Designer
shawnc4
Senior Electronics Engineer
(buck/boost, battery systems, USB-C, thermal considerations) Communication protocols (BLE GATT, I2C, SPI, UART, Modbus) Debugging and improving existing hardware (thermal issues, noise, stability) I’ve also
Service
I make hardware prototyping, schematics, PCB circuit design, ESP32, Arduino & STM32
hardware prototype for your next electronics project?
I will help you bring your idea to life. I can design a complete board with a microcontroller (ESP32, ESP8266, STM32, ATmega), power supply circuit
Service
I offer raspberry pi programming & embedded project development
W5500 Ethernet module (SPI) as UDP packets to a PLC that guides a robot arm. It includes a Flask web UI for live view and control, plus wiring diagrams and documentation.
What I can do for you:
- Raspberry
Designer
jackm8614
Embedded systems designer & Mechanical Design engineer
Python, with deep knowledge of electronics, signal processing, and communication protocols (I2C, SPI, UART, CAN, Bluetooth, Wi-Fi). Experienced in using RTOS platforms, hardware debugging tools, and PCB
Designer
rohitn3
PCB Design Expert | Altium Designer | KiCad | Embedded System | RF
Wireless Connectivity Bluetooth Low Energy (BLE) Wi-Fi LoRa MQTT GSM / LTE NFC RFID CAN Bus RS485 RS232 UART SPI I2C USB PCB Design Tools Altium Designer KiCad EasyEDA Autodesk Eagle Altium 365 CircuitMaker
Designer
vitaliil
Hardware & Power Electronics Engineer | PCB Layout | High-Voltage Systems
Manufacturing) optimization. Currently working with high-precision electrical measurement instruments in Canada, I bring a meticulous, lab-tested approach to every freelance project. I don't just route boards;
Designer
judeb2
⭐⭐⭐⭐⭐Embedded Systems, PCB Design, Firmware Development, IoT, Low Power Design
wireless protocols 👉SPI / I2C / UART / ADC integration 👉Low-noise measurement systems (nA level) 👉STM32CubeIDE, Cube MX, Keil, CCS, Arduino, ... 👉MQTT, Free RTOS, Zephyr RTOS 🚀 I can support your project
Designer
rommelp1
Multidisciplinary Product Design Engineer | SolidWorks, AutoCAD & Altium
Inventor, I help clients turn early ideas, sketches and existing models into practical products that can be prototyped and manufactured. I enjoy solving the details that make a design work in the real world
Service
I will develop embedded systems, PCB, and firmware for your electronic product
embedded systems. Whether you need a working prototype, custom PCB design, or firmware development, I can help bring your product idea to life.
What I Offer:
1. Circuit Design & Schematic Capture
- Complete
Designer
bohdanc
Embedded Product Engineer| Hardware, Firmware& CAD
display interfaces (MIPI-DSI, MIPI-CSI, DisplayPort, etc), Data communication interfaces (QSpi, SPI, UART, I2C, FMC, I2S, USB 2/3.x, etc), ( - RF Designs: ( 50-60 GHz (Radars), 1-6 GHz (UWB, Wifi, BLE, ZigBee