casting molds, and production-ready 3D CAD models using SolidWorks and Fusion 360. Work closely with entrepreneurs, product developers, manufacturers, and small businesses to transform concepts into practical and manufacturable solutions. Key responsibilities include mold design, CAD modeling, product development, prototype creation, technical documentation, design validation, manufacturing preparation, and 3D printing support. Develop detailed CAD assemblies, optimize products for production processes, create STL and STEP files, and prepare complete design packages for fabrication and manufacturing workflows. Successfully manage projects involving consumer goods, packaging products, mechanical components, industrial equipment, casting applications, custom tooling, jewelry molds, soap molds, candle molds, chocolate molds, and specialized production solutions. Focus on design accuracy, efficient communication, manufacturability, and organized project delivery. Achievements: • Delivered hundreds of CAD and mold design solutions. • Developed production-ready designs for various industries. • Improved manufacturing efficiency through optimized designs. • Supported product launches from concept to production. • Built long term relationships with international clients. • Maintained consistent quality across complex engineering projects. • Provided reliable design support for prototyping and manufacturing requirements.
Product Design and Mold Development Specialist
Dec 2023 - Dec 2025 • 2 yrs
Specialized in product design, mold development, and rapid prototyping for manufacturing projects. Worked with startups, small businesses, and product developers to create production-focused designs for plastic parts, silicone molds, resin molds, and casting applications. Developed complete CAD assemblies, technical drawings, and prototype-ready models while ensuring functionality and ease of manufacturing. Responsible for creating detailed 3D CAD models, preparing manufacturing documentation, conducting design reviews, and supporting product development from concept through prototype stages. Assisted clients with design improvements, mold optimization, and file preparation for CNC machining and 3D printing applications. Achievements: • Completed a wide range of custom mold and product design projects. • Improved product manufacturability through design optimization. • Delivered accurate CAD models for prototyping and production. • Supported successful launch of multiple product concepts. • Maintained high standards for design quality and documentation.
CAD Design Engineer
Self Employed • Freelance
Dec 2021 - Dec 2023 • 2 yrs
Worked as a CAD Design Engineer specializing in mold design, product development, and manufacturing support. Created detailed 3D CAD models and technical drawings for plastic components, consumer products, and custom tooling projects. Collaborated with production teams to develop efficient mold concepts while ensuring manufacturability and dimensional accuracy. Produced production-ready files using industry-standard CAD software and assisted clients in transforming sketches and concepts into functional products. Key responsibilities included creating 3D models, preparing STL and STEP files, generating technical documentation, reviewing design feasibility, and supporting prototype development. Participated in product improvement projects, optimized part geometry for manufacturing processes, and worked closely with clients to understand project requirements. Achievements: • Designed numerous custom molds and production components. • Reduced design revision cycles through accurate CAD modeling. • Supported successful prototype to production transitions. • Improved design workflows and file organization standards. • Delivered technical solutions for consumer and industrial applications.