João Pedro Rodrigues dos Santos

Context: At Codex EdTech, a company dedicated to transforming education through innovative technology solutions, I work at the intersection of product strategy, engineering, and innovation, leading market research and product discovery initiatives to define the company’s next product portfolio by evaluating market trends, customer needs, and business opportunities in the education sector. I am also responsible for identifying and implementing cost-reduction strategies across product development and manufacturing processes, improving production efficiency and enabling scalable growth. Technologies: -C++ -Robotics -Automation -Mechanical Design -Product Strategy -Product Discovery -Market Research Activities: -Leading market research and product discovery to define new educational technology products. -Designing educational robotics kits and implementing cost-reduction strategies in manufacturing. -Integrating product strategy, mechanical design, electronics, and software development.

Context: I led product improvement initiatives for existing robotics kits, focusing on enhancing performance and manufacturability. I took ownership of underperforming manufacturing operations, implementing process improvements to increase efficiency and reliability. I applied root cause analysis to identify production bottlenecks and operational inefficiencies, and redesigned manufacturing workflows to improve productivity while reducing manual effort. I also trained and upskilled experienced operators to lead assembly lines, strengthening team capability on the shop floor. Additionally, I managed supplier communication during the transition to injection molding, ensuring product quality and process consistency. Technologies: -Excel -CNC Programming (G-code) -Manufacturing Process Optimization -Injection Molding -Root Cause Analysis Activities: -Monitored manufacturing operations and production workflows -Supported implementation of process improvement initiatives -Coordinated technical communication with suppliers and production teams -Trained assembly operators on manufacturing procedures and workflows

Context: I owned the end-to-end development of a robotic product, from initial concept through to a functional prototype. I collaborated closely with an external industrial design team on 3D modeling and product design, ensuring alignment between engineering and design requirements. I designed PCB systems using KiCad, integrating them with an Arduino-based architecture, and developed embedded software in C++ to enable communication between the physical interface and the robot via Bluetooth. I also contributed to a block-based programming initiative in partnership with Microsoft, enhancing the product’s capabilities and user accessibility. Additionally, I initiated and supported the implementation of an in-house polymer machining process, enabling efficient low-volume production. Technologies: -C++ -Arduino -KiCad (PCB Design) -Bluetooth Communication -Excel -Polymer Materials Engineering -CNC Machining (Polymers) Activities: -Designed PCB systems and integrated embedded electronics -Collaborated with external industrial design teams on product development -Supported implementation of in-house polymer machining processes

Context: I conducted material research to support cost-effective and manufacturable product design, contributing to more efficient engineering decisions. I enhanced the modular architecture of educational robotics kits, improving flexibility and ease of assembly. I performed large-scale testing to validate product performance and ensure market readiness, while also supporting sourcing and manufacturing decisions based on engineering validation. Additionally, I developed and tested embedded systems for robotic applications using Arduino, integrating hardware and software to ensure reliable system performance. Technologies: -C++ -Arduino -Excel -Polymer Materials Engineering Activities: -Performed material research for robotics product applications -Supported development of modular robotic components -Executed validation tests for product reliability and manufacturability -Programmed and tested Arduino-based robotic systems

Context: I led the design optimization of a product originally developed by an external consultancy, focusing on improving performance and manufacturability. I was responsible for creating and maintaining 3D CAD models and detailed engineering drawings, as well as developing assembly manuals and organizing technical documentation to support production and maintenance processes. I conducted physical prototyping and validation using 3D printing, enabling rapid iteration and continuous design improvements. Additionally, I supported the product’s readiness for manufacturing through iterative testing and validation activities. Technologies: -Mechanical Design -Excel -3D Printing (Creality slicer software) -Technical Drawings Activities: -Assisted engineering teams in product refinement and prototyping workflows -Created technical drawings and updated CAD assemblies -Supported testing procedures and prototype evaluations -Maintained engineering documentation and production spreadsheets