Job
Independent PCB Design Review — CM4-based mixed-signal audio board (Gerber + netlist)
review only, no redesign or routing work required.
About the board
4-layer mixed-signal PCB
Raspberry Pi Compute Module 4 (CM4) as the main processor
Audio codec with analog audio input/output path
Designer
ethinyongachi
Mechanical Design Engineer | SolidWorks CAD Designer | Product Development & 3D Modeling Specialist
Alongside mechanical design, I have experience in embedded systems and IoT projects using Raspberry Pi Pico, Arduino, and ESP32. This allows me to bridge mechanical design with electronics when developing
Designer
asimr
Robotics engineer specializing in Arduino programming, custom circuit design, and automation scripti
Technical Competencies: • Microcontrollers & Firmware: Advanced Arduino development, ESP32, STM32, and Raspberry Pi integration. • Firmware & Scripting: Expert in C/C++, Python automation scripting, and real-time
Designer
ElectronicsGeek
Hardware Engineer | IoT Developer
electronics, automotive, medical and IoT devices. Proficient in working with Arduino, ESP32, STM32, and Raspberry Pi. Experienced in implementing communication protocols I2C, SPI, UART, MQTT, CAN Bus, and Modbus
Designer
MohZ
UAV Systems Designer | CAD (SolidWorks) | Simulink |Drone Design
modeling for flight dynamics and control systems. • Embedded & Integration Work – Jetson Orin NX, Raspberry Pi, Pixhawk, Arduino, servo systems, and sensor integration. Why Clients Choose Me • Solid technical
Designer
GavinKiggins
Aspiring Mechanical Engineer | CAD & 3D Printing Enthusiast | Clovis Community College
experienced in consumer electronics, coding Arduino to integrate sensors and circuits, and customizing Raspberry Pi OS for unique setups. These aren't some sort of school projects; this engineering stuff is what
3D Model
Autonomous Ground Robot — Wildlife Detection System (PCB + Embedded AI)
weatherproofing), and the full software stack. Software includes a 4-process real-time architecture on Raspberry Pi 5 with zero-copy shared-memory IPC, VIO-first position estimation (Visual-Inertial Odometry with
Designer
josep8
Mechanical Design Engineer
arms, linear actuators, servo systems) HMI integration & control interfaces (Nextion, Arduino, Raspberry Pi) Rapid prototyping & fabrication (3D printing, CNC, sheet metal) PCB design & embedded electronics
Designer
ahmede7257
Professional Electronic Engineer, and Pcb designer
Schematic Design & Circuit Simulation Embedded Systems Development (ESP32, STM32, Arduino, Raspberry Pi, AVR, PIC, ARM) IoT Solutions & Wireless Communication (Wi-Fi, Bluetooth, LoRa, Zigbee, GSM) Firmware
Job
Correction of Breathalyzer Module (PCB) & Finalization of Vehicle Telematics Kit
I am developing an embedded telematics system for vehicles based on a Raspberry Pi Zero 2 W.
The main kit already integrates multiple modules (accelerometer/gyroscope, GPS, humidity/temperature sensor